Does 京东-又好又便宜 work on iPhone Duo?

Yes. 京东-又好又便宜 is 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 京东-又好又便宜 letterboxed on iPhone Duo?

No. 京东-又好又便宜 fills the inner display.

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京东-又好又便宜

Name: 京东-又好又便宜
Author: Beijing Jingdong Century Trading Co., Ltd.

Beijing Jingdong Century Trading Co., Ltd.Shopping

View in the App Store

On iPhone Duo

Fits

京东-又好又便宜 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 16.1.50
Build: iOS 27.1 SDK
uses Apple’s iPhone Duo APIs
Latest version: 16.1.50, Oct 22, 2026
Status updated: Oct 23, 2026

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Version history

Version 16.1.50Fits
iOS 27.1 SDK
Checked Oct 23, 2026

Sources

App Store build, version 16.1.50
Built with the iOS 27.1 SDK. Uses UIHingeInteraction, UIViewReservedRegionKind, AVCaptureDeviceDirectionCoordinator and the inner and outer ultra-wide camera types.