Best Regular Expression Testers in 2026
Updated
In short: RegexCraft is ranked #1 of 23 as of 4 October 2026, ahead of regex101 and RegexPilot. The best-ranked option with a free plan is regex101. The lowest first paid tier on this page is regex101 at €4.99/mo.
When you need to check a pattern against sample text, a regex tester can help you see what it matches and inspect how it behaves. Compare the supported regex flavors, pattern explanations, and step-through debugging, then consider whether code generation or saved patterns would be useful in your work. Available platforms, free plans, and paid starting prices add practical context. The ranking begins with regex101, RegexPilot, and RegexCraft, with Debuggex and RegexStudio also among the early entries. Look across the criteria to find a fit for the languages you work with and the way you want to test or reuse patterns.
23 regular expression testers ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
Regular Expression Testers in tiers by the score this site gives them, S at the top. 0 of the 23 on this page have an Android app.
- 2 regex101€4.99/mo 6.9
- 3 RegexPilotFree 6.9
- 4 The Regex CoachFree 6.9
- 5 Debuggex$5/mo 6.8
- 6 RegEx Visualizer & ExplainerFree 6.7
- 7 RegexBuddy 6.3
- 8 RegexStudio 6.3
- 9 RegexRegex 6.2
- 10 Regex Hero 5.7
- 11 Regexo 5.7
- 12 Regulex 5.7
- 13 AppTools Regex Tester 5.6
- 14 Regex Playground 5.6
- 15 Regex Shuttle 5.6
- 16 RegExr 5.6
- 17 SK Play Labs Regex Tester 5.6
- 18 RegEx Tester 5.5
- 19 Regex Tester Pro 5.5
- 20 RegexAssistant 5.5
- 21 RegexPlanet 5.5
- 22 txtnode Regex Tester 5.5
- 23 Retest 5.2
Is your app on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which regular expression tester is ranked first on Everything Xiaomi?
RegexCraft is ranked #1 of 23 with a score of 7.1. regex101 is second and RegexPilot third.
How many of these have a free plan?
6 of the 23 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, regex101 has the lowest first paid tier we found: €4.99/mo.
How is this list ranked?
Ranked on what each maker publishes: documentation depth, a free tier and the platforms it runs on. Paid placements never change a rank.