Regex Tester
Regex Tester Summary
Regex Tester is a free, ad-supported, with in-app purchases Android app in Tools by Sia Makerlab. Released in Jun 2026 (4 months ago). It has about 26+ installs Based on AppGoblin estimates, it reaches roughly 2.00 monthly active users and generates around $<10K monthly revenue (27% IAP / 73% ads). Store last updated Aug 30, 2026
Regex Tester SDKs Summary
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App Description
Live regex matching, group highlights, replace mode and saved patterns.
Regex Tester is a fast, offline-friendly tool for building and debugging regular expressions right on your phone.
FEATURES
ā¢ Live matching ā results update the moment you type, with every match and capturing group highlighted in color.
ā¢ Flags ā toggle i (ignore case), m (multiline), s (dot matches newline), x (comments) and u (unicode character classes).
ā¢ Replace mode ā preview a full replace-all using $1 group back-references.
ā¢ Match details ā exact ranges and per-group values, with one-tap copy and share.
ā¢ Save patterns ā keep frequently used patterns and reload them with a tap.
ā¢ Quick-insert buttons ā drop common tokens (\d, \w, \s, (), [], ā¦) at the cursor.
ā¢ Cheat sheet ā a built-in reference for common regex tokens.
ā¢ English and Korean.
Matching uses the standard Java/Android regular-expression engine. Patterns you save stay on your device and are never uploaded.