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SignNow

airSlate, Inc.Productivity

View in the App Store
On iPhone Duo

Letterboxed

SignNow runs in an iPhone-sized window with black bars.

Want SignNow to fill the inner display? Be the first to ask.

Its latest version is built with the iOS 26.2 SDK,[1] which Apple shows letterboxed on the inner display.[2]

How we know
From the app’s build
Checked on
Version 15.32
Build
iOS 26.2 SDK
Latest version
15.32, Oct 26, 2026
Status updated

What owners report

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Version history

  1. Version 15.32Letterboxed

    iOS 26.2 SDK

    Checked Oct 28, 2026

Sources

  1. App Store build, version 15.32

    Built with the iOS 26.2 SDK. Uses none of Apple’s iPhone Duo APIs.

  2. Apple Developer: Prepare your app for iPhone Duo
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