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FeaturedUnfold a second screen for your Mac, with touch and Apple Pencil.
Productivity · iPhone Duo app
by 1640 LLC
Your calendar and reminders on a retro console that spans both screens.
iPhone Duo support
Confirmed
Checked by hand against the App Store.
On iPhone Duo
Duotronic puts your calendar and reminders on a retro-futuristic console of color bars. On an open iPhone Duo the month spans both screens, with lists on one page and details on the other.
Yes. iPhone Duo support is confirmed in the App Store description of Duotronic version 1.0.6, released Nov 11, 2026.
Duotronic is free to download on the App Store.
Duotronic is made by 1640 LLC and is in the Productivity category.