Fits Duo
Submit your app
All apps

MixerBox BFF

MixerBox Inc.Social

View in the App Store
On iPhone Duo

Letterboxed

MixerBox BFF runs in an iPhone-sized window with black bars.

Want MixerBox BFF to fill the inner display? Be the first to ask.

Its latest version is built with the iOS 26.4 SDK,[1] which Apple shows letterboxed on the inner display.[2]

How we know
From the app’s build
Checked on
Version 0.10.263
Build
iOS 26.4 SDK
Latest version
0.10.263, Oct 29, 2026
Status updated

What owners report

No reports from owners yet. Add yours

Version history

  1. Version 0.10.263Letterboxed

    iOS 26.4 SDK

    Checked Oct 29, 2026

Sources

  1. App Store build, version 0.10.263

    Built with the iOS 26.4 SDK. Uses none of Apple’s iPhone Duo APIs.

  2. Apple Developer: Prepare your app for iPhone Duo
See all 263