Does Dola work on iPhone Duo?

Yes. Dola 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 Dola letterboxed on iPhone Duo?

No. Dola fills the inner display.

All apps

Dola

Name: Dola: Smart AI Assistant
Author: SPRING(SG)PTE.LTD.

SPRING(SG)PTE.LTD.Productivity

Not on the App Store in the United States.

On iPhone Duo

Fits

Dola 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 15.5.0
Build: iOS 27.1 SDK
uses Apple’s iPhone Duo APIs
Latest version: 15.5.0, Oct 26, 2026
Status updated: Oct 28, 2026

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Version history

Version 15.5.0Fits
iOS 27.1 SDK
Checked Oct 28, 2026

Sources

App Store build, version 15.5.0
Built with the iOS 27.1 SDK. Uses UIHingeInteraction, UIView.reservedRegions, AVCaptureDeviceDirectionCoordinator, the inner and outer ultra-wide camera types, and systemTraitsAffectingVerticalBarEdge.