# RegExp vs Regex Tester Pattern Editor

The clearest difference is update cadence: Regex Tester Pattern Editor at every 3 weeks against RegExp's every 6 months. RegExp's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. RegExp sells 1 one-off in-app purchase and Regex Tester Pattern Editor sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

RegExp ships an update every 6 months, Regex Tester Pattern Editor every 3 weeks. The most recent releases landed on October 10, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | RegExp | Regex Tester Pattern Editor |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 5 MB |
| Requires iOS | 18.1 | **17.0** |
| Devices | **iPhone, iPad, Mac** | iPhone |
| Age rating | +4 | 4+ |
| Developer | [Loshadki, LLC](https://appshunter.io/developer/1546140307) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### RegExp

[App page](https://appshunter.io/ios/app/regexp/id1546140065)

This tool allows developers to test and explore regular expression patterns across various programming language syntaxes. It offers advanced configuration options and synchronization across devices, making it ideal for learning and building complex patterns.

**Highlights:** Multiple regex engine support, Advanced Swift regex engine, Save and organize regex patterns, iCloud sync across devices, Supports Swift, Objective-C, ECMAScript, and Go regex flavors

**Features:** Family Sharing, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Features | $2.99 | one-time |


### Regex Tester Pattern Editor

[App page](https://appshunter.io/ios/app/regex-tester-pattern-editor/id6772274452)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Syntax Cheatsheet Weekly | $2.99 | per 7 days |
| Replace Preview Yearly | $14.99 | per year |
| Expression Validator Forever | $29.99 | one-time |


## Frequently asked questions

### Is RegExp free?

RegExp is free to download, with in-app purchases available.

### Is Regex Tester Pattern Editor free?

Regex Tester Pattern Editor is free to download, with in-app purchases available.

### Do RegExp or Regex Tester Pattern Editor have ads?

Neither RegExp nor Regex Tester Pattern Editor shows ads.

### Which is updated more often, RegExp or Regex Tester Pattern Editor?

RegExp ships an update every 6 months, and Regex Tester Pattern Editor every 3 weeks. Most recently, RegExp was updated on October 10, 2026 and Regex Tester Pattern Editor on October 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*