diff --git a/README.md b/README.md
index f1e2545a..5088234d 100644
--- a/README.md
+++ b/README.md
@@ -505,6 +505,7 @@ Table of Contents
   * [POEditor](https://poeditor.com/) — Free up to 1000 strings
   * [SimpleLocalize](https://simplelocalize.io/) - Free up to 100 translation keys, unlimited strings, unlimited languages, startup deals
   * [transifex.com](https://www.transifex.com/) — Free for Open Source
+  * [Translation.io](https://translation.io) - Free for Open Source
   * [webtranslateit.com](https://webtranslateit.com/) — Free up to 500 strings
   * [weblate.org](https://weblate.org/) — It's free for libre projects up to 10,000 string source for the free tier, and Unlimited Self-hosted on-premises.