The most significant development for RimWorld portable play is its "Verified" status on the Steam Deck. This isn't just a basic port; it is a tailored experience.
RimWorld is available on NVIDIA’s cloud gaming service. This allows you to play the full PC version on a tablet with high-end graphics settings, provided you have a stable internet connection. Performance Tips for Handhelds rimworld portable new
Valve and Ludeon Studios have optimized the controller layout. The most significant development for RimWorld portable play
The biggest hurdle for portable RimWorld is the tiny text. To fix this, look for these "new" or updated mods on the Steam Workshop: Reorganizes character info into a scannable grid. This allows you to play the full PC
Start a raid on your desktop and finish it on your Deck. Mobile Workarounds: RimWorld on Phone and Tablet
Helps declutter the screen by organizing items better.
While a native iOS or Android version does not exist yet, "new" streaming technologies have made mobile play surprisingly viable. Steam Link