Apps Optimized for iPhone Duo — Directory (US App Store)
Browse recorded Duo-adapted apps from the US App Store. Open support details and original sources. Unlisted does not mean unsupported.
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- ChatGPT — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Claude by Anthropic — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Threads — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Google — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- DealSeek — Version 1.64.0 officially announces iPhone Duo support. Specific two-pane, fold-state and black-bar behavior is not documented. Not tested by DuoReady.
- Temu: Shop Like a Billionaire — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Shop — Included in the adapted third-party app list.
- Timepage: Calendar Planner — Featured in the US App Store Great apps on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Penbook: Paper Planner & Notes — Featured in the US App Store Great apps on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Things 3 — Featured in the US App Store Great apps on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Tripsy: Travel Planner — Featured in the US App Store Great apps on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- CapWords: AI Language Tutor — Featured in the US App Store Great apps on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Portal - Escape Into Nature — Featured in the US App Store Great apps on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Crouton: Recipe Manager — Featured in the US App Store Great apps on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Finalist: Daily Planner — Featured in the US App Store Great apps on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Deck-Man: Cassette Player — Featured in the US App Store Great apps on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- (Not Boring) Camera — Featured in the US App Store Great apps on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Toastie: grilled cheese game — Featured in the US App Store Great games on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Nitelore — Featured in the US App Store Great games on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Crossy Road Castle — Featured in the US App Store Great games on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Greens: Mini-golf — Featured in the US App Store Great games on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Planet of Lana — Featured in the US App Store Great games on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Retrocade — Featured in the US App Store Great games on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Crossy Road — Featured in the US App Store Great games on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Wylde Flowers — Featured in the US App Store Great games on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Orisuji — Featured in the US App Store Great games on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Train Conductor World — Featured in the US App Store Great games on iPhone Duo collection, per the owner-provided October 23 screenshot. No DuoReady device test recorded.
- Tiny Computers — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Wakeout! Fitness Games — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Essayist: Academic Writing App — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- TypeDraw — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Craft: Notes, Documents, AI — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Strava: Run, Bike, Walk — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Raylie: Flight View Guide — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- SmartGym: Gym & Home Workouts — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Classix — Featured in Apple's US 'Great Apps on iPhone Duo' collection. The collection does not document this app's specific two-pane, split-screen or fold-state layout. Not tested by DuoReady.
- Weather360 - Forecast — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Headspace: Sleep & Meditation — Featured in Apple's US 'Great Apps on iPhone Duo' collection. The collection does not document this app's specific two-pane, split-screen or fold-state layout. Not tested by DuoReady.
- Noteshelf: AI Notes & PDF — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Scratchbook: National Parks — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- FOX One: Live News, Sports, TV — Featured in Apple's US 'Great Apps on iPhone Duo' collection. The collection does not document this app's specific two-pane, split-screen or fold-state layout. Not tested by DuoReady.
- Reeder. — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Sofa: Downtime Organizer — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Papelle — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Night Sky — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Mockup - UI/UX Design — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Sequel • Media Tracker — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- NBA: Live Games & Scores — Featured in Apple's US 'Great Apps on iPhone Duo' collection. The collection does not document this app's specific two-pane, split-screen or fold-state layout. Not tested by DuoReady.
- Weather mini - Trip Forecasts — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- LADDER Strength Training Plans — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- FotMob - Soccer Live Scores — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Pollster Pass — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- MD Vinyl Music App — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Crunchyroll — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Slopes: Ski & Snowboard — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Callsheet: Find Cast & Crew — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Eline's Table: Healthy Recipes — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Medium: Read & Write Stories — Featured in Apple's US 'Great Apps on iPhone Duo' collection. The collection does not document this app's specific two-pane, split-screen or fold-state layout. Not tested by DuoReady.
- DayCity: Weather Clock Widget — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Solstice — Featured in the US App Store Great Apps on iPhone Duo collection, per the owner-provided October 24, 2026 screenshots. No DuoReady device test; support details depend on the developer and version.
- Tesla — Tesla’s developer announced iPhone Duo support. Version 4.62.0 is available; the new layout is rolling out gradually and may take one or two weeks.
- Netflix — Clips outside; continue playback when unfolded.
- Prime Video — Video and X-Ray in separate areas when half-folded.
- Paramount+ — Included in the adapted third-party app list.
- MLB — Live video alongside scores and stats.
- PGA Tour — Included in the adapted third-party app list.
- Zoom — Shared content and participants together.
- Slack — Sidebar alongside conversations.
- Fantastical Calendar — Calendar, tasks and menus together.
- Bear - Markdown Notes — Included in the adapted third-party app list.
- Notewise — Included in the adapted third-party app list.
- Airmail — Included in the adapted third-party app list.
- Salesforce — Included in the adapted third-party app list.
- Microsoft Outlook — Microsoft’s October 23 release notes confirm Duo support in build 5.2641.0, optimized side-by-side multitasking and resizing during orientation or window changes. Features may roll out gradually. Current store version: 5.2642.0. Not tested by DuoReady.
- Instagram — More posts and Stories on the inner display.
- Instagram Edits — Expanded editing workspace.
- Detail — Video and transcript side by side; on-device AI.
- VLLO — Included in the adapted third-party app list.
- Lyft — Ride options alongside the route map.
- American Airlines — Included in the adapted third-party app list.
- United Airlines — Included in the adapted third-party app list.
- Flighty — Flight tracking in a propped-open posture.
- NYT Cooking — Cooking steps and video when half-folded.
- Lowe’s — Included in the adapted third-party app list.
- OpenTable — Included in the adapted third-party app list.
- Yelp — Map alongside reviews.
- LTK — Included in the adapted third-party app list.
- Asphalt Legends — Included in the adapted third-party app list.
- Sneaky Sasquatch — Adapted Apple Arcade game.
- Sky Guide — Included in the adapted third-party app list.
- Tide Guide — Included in the adapted third-party app list.
- edjing Mix — Included in the adapted third-party app list.
- Flipcorder: Retro Camcorder — The App Store Built for iPhone Duo section describes fold-controlled recording, closing to save a flip, and an outer-screen live retro preview with a REC light for the subject. Record 20-second flips on a daily tape of up to 30 minutes. Listed at $4.99 as a one-time purchase with no subscriptions, in-app purchases, ads or accounts; check current store pricing. Not tested by DuoReady.
- Documents — Expanded file, video and reading layouts with Split View drag and drop. Confirmed in App Store version 8.22.10 release notes; not device-tested by DuoReady.
- Calendars — Agenda and timeline side by side, with expanded calendar views and a sidebar. Confirmed in App Store version 5.41 release notes; not device-tested by DuoReady.
- Spark Mail — Inbox and message side by side, retaining actions and content closed, open or partially folded. Confirmed in App Store version 3.20.4 release notes; not device-tested by DuoReady.
- OneAuth — Code views adapt to the wide display, landscape and window resizing. Confirmed in App Store version 4.4.3 release notes; not device-tested by DuoReady.
- Darkroom — Responsive photo and video editing interface optimized for Duo form factors and poses. Confirmed in App Store version 7.5.1 release notes; not device-tested by DuoReady.
- Sticky Widgets — Expanded note library, side-by-side editing and adaptive previews. Confirmed in App Store version 5.4.0 release notes; not device-tested by DuoReady.
- StressWatch — Health insight screens redesigned and optimized for Duo’s form factor. Confirmed in App Store version 3.4.5 release notes; not device-tested by DuoReady.
- KaraFun — Mini player, full-screen mode and navigation designed for Duo. Confirmed in App Store version 5.34.0 release notes; not device-tested by DuoReady.
- Watch to 5K — Training information layouts adapt to folded and unfolded views. Confirmed in App Store version 8.2.1 release notes; not device-tested by DuoReady.
- TV Launcher — Full Duo support with an expanded TV guide, more channels and adapted toolbars throughout. Confirmed in App Store version 3.3.4 release notes; not device-tested by DuoReady.
- To Do List — Adaptive folding and resizing layouts, with reminder drag and drop between windows. Confirmed in App Store version 8.0.0 release notes; not device-tested by DuoReady.
- Dualgram — Closed, open and partially open layouts, plus an exterior camera preview and teleprompter. Confirmed in App Store version 2.3 release notes; not device-tested by DuoReady.
- MoneyCoach — Lists and details side by side unfolded, with a Duo-specific 3D wallet. Confirmed in App Store version 14.0 release notes; not device-tested by DuoReady.
- Awesome Habits — Two-column Home and History layouts, available closed, open or half-folded. Confirmed in App Store version 8.1.1 release notes; not device-tested by DuoReady.
- Pestle — Adaptive Duo cooking layouts combine ingredients, instruction previews and timers. Confirmed in App Store version 4.1.1 release notes; not device-tested by DuoReady.
- Alpenglow — The developer confirms that screens throughout the app are optimized for Duo. Confirmed in App Store version 12.1.4 release notes; not device-tested by DuoReady.
- Priime — Fully optimized inner and outer displays in different orientations, with split editing or full-screen views. Confirmed in App Store version 7.1.1 release notes; not device-tested by DuoReady.
- Clarity Wallpaper — Redesigned and rebuilt for Duo, with previews and wide-screen content sized for the device. Confirmed in App Store version 9.1.1 release notes; not device-tested by DuoReady.
- Lettre.app — Full Duo support with letters, stamps and Post Office layouts adapting to folding and orientation. Confirmed in App Store version 2.9.0 release notes; not device-tested by DuoReady.
- TV Remote — Full Duo support with multiple remote pages unfolded, tabs folded and adapted toolbars throughout. Confirmed in App Store version 4.3.3 release notes; not device-tested by DuoReady.
- Zenitizer — Full adaptive layouts across inner and outer displays, folds, landscape and window sizes; tent mode can start meditation. Confirmed in App Store version 1.18 release notes; not device-tested by DuoReady.
- Guitar Wiz — Every screen fully optimized, with the tuner transitioning seamlessly between outer and inner displays. Confirmed in App Store version 2.3 release notes; not device-tested by DuoReady.
- 2Camera — Dual-screen camera with live outer preview, custom media and an exterior teleprompter. Confirmed in App Store version 1.5.6 release notes; not device-tested by DuoReady.
- TimeWave — Timers and controls adapt to unfolded, half-folded, landscape and tabletop postures. Confirmed in App Store version 4.50 release notes; not device-tested by DuoReady.
- T-Calc Lite — Calculator layouts optimized for folded, partially unfolded and fully unfolded modes. Confirmed in App Store version 3.0.1 release notes; not device-tested by DuoReady.
- Voice Recorder — Recording continues from cover to inner screen, with History and player side by side. Confirmed in App Store version 17.4 release notes; not device-tested by DuoReady.
- Eventual Calendar — Version 1.6 release notes explicitly announce iPhone Duo support across poses and orientations. Calendar events and reminders in one app. Support was announced October 15; newly listed here, not tested by DuoReady.
- Art of Fauna: Cozy Puzzles+ — Apple Arcade edition. Version 1.1.1 explicitly adds Duo support, a new landscape mode and a book-style layout when revisiting puzzles. Not tested by DuoReady.
- Art of Flora: Cozy Jigsaw — Version 1.7 release notes announce Duo support with a new landscape mode and book-style layout. Not tested by DuoReady.
- Your Stressy — The developer’s Made for iPhone Duo description places reserve and Today side by side when unfolded, returning to a regular iPhone layout when closed. Checked on version 1.3.3, not a claimed first-support version. Requires Apple Watch; not tested by DuoReady.
- AntiqSnap — Version 2.11.0 explicitly announces an interface optimized for iPhone Duo. Specific pane, split-view and black-bar behavior is not documented; not tested by DuoReady.
- Tips & Tricks Pro — Version 27.0.0 explicitly announces full iPhone Duo support, without specific layout details. This is the separate paid Pro edition, not the free Tips & Tricks app. Not tested by DuoReady.
- TickTick — Version 8.2.40 announces iPhone Duo optimization with more room for planning. Specific two-pane or black-bar behavior is not documented. Not tested by DuoReady.
- UHF — Version 2.4.0 officially announces iPhone Duo support. Specific two-pane, fold-state and black-bar behavior is not documented. Not tested by DuoReady.
- Fito — Version 3.36.0 officially announces iPhone Duo support. Specific two-pane, fold-state and black-bar behavior is not documented. Not tested by DuoReady.
- Priceline — App Store version 37.2 announces support or optimization for iPhone Duo. Specific two-pane, fold-state and black-bar behavior is not established by these release notes. Not tested by DuoReady.
- Transit — App Store version 6.3.6 announces support or optimization for iPhone Duo. Specific two-pane, fold-state and black-bar behavior is not established by these release notes. Not tested by DuoReady.
- Fastmail — App Store version 4.18.0 announces support or optimization for iPhone Duo. Specific two-pane, fold-state and black-bar behavior is not established by these release notes. Not tested by DuoReady.
- Sprout Pregnancy Tracker — App Store version 19.10 announces support or optimization for iPhone Duo. Specific two-pane, fold-state and black-bar behavior is not established by these release notes. Not tested by DuoReady.
- Faithe — App Store version 1.20 announces support or optimization for iPhone Duo. Specific two-pane, fold-state and black-bar behavior is not established by these release notes. Not tested by DuoReady.
- Notability: AI Notes & Study — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Target: Shop. Style. Save. — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- MUBI: Stream Great Cinema — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Facebook — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Zillow Real Estate & Rentals — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- YouTube — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- CARROT Weather: Alerts & Radar — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Goodnotes: AI Notes, Docs, PDF — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Perplexity: AI Agent & Search — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Adult Coloring Book - Pigment — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Procreate Pocket — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Webex — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Notion: Notes, Tasks, AI — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Pedometer++ — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Tiimo: To-Do List Planner — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Overcast Podcast App — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Mochi - Product Scan & Reviews — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Concepts — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Pillow: Sleep Tracker — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Heart Analyzer: Pulse Tracker — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Lake: Coloring Book for Adults — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Roam - The Office That Thinks — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Prêt à Makeup — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Obscura — Pro Camera — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Planner & Journal - Zinnia — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Intuit QuickBooks for Business — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Berliner Philharmoniker — Featured in Apple's US 'Popular Apps on iPhone Duo' collection. The collection does not specify every two-pane, split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- NightSnore - Snore Recorder — Developer App Store version 3.2.3 explicitly announces iPhone Duo support or optimization. Unfolded, setup sits beside the moon and each recorded night beside its report. Not tested by DuoReady.
- Forgeplot — Developer App Store version 1.3 explicitly announces iPhone Duo support or optimization. Artwork and controls sit side by side unfolded or above and below when half-folded, retaining work and position. Not tested by DuoReady.
- Single Remote — Developer App Store version 0.9.9 explicitly announces iPhone Duo support or optimization. When half-folded, the Mac display occupies the top and a trackpad the bottom. Not tested by DuoReady.
- KidDrop: Kids Days Out — Developer App Store version 1.7.0 explicitly announces iPhone Duo support or optimization. Maps and place panels, or event timelines and maps, appear together; folding preserves the current view. Not tested by DuoReady.
- CamScanner - PDF Scanner App — Developer App Store version 7.28.5 explicitly announces iPhone Duo support or optimization. The notes do not establish every split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Sidekey — Developer App Store version 1.1.0 explicitly announces iPhone Duo support or optimization. Keyboard and trackpad occupy separate regions that adapt between portrait and landscape. Not tested by DuoReady.
- Widgetsmith — Developer App Store version 9.0 explicitly announces iPhone Duo support or optimization. Release notes explicitly describe full-screen views on the inner display. Not tested by DuoReady.
- CoinSnap: Coin Identifier — Developer App Store version 2.27.0 explicitly announces iPhone Duo support or optimization. The notes do not establish every split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Zangi - Private Messenger — Developer App Store version 6.1.3 explicitly announces iPhone Duo support or optimization. The notes do not establish every split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- JusTalk - Video Chat & Calls — Developer App Store version 9.5 explicitly announces iPhone Duo support or optimization. The notes do not establish every split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- YesPose: AI Pose Cam & Coach — Developer App Store version 1.4 explicitly announces iPhone Duo support or optimization. The notes do not establish every split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Daily English Listening — Developer App Store version 26.10.4 explicitly announces iPhone Duo support or optimization. Release notes explicitly support multiple folding modes. Not tested by DuoReady.
- PrismaView: AI Artifact Viewer — Developer App Store version 1.0.1 explicitly announces iPhone Duo support or optimization. Files sit beside the open document unfolded; folding returns to full screen at the same position. Not tested by DuoReady.
- Canva — Developer App Store version 4.234.0 explicitly announces iPhone Duo support or optimization. Supports designing on the inner display, previewing on the cover display and a wider video-editing timeline. Not tested by DuoReady.
- Fubo: Watch Live TV & Sports — Developer App Store version 8.7.2 explicitly announces iPhone Duo support or optimization. The notes do not establish every split-screen, fold-state or black-bar behavior. Not tested by DuoReady.
- Noted: Transcribe Audio Notes — Developer App Store version 7.1.2 explicitly announces iPhone Duo support or optimization. The notes do not establish every split-screen, fold-state or black-bar behavior. Not tested by DuoReady.