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Key art
About
IN HARNESS is an online co-op 3D jumping game for 1–10 players. With simple move and jump controls, pets team up to clear tough stages and reunite with a girl in heaven, bringing the warm “Helper’s High” of saving friends.
Ways to play
Modes
Single playerMultiplayerCo-operative
Languages
2 languages, with audio, subtitles and interface
| Language | audio | subtitles | interface |
|---|---|---|---|
| English | — | ||
| Japanese | — |
Also known as
IN HARNESS — Stylized title
Expected
December 2026 — exact date not announced
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Facts
Released
2026
Platforms
PC (Microsoft Windows)Mac
Tags
Action
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Game and studio data from IGDB, with release information from Steam, PlayStation, Xbox and Nintendo.















