iPhone Duo goes on sale Oct 23, 2026. Developers are likely to update their apps then, so statuses are for reference until launch.

Release day, your time1 day 03:27:31

All apps

BrainDrain

RDub StudiosProductivity

View in the App Store
On iPhone Duo

Fits

BrainDrain fills the inner screen and adapts when you fold.

Version 2.5.0 adds iPhone Duo layouts for folded, open, laptop and tent poses, the developer says.[1]

How we know
Claimed by the developer
Status updated

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Sources

  1. BrainDrain on iPhone Duo