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FeaturedUnfold a second screen for your Mac, with touch and Apple Pencil.
Productivity · iPhone Duo app
by ArveLabs
A focus timer you start by closing the phone, building a city as you work.
iPhone Duo support
Confirmed
Checked by hand against the App Store.
Screenshots
Screenshots from the App Store. Tap one to see it full size.
On iPhone Duo
Fold Focus turns each focus session into a building. Pick a length and close iPhone Duo to start; the building goes up while the phone stays shut.
Yes. iPhone Duo support is confirmed in the App Store description of Fold Focus version 1.0.1, released Nov 11, 2026.
Fold Focus is free to download on the App Store.
Fold Focus is made by ArveLabs and is in the Productivity category.