The hinge becomes the bellows 🪗
Special Glasses LLC’s Fold Accordion lets you open and close Duo to drive the sound, then tap melody and bass keys. Learn mode guides you through 24 songs. $2.99, no subscription.
https://t.co/3nWWYZZH82
Set Duo down like an hourglass ⌛
Zenitizer 1.18 can start a meditation when you turn Duo into tent mode. Its timer adapts to open and cover screens; the basic timer is free. By @manuel_kehl.
https://t.co/EQLj7oSSHh
A health log that opens like a notebook 🐶
@MusicFlowTokyo’s Heart One puts two weeks of BP and weight records across Duo’s screens. Half-open, it shows today’s values above a number pad for quick entry.
https://t.co/WGU9TRZUVi
A CD changer built around Duo’s hinge 💿
Open @seubjoh’s Penta and its jewel case opens with the phone. Drop an album into a five-disc carousel, or prop Duo for a CD wallet above the tray. Free for owned music.
https://t.co/QPExAQBF6F
Files on both sides of Duo’s fold 📁
Lithium ehf’s new DualFlow puts a folder on each screen. Drag files between them; connect iCloud Drive, Dropbox or a server. The cover keeps your folder in view. $4.99.
https://t.co/n8SdKOwnPz
A cookbook that opens with Duo 📖
Spread puts ingredients left and steps right. Stand Duo on the counter, tap timers from recipe steps, then fold without losing your place. From Canopus Labs Ltd; free for 25 recipes.
https://t.co/qolZivhzw7
Live captions on Duo 📝
Hearing Buddy’s new update improves its Duo layout. Made by Lilly Seay and Scott Krager, it offers unlimited free on-device captions and nearby caption sharing.
https://t.co/EFwW4lhnai
SmartGym adapts to every Duo pose 💪
Version 8.1 puts your routine and exercise side by side in Book Style. Prop Duo in Tent or Seated pose for hands-free HIIT and live stats. Available now, from @AbrasMateus.
https://t.co/GW68xrh21y
🚪 Keep It Shut makes iPhone Duo a hotel-room door. Fold it closed to hide; open a crack to peek into the hallway. Tenth Room Studio’s @kanevu93 has shown simulator screenshots and a trailer. Release date TBA; planned price $4.99.
https://t.co/kXfAeBctl4
🧹 Orden 1.2 puts the photo on one side of iPhone Duo and Keep/Delete controls on the other. Its on-device scan finds blurry shots and duplicates; review is free, deleting needs a paid plan. By Solid Code.
https://t.co/qf09tin5A8
🪨 StoneTell’s Spooky Rock Hunt runs Oct 24–Nov 2: kids identify and file five rocks to earn Halloween stamps. On iPhone Duo, its half-folded Lab Bench guides hands-on tests. Free to start, by Poetical Engine LLC.
https://t.co/vT5RwayZqN
🌎 Duo spotlight: Unfold Your City transforms the iPhone Duo into an interactive pop-up travel book. Unfold your screen to discover cities around the world, including New York, London and Barcelona. Created by @pietro_messineo
https://t.co/xE3OAVWhzW
🔐 Duo spotlight: Vale & Daughter: Safecracker turns the iPhone Duo hinge into a safe-cracking game. Open and close your phone to crack the combination, with sound and haptic feedback. Clever use of the foldable design by @pietro_messineo
https://t.co/JMTcxZZOuJ
Orisuji turns the Duo fold into a puzzle move: close the phone to lay one paper maze over another, bridge gaps, then unfold to carry pieces back. Adrien Friggeri’s new release has 69 levels across six worlds. $4.99, no ads.
https://t.co/QtWR9v9Mi0
Lock Launcher 2.1.9 brings a two-sided Duo canvas for shared drawing and face-to-face signs. Fold to adjust brightness or volume; Quick Image mirrors media to the outer screen. From @LockLauncherApp.
https://t.co/5IeYlsUEjX
🌎 Duo spotlight: Living Earth 4.50 fills the inner screen with a weather globe; use tent mode as a bedside clock. @livingearthapp shows clouds, storms and city forecasts. $5.99 once, no subscription.
https://t.co/vDHs5SsBOB
📓 TypeDraw opens like a notebook when you unfold iPhone Duo. @SpatiallyMe’s $4.99 app lets you choose the first page, type in handwritten fonts and draw with a finger. iCloud sync is optional.
https://t.co/GIKrvSQKNw
🎣 Foldfish makes Duo’s hinge the fishing rod: open to set casting distance, tap to cast, then hold to reel. Jan Poncik’s game is free to start and uses on-screen controls on other iPhones.
https://t.co/jMeL5g6M6V
💻 Tiny Computers turns a tabletop iPhone Duo into 10 playable retro-style machines, with a screen above a working keyboard. Fountain Interactive’s $3.99 app includes the whole collection—no subscription.
https://t.co/3tFbhWxFyv
Apple Music → https://t.co/H3rCuRUKFz on iPhone Duo. 🎵
Scrobble Bridge 1.3.1 by @o1xhack places artwork beside controls when open and above them when folded, with larger tap targets. Free; needs https://t.co/H3rCuRUKFz + Apple Music.
https://t.co/fQsbqZjMnK