Is it Duo-ready?

Spark Mail

Readdle Technologies Limited

View on App Store ↗Productivity

Does Spark Mail work on iPhone Duo?

One iPhone Duo owner reports that Spark Mail is built for iPhone Duo: it uses the full inner display with a layout designed for it (October 28, 2026). We'll be more confident once others report it too.

Updated

Tried Spark Mail on your Duo? Report it
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Built for Duo

Uses the full inner display with a layout designed for it, and adapts when you fold, unfold or prop the phone half-open.

Based on 1 report, recent ones weighted most · Low confidence · Last report Oct 28, 2026

Re-checkSpark Mail has updated since the last report. Does it still run the same?

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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 3.20.6

Released after Duo submissions opened

Version 3.20.5

Mentions iPhone Duo: “Spark is ready for iPhone Duo from day one!”

Version 3.20.4

Mentions iPhone Duo: “Spark is ready for iPhone Duo from day one!”

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 Spark Mail 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

Anonymous, no account needed. Reports are public; see our privacy policy.

Reports (1)

OptimizedOct 28, 2026

Badge for developers

iPhone Duo status of Spark Mail
Markdown
[![iPhone Duo status](https://isitduoready.com/app/spark-mail-ai-email-assistant/badge.svg)](https://isitduoready.com/app/spark-mail-ai-email-assistant)
HTML
<a href="https://isitduoready.com/app/spark-mail-ai-email-assistant"><img src="https://isitduoready.com/app/spark-mail-ai-email-assistant/badge.svg" alt="iPhone Duo status of Spark Mail" height="20"></a>

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