We’ve added CHD compression for Nintendo DS games, reducing file sizes by up to 50% when you upload them. This saves storage and fixes the Safari iOS file size limit.

• iOS 18 or later is required to add new games due to a threading bug in iOS 17. However, you can still add games on another platform and play them on iOS 17.
• You can also compress your existing games by opening the context menu on a game card and scrolling to the bottom and clicking the icon to the left of the download icon. The Folder with a zip on it