🔍Regex Tester

We support standard regex patterns including character classes, quantifiers, groups, alternation, anchors, lookahead/lookbehind, and flags (g, i, m, s, u).

Yes, all tools on Testrefy are completely free to use with no registration required. No hidden fees or premium tiers.

No. All processing happens in your browser locally. We never send, store, or share your data on our servers.