Does Khmer Keyboard work on iPhone Duo?

Yes. Khmer Keyboard is updated for iPhone Duo and uses the full inner display. Version 3.2.0 (October 11) release notes: “Added support for iPhone Duo”

Is Khmer Keyboard letterboxed on iPhone Duo?

No. Khmer Keyboard fills the inner display.

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Khmer Keyboard

Name: Khmer Keyboard: iBoard
Author: Phanith Ny

Phanith NyUtilities

View in the App Store

On iPhone Duo

Fits

Khmer Keyboard fills the inner screen and adapts when you fold.

Version 3.2.0 (October 11) release notes: “Added support for iPhone Duo”[1]

How we know: Claimed by the developer
Latest version: 3.2.0, Oct 11, 2026
Status updated: Oct 18, 2026

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Sources

App Store: Khmer Keyboard 3.2.0 release notes

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