Side by side
Regexo vs RegexStudio
Both stand on regular expression testers. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid LinuxMacWindows
Choose Regexo if you want a free desktop tool for checking Java regular expressions, replacing matches, and keeping saved patterns. Its Java 6 requirement and Beta project status may make it less suitable for those seeking a more established or runtime-independent tool.
Visit Regexo
Free plan Web
RegexStudio brings testing, debugging, diagrams, and learning resources into one browser-based workbench. Check its PCRE2 and debugger limits when working with large or complex expressions.
Visit RegexStudioThe facts
| Regexo | RegexStudio | |
|---|---|---|
| Free plan | Not published | Yes |
| Open source | Not published | Not published |
| Runs on | Linux, Mac, Windows | Web |
| Lowest paid plan | Not published | Not published |
| Plans published | None | None |
| Maker | Not published | Not published |
| Website | sourceforge.net | regexstudio.com |
| On regular expression testers | #22 of 23 | #18 of 23 |
Regexo: what it does well
- Highlights matching results on screen.
- Can replace text matched by an expression.
- Saves, reloads, and modifies expressions in a file database.
- Free to use.
- Tested on Windows, Linux, and macOS.
What to know first
- Requires a Java 6 runtime environment.
- The SourceForge project is marked Beta.
RegexStudio: what it does well
- Free plan for web access
- Live matches include capture groups
- Debugger shows step-by-step execution
- Test cases support detailed assertions
- Tutorials include practice mode and challenges
What to know first
- PCRE2 worker runs have a two-second budget
- Debugger recording has checkpoint and capture-slot caps
- Available platform is web
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