Holter Diary
Is Holter Diary ready for iPhone Duo?
ReadyFills the whole inner screen.
Built with the iOS 27.1 SDK or later.
- Version
- 1.1.0
- Last App Store update
- Oct 9, 2026
- Confirmed
- Oct 30, 2026

Holter Diary
How we know
How we decideDeveloper says so
The notes for version 1.1.0 say:
• Adaptive layouts for iPhone Duo, with a two-column dashboard and symptom grid when space allows. • Record commo…
Verified by the community
The iPhone Duo community lists it as ready.