Is it Duo-ready?

InstaCal

Higher Bar, LLC

View on App Store ↗Productivity

Does InstaCal work on iPhone Duo?

Probably. The release notes for InstaCal 4.0 (November 5, 2026) mention iPhone Duo. No owner has reported how it runs yet.

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By position

Outer screenNo data
Inner screenNo data
Half-folded (tabletop)No data
Keeps your place when foldingNo data

From recent reports. “Didn't try” answers aren't counted.

App Store updates

All apps
Version 4.0

Mentions iPhone Duo: “iPhone Duo and iPad, side by side: the mini month and agenda on the left and the calendar on the right, with a divider you drag and a Duo menu for the arrangement.”

Version 3.9.4

Mentions iPhone Duo: “InstaCal is ready for iPhone Duo.”

Checked every few hours. Only builds made with the iOS 27.1 SDK, accepted since October 5, 2026, can use the whole inner display. Owner reports confirm whether an update did.

Report how it runs

How does InstaCal run on your Duo?

Screenshots

Optional, up to 4. Unfolded is most useful. We check each one before it's shown, and remove location and other hidden details.

Positions you tried

Outer screen
Inner screen
Half-folded (tabletop)
Keeps your place when folding

Optional. It helps people who use the phone a certain way.

Details

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Reports (0)

No reports yet.

Badge for developers

iPhone Duo status of InstaCal
Markdown
[![iPhone Duo status](https://isitduoready.com/app/instacal-menu-bar-calendar/badge.svg)](https://isitduoready.com/app/instacal-menu-bar-calendar)
HTML
<a href="https://isitduoready.com/app/instacal-menu-bar-calendar"><img src="https://isitduoready.com/app/instacal-menu-bar-calendar/badge.svg" alt="iPhone Duo status of InstaCal" height="20"></a>

Shows InstaCal's current status and updates by itself. Add it to your README, website or press kit.