We're an international group of indie game developers! Our first major project is an UNDERTALE fan-game, TS!UNDERSWAP!


TS!UNDERSWAP is an unofficial fan-made reimagining of Toby Fox's UNDERTALE, made by Team Switched (TS).

The latest version features the first two areas, Ruined Home and Starlight Isles!
It's available for free on Windows, Mac, Linux, and Android.

(Estimated playtime for first run: at least 4-6 hours.)


Please consider following us on these platforms!

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TS!UNDERSWAP v2.1.2 Released

Important Notice

Dev Update - February 2026

TS!UNDERSWAP Demo v2.0.11 Released

TS!UNDERSWAP Demo v2.0.10 Released