A scrolling weather chart that spreads across the open Duo, with your places beside it
Does Sunshine Weather work on iPhone Duo?
Coming, says the developer. Matt Kelsh has shown Sunshine Weather on iPhone Duo with "Coming to an iPhone Duo near you". The current App Store version doesn't mention the Duo.
- Developer claimedThe developer, Matt Kelsh (@mattro.design), posted a video of Sunshine Weather on iPhone Duo on Bluesky with "Coming to an iPhone Duo near you" (bsky.app). The App Store seller is Matt Kelsh (id 6751937260). Version 1.1.0 (released September 21, 2026) does not mention the Duo, and neither does the description.
Adapted for the fold
- Closed · Outer display
The chart above the gauges
Closed, the cover shows the place and temperature over a scrolling weather chart, with a card of gauges for wind, feels-like, humidity, UV and dew point below.
- Open · Inner display
The whole chart, and your places
Open flat, the chart runs across the screen and a details card sits on the right, changing as you scrub through the hours. A sidebar of saved places opens on the left, so you can jump from Adelaide's storm to sunny Melbourne.
About Sunshine Weather
Sunshine Weather is built around a scrolling weather chart. In Matt Kelsh’s video, the closed Duo shows the chart above a card of gauges. Open it and the chart runs across the screen, with a details card that follows as you scrub through the hours and a sidebar of saved places on the left.
On the ideas wall
All ideas
Sunshine Weather: the chart closed, places beside it open
by Matt Kelsh
Matt Kelsh's weather app on iPhone Duo. Closed, a scrolling weather chart sits above a card of gauges. Open flat, the chart runs across the screen with a details card that follows as you scrub, and saved places open in a sidebar.
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Every iPhone app opens on iPhone Duo, but only updated ones fill the inner display. What an app looks like before its developer adapts it, how to tell which are ready, and which popular apps have said so.
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Sources: Matt Kelsh on Bluesky (bsky.app) · Sunshine Weather on the App Store (apps.apple.com)
More for iPhone Duo
Environment
Vincent Neo
Singapore weather and air quality; on a table, the rain map stands above its controls
Developer claimed: Vincent Neo, the developer, in a post on X saying Environment will be updated for the Duo soon, with table top mode, and showing it closed, half-folded and open (@iVincentNeo on X). The current App Store version (1.7.1) does not mention the Duo.
- Closed
- Book
- Open
Mercury Weather
Triple Glazed Studios LLC
Places on one half, the chosen city's weather on the other
Developer claimed: Malin Sundberg posted a picture labeled Mercury Weather for iPhone Duo (@malinsundberg on X). Malin's X profile says Malin builds Mercury Weather, the App Store description quotes Malin from Triple Glazed Studios, and the seller is Triple Glazed Studios LLC (id 1621800675). Version 3.7.2 (released 2026-09-22) does not mention the Duo, and neither does the description. The picture is marked October 23.
- Closed
- Open
Sunset Predictions: Alpenglow
Andrew Yates
Sunrise and sunset forecasts, with the scene above the map and time when half-folded
Developer claimed: Andrew Yates, the developer, in a post on X showing Alpenglow on the Duo half-folded and closed (@ay8s on X), and in the v12.1 press release, which says Duo support arrives on October 23, 2026. The current App Store version (12.0.3) does not mention the Duo; Andrew offers press a TestFlight build of v12.1.
- Book
- Closed