Does Citibank SG work on iPhone Duo?

Not yet. Citibank SG runs letterboxed on the inner display, with black borders around an iPhone-sized window. Owners report it runs letterboxed.

Is Citibank SG letterboxed on iPhone Duo?

Apps built with the iOS 26 SDK or earlier show black borders around an iPhone-sized window on the inner display; iOS 27 apps resize to fill most of it, and iOS 27.1 apps fill it completely. Current status: Letterboxed.

All apps

Citibank SG

Name: Citibank SG
Author: Citibank Singapore Ltd

Citibank Singapore LtdFinance

View in the App Store

On iPhone Duo

Letterboxed

Citibank SG runs in an iPhone-sized window with black bars.

Owners report it runs letterboxed.

How we know: Reported by owners
Latest version: 11.7.9, Oct 20, 2026
Status updated: Oct 25, 2026

What owners report

1 report from people using iPhone Duo

Fits: 0
Partly fits: 0
Letterboxed: 1
Has issues: 0
Doesn’t work: 0

Most reports are from version 11.7.9.

Version history

Version 11.7.9
Owners report: Letterboxed (1)

Letterboxed

What owners report

Version history

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