TS!Underswap

First release: Date to be confirmed
Publisher: Team Switched
Engine: GameMaker Studio 2
Genres: Role-playing (RPG), Indie, Adventure, Puzzle, Turn-based strategy (TBS) · Drama, Fantasy, Comedy
Platforms: Android, PC (Microsoft Windows), Mac, Linux

An unofficial fan-game of Toby Fox's Undertale. Explore a re-imagined world based on the premise of swapping character roles, and adding original content, to create new scenarios.

Also known as TS!UNDERSWAP

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Storyline, release dates, time to beat, age ratings, modes, links, keywords

Release dates

Android: Date to be confirmed
PC (Microsoft Windows): Date to be confirmed
Mac: Date to be confirmed

All 4 release dates

Mac: Date to be confirmed
Linux: Date to be confirmed

Game modes

Single player

Perspective

Bird view / Isometric

External links

DiscordFandomYouTubeXRedditTwitchOfficial site

Keywords

unofficial, fanmade, undertale fangame

… All 3

, undertale fangame

How it plays Media Community Behind the game

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Languages

Englishinterface, subtitles

IGDB · recorded 10 Oct 2026

Language data: IGDB · recorded 10 Oct 2026

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TS!Underswap

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