QR Code & Barcode Scanner ・
TeaCappsUtilities
On iPhone Duo
Letterboxed
QR Code & Barcode Scanner ・ runs in an iPhone-sized window with black bars.What owners report
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Version history
- Version 2.5.4Letterboxed
iOS 16.2 SDK
Checked Nov 5, 2026
Sources
- App Store build, version 2.5.4
Built with the iOS 16.2 SDK. Uses none of Apple’s iPhone Duo APIs.
- Apple Developer: Prepare your app for iPhone Duo