Shelves of retro game boxes that stretch across the open Duo
Does Ultimate Game Guide work on iPhone Duo?
Coming, says the developer. Embraceware says its iOS apps are updated for every iPhone Duo screen and has shown this one on the Duo. The App Store version, 4.6 from May, doesn't mention it yet.
- Developer claimedEmbraceware said on Bluesky that its iOS apps were updated to be fully compatible with all of the iPhone Duo screen options, with a video of Ultimate Game Guide, HoloSnaps and Awaken on the Duo (bsky.app). The App Store seller is Embraceware Software Inc (id 1182547155). Version 4.6 (released May 18, 2026) does not mention the Duo, and neither does the description.
Adapted for the fold
- Closed · Outer display
A shelf on the cover
Closed, the cover shows a shelf of game boxes with an A to Z index down the side, or one game's page with its box, ratings and screenshots.
- Open · Inner display
Wider shelves, a game on top
Open flat, the shelves stretch across the screen. A game's page opens as a card over them, with its prices, details and screenshots, and the system picker switches between consoles.
About Ultimate Game Guide
Ultimate Game Guide catalogues retro games with box art, prices, reviews and screenshots. In Embraceware’s video, the closed Duo shows a shelf of boxes or one game’s page. Open flat, the shelves stretch across the screen and a game’s page opens as a card over them.
On the ideas wall
All ideas
Ultimate Game Guide: game shelves that widen when open
by Embraceware
Embraceware's retro game guide on iPhone Duo. Closed, the cover shows a shelf of game boxes or one game's page. Open flat, the shelves stretch across the screen, and a game's page opens as a card over them with prices and screenshots.
Related guides
The best iPhone Duo apps so far (October 2026)
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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: Embraceware on Bluesky (bsky.app) · Ultimate Game Guide on the App Store (apps.apple.com)
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- Closed
- Open
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- Closed
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- Closed
- Open