Does OG.com work on iPhone Duo?

Yes. OG.com has been updated for iPhone Duo and uses the full inner display. Its latest version is built with the iOS 27.1 SDK and uses Apple’s iPhone Duo APIs.

Is OG.com letterboxed on iPhone Duo?

No. OG.com fills the full inner display.

All apps

OG.com

Name: OG.com: Rip Cards,Trade Events
Author: OG Markets Limited

OG Markets LimitedFinance

View in the App Store

On iPhone Duo

Fits

OG.com fills the inner screen and adapts when you fold.

Its latest version is built with the iOS 27.1 SDK and uses Apple’s iPhone Duo APIs.[1]

How we know: From the app’s build
Checked on: Version 1.0.38
Build: iOS 27.1 SDK
uses Apple’s iPhone Duo APIs
Latest version: 1.0.38, Nov 2, 2026
Status updated: Nov 5, 2026

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Version history

Version 1.0.38Fits
iOS 27.1 SDK
Checked Nov 5, 2026

Sources

App Store build, version 1.0.38
Built with the iOS 27.1 SDK. Uses UIHingeInteraction, UIView.reservedRegions, UIViewReservedRegionKind and SwiftUI’s ArrangementView and its automatic, overlay and split styles.