# RegEx Knife vs Text Workflow

The clearest difference is rating: Text Workflow at 4.8 against RegEx Knife's 4.3. Text Workflow also leads on review sentiment (95% vs 62%) and update cadence (fortnightly vs every 3 months). RegEx Knife's advantage is in-app purchases (none vs 3) and iOS requirement (8.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Text Workflow sells 3 in-app purchases, starting at $0.99 per month. RegEx Knife asks for nothing beyond the download.

Text Workflow holds the better App Store score, 4.8 against 4.3. That said, the two scores are not equally well evidenced: Text Workflow has 176 ratings behind it against 25, so its average is the more settled of the two. Written reviews point the same way: 62% of RegEx Knife's written reviews are positive against 95% of Text Workflow's.

RegEx Knife ships an update every 3 months, Text Workflow fortnightly. The most recent releases landed on October 9, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | RegEx Knife | Text Workflow |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (25 ratings)](https://appshunter.io/ios/app/regex-knife/id894169288/reviews) | **[4.8 (176 ratings)](https://appshunter.io/ios/app/text-workflow-clean-any-text/id1623230250/reviews)** |
| Number of ratings | 25 | **176** |
| Positive reviews | 61.5% of reviews | **95.2% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 4 MB | 32 MB |
| Requires iOS | **8.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mark Alldritt](https://appshunter.io/developer/506691275) | [Georgios Trigonakis](https://appshunter.io/developer/439577899) |

## What reviewers say

### RegEx Knife

[App page](https://appshunter.io/ios/app/regex-knife/id894169288)

This tool simplifies working with regular expressions by allowing users to highlight and edit capture groups, immediately viewing the results. It also facilitates experimentation with regex substitutions, offering a straightforward approach to complex pattern matching.

**Highlights:** Highlight capture groups, Edit capture groups, See immediate results, Experiment with substitutions, Works on iPhone and iPad

**Features:** macOS Compatibility

**In-app purchases:** none


### Text Workflow

[App page](https://appshunter.io/ios/app/text-workflow-clean-any-text/id1623230250)

Automate repetitive text editing tasks with a powerful yet user-friendly tool. Create custom workflows by combining over 45 transformation actions to format, clean, and convert text. All processing is done on-device for enhanced security and privacy.

**Highlights:** Combine transformation actions, Save and reuse workflows, Over 45 text transformation actions, On-device processing, JSON, CSV, YAML conversion, URL and Base64 encoding/decoding, Shortcuts integration

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Text Workflow Full Access | $0.99 | per month |
| Text Workflow Full Access | $6.99 | per year |
| Lifetime Premium | $17.99 | one-time |

**What reviewers like**

- 🚀 Adds significant functionality to Shortcuts
- 💡 Powerful text manipulation and data conversion
- 👍 Excellent for testing Regex patterns
- 👍 Incredibly useful and handy
- 👍 Magic in your pocket

**What reviewers complain about**

- 🐛 Family sharing for subscription not enabled
- 🐛 Free plan has a 100-character limit
- 🐛 Restore purchase doesn't work
- 🐛 Last update broke Shortcuts
- 🐛 Redirecting behavior in Shortcuts even without using the action

**Reported bugs**

- Last update broke Shortcuts
- Shortcuts open the app and stop instead of returning data
- Error message when selecting a workflow in Shortcuts action
- Restore purchase doesn't work

**Requested features**

- Support for family sharing for subscriptions
- Support for more languages
- Ability to convert VB code to C#
- Ability to change AI models (e.g., 16K ChatGPT, 32K GPT-4)
- Ability to alter AI temperature settings, top-p, top-K, frequency penalties, token limit, stop sequence


## Frequently asked questions

### Is RegEx Knife free?

RegEx Knife is free to download, with no in-app purchases.

### Is Text Workflow free?

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

### Which has better reviews, RegEx Knife or Text Workflow?

Text Workflow is rated higher. RegEx Knife averages 4.3 out of 5 from 25 ratings, while Text Workflow averages 4.8 from 176 ratings.

### Do RegEx Knife or Text Workflow have ads?

Neither RegEx Knife nor Text Workflow shows ads.

### Which is updated more often, RegEx Knife or Text Workflow?

RegEx Knife ships an update every 3 months, and Text Workflow fortnightly. Most recently, RegEx Knife was updated on October 9, 2026 and Text Workflow on October 18, 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.*