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We're an international group of self-taught 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 official DEMO features the first two areas, Ruined Home and Starlight Isles!
It's available for free on Windows, Linux, and Android.

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

Please consider following us on these platforms!

Discord | Tumblr | Bluesky | YouTube | SoundCloud

Team Switched @teamswitched

TS!UNDERSWAP [Undertale Fangame]

Important Notice

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TS!UNDERSWAP Project Updates

Team Switched @teamswitched

TS!UNDERSWAP [Undertale Fangame]

Dev Update - February 2026

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UNDERTALE Show & Tell

TS!UNDERSWAP Project Updates

Team Switched @teamswitched

TS!UNDERSWAP [Undertale Fangame]

TS!UNDERSWAP Demo v2.0.11 Released

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UNDERTALE Show & Tell

TS!UNDERSWAP Game Changelog

Team Switched @teamswitched

TS!UNDERSWAP [Undertale Fangame]

TS!UNDERSWAP Demo v2.0.10 Released

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UNDERTALE Show & Tell

TS!UNDERSWAP Game Changelog

Team Switched @teamswitched

TS!UNDERSWAP [Undertale Fangame]

TS!UNDERSWAP - Moulder Battle Preview!

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UNDERTALE Show & Tell

TS!UNDERSWAP Project Updates

Developer's Games

Team AAA Underswap™by Team Switched

1,676 followers

TS!UNDERSWAP [Undertale Fangame]by Team Switched

60,322 followers