Koyfin
Koyfin IncFinance
On iPhone Duo
Should fit
Koyfin is built with the iOS 27.1 SDK and should fill the inner screen completely.What owners report
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Version history
- Version 1.13.2Should fit
iOS 27.1 SDK
Checked Nov 5, 2026
Sources
- App Store build, version 1.13.2
Built with the iOS 27.1 SDK. Uses none of Apple’s iPhone Duo APIs.
- Apple Developer: Prepare your app for iPhone Duo