Best AI localisation tools for games

Crowdin

Localisation · Free tier + paid

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#1Game-dev fit

No independent quality tests found. Ranked on game-dev fit: commercial terms not stated by vendor; Unity, Unreal integrations; API and official MCP server.

Localisation management platform for translating product strings, with Crowdin AI for translation, context enrichment and proofreading, plus an API and integrations.

For managing game text translation with AI assistance; the free plan works for one private project, but free-plan translations feed Crowdin's translation memory.

Gridly

Localisation · Paid

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#2Game-dev fit

No independent quality tests found. Ranked on game-dev fit: commercial terms not stated by vendor; Unity, Unreal integrations; API.

Content and localisation platform with a game-localisation use case: spreadsheet-style grids for strings, AI translation with linguistic context, AI voiceover files and an API.

For teams that want game strings, AI translation and voiceover files in one tool; there is no free plan, only a 14-day trial.