Best RegEx Tester Alternatives in 2026
Updated
20 platforms from regular expression testers ranked against RegEx Tester on the same published basis.
- 1RegEx Tester vs regex101
- 2RegEx Tester vs RegexRegex
- 3RegEx Tester vs Debuggex
- 4RegEx Tester vs RegexCraft
- 5RegEx Tester vs RegexPilot
- 6RegEx Tester vs RegExr
- 7RegEx Tester vs The Regex Coach
- 8RegEx Tester vs RegEx Visualizer & Explainer
- 9RegEx Tester vs RegexStudio
- 10RegEx Tester vs RegexAssistant
- 11RegEx Tester vs RegexBuddy
- 12RegEx Tester vs Retest
- 13RegEx Tester vs AppTools Regex Tester
- 14RegEx Tester vs Regex Tester Pro
- 15RegEx Tester vs Regulex
- 16RegEx Tester vs SK Play Labs Regex Tester
- 17RegEx Tester vs Regex Hero
- 18RegEx Tester vs Regex Playground
- 19RegEx Tester vs Regex Shuttle
- 21RegEx Tester vs Regexo
RegEx Tester alternatives compared
| # | Platform | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | regex101 | 7.3 | Free plan | €4.99/mo | API, Linux, self-hosted, Web |
| 2 | RegexRegex | 6.0 | Free plan | Free | Web |
| 3 | Debuggex | 5.9 | Free plan | $5/mo | Web |
| 4 | RegexCraft | 5.9 | Free plan | Free | Linux, Mac, Windows |
| 5 | RegexPilot | 5.9 | Free plan | Free | Browser, Mac, Web |
| 6 | RegExr | 5.9 | Free plan | Free | Web |
| 7 | The Regex Coach | 5.9 | Free plan | Free | Linux, Windows |
| 8 | RegEx Visualizer & Explainer | 5.8 | Free plan | Free | Web |
| 9 | RegexStudio | 5.6 | No | — | Web |
| 10 | RegexAssistant | 5.4 | No | — | Windows |
| 11 | RegexBuddy | 5.4 | No | — | Linux, Windows |
| 12 | Retest | 5.3 | No | — | Linux |
| 13 | AppTools Regex Tester | 5.1 | No | — | Web |
| 14 | Regex Tester Pro | 5.1 | No | — | — |
| 15 | Regulex | 5.1 | No | — | Web |
| 16 | SK Play Labs Regex Tester | 5.1 | No | — | Web |
| 17 | Regex Hero | 5.0 | No | — | Web, Windows |
| 18 | Regex Playground | 5.0 | No | — | Web |
| 19 | Regex Shuttle | 5.0 | No | — | Web |
| 21 | Regexo | 5.0 | No | — | Windows, Mac, Linux |
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Questions about RegEx Tester alternatives
What is the best alternative to RegEx Tester?
regex101, number 1 in regular expression testers with a score of 7.3 out of 10. The others here: RegexRegex, Debuggex, RegexCraft and 16 more.
What is the best free alternative to RegEx Tester?
regex101 is the best-ranked alternative with a free plan. 8 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, open and connectable first: a public API, open-source code, the depth of its documentation and a free tier to try it on. Model lists are sorted by the figure in their title, exactly as each provider publishes it.