Choose Crowdin if you need
- Integration with GitLab, WordPress or Zendesk. We haven't found them on SimpleLocalize's website.
- ISO 27001. We haven't found it on SimpleLocalize's website.
Side by side, from each tool's own website. A tool's rating shows once it has 3 reviews.
From each tool's own website, checked on the dates below, and from published reviews.
From the facts checked for both tools, not from opinion. A fact we haven't confirmed for one of them is never counted.

Nobody has reviewed Crowdin yet. Its rating shows once it has 3 reviews.
Review Crowdin
Nobody has reviewed SimpleLocalize yet. Its rating shows once it has 3 reviews.
Review SimpleLocalizeFrom the platforms and integrations each website lists.
Reviewers who say they used one of these before the other.
No reviewer has said they moved between Crowdin and SimpleLocalize yet.
Your review makes this comparison better for the next person. Review Crowdin or review SimpleLocalize.
Crowdin: Facts from crowdin.com, checked November 13, 2026. Sources: crowdin.com, crowdin.com/pricing, crowdin.com/features/ai-translation, store.crowdin.com.
SimpleLocalize: Facts from simplelocalize.io, checked November 14, 2026. Sources: simplelocalize.io, simplelocalize.io/pricing, simplelocalize.io/blog/posts/multilingual-seo-guide, simplelocalize.io/integrations.
Prices change, so confirm on their sites.