About
Gemini came out on September 23, 2020 for PC, then for Nintendo Switch on February 18, 2021. On Steam, 81% of 112 player reviews are positive (Very Positive).
Gemini is an action tower defense game, where your goal is to protect the crystal and stay alive.
What is happening now
Gemini is an indie strategy-adventure title released in 2020 for PC and Nintendo Switch. The game has developed an engaged community, with players discussing popular characters like John Duskblood and apparently enjoying enough depth to craft elaborate in-game scenarios. Recent coverage has largely focused on unrelated topics - Google's hardware developments and esports AI experiments - rather than updates to the game itself, suggesting Gemini remains a stable release without major recent developments driving the conversation around it.
More in the Gemini series
2 other titles
Games like Gemini
same kind of game, other series
Media
Releases
Earliest full release on each platform; regional dates can differ.
PC and Steam Deck
Steam store pageRequirements and Deck status as listed on Steam, checked Oct 30, 2026.
Gemini achievements
14 achievements on SteamRarest
All 14 achievements by how many players unlocked them
Share of Steam players who unlocked each achievement.