RegExr
RegexMate
regular expressions 101
RegexBuddy
Expresso
RegEx Generator
Regulex
The only one Regular Expression tester you need, that will help you to test your regular expressions in flavors:

Memory.com is the online learning service platform for all fields for seekers, either they are teachers, students, or else.

Which is more popular?
Based on our record, Memory.com seems to be more popular. It has been mentioned 1 time since March 2021.
Website, pricing, platforms and company facts side by side.
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RegExp
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| Website | loshadki.app | memory.com |
| Listed in |
What each product offers, as listed by its team.

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An editorial look at what each product does well and who it suits.

Overall verdict
Why this product is good
Recommended for
Overall verdict
Why this product is good
Recommended for
How often each product is chosen within a category, 0–100% relative to the other.

Share your experience with using RegExp and Memory.com. For example, how are they different and which one is better?
Recommendations tracked on public social media and blogs since March 2021.

Tracking RegExp since Jul 2025.
I am not familiar with memory.com, so I cannot comment on it. However, there are also deck packages for learning Interlingua vocabulary on Anki. Source: over 5 years ago
When comparing RegExp and Memory.com, you can also consider the following products.

RegExr.com is an online tool to learn, build, and test Regular Expressions.
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RegexMate offers seamless regex crafting and testing on macOS and iOS.
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Extensive regex tester and debugger with highlighting for PHP, PCRE, Python and JavaScript.
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RegexBuddy is your perfect companion for working with regular expressions.
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The award-winning Expresso editor is equally suitable as a teaching tool for the beginning user of regular expressions or as a full-featured development environment for the experienced programmer with an extensive knowledge of regular expressions.
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RegEx Generator is a simple-to-use application that comes with the brilliance of intuitive regex and is also helping you out to test the regex.
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