# Readefine vs Clew

The clearest difference is device support: Readefine at 4 against Clew's 2. Readefine also leads on iOS requirement (15.0 vs 18.0). On price, rating, ratings volume and update cadence there is nothing between them.

Both are free to download. Readefine sells 1 in-app purchase, starting at $10.00 per month and Clew sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for Readefine against 5.0 for Clew. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 12, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Readefine | Clew |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/readefine/id1544832207/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/clew-highlights-and-notes/id6477902274/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Freemium | Free with in-app purchases |
| Size | 9 MB | 36 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Readefine LLC](https://appshunter.io/developer/1544832209) | [Thomas Twardzik](https://appshunter.io/developer/1731056279) |

## What reviewers say

### Readefine

[App page](https://appshunter.io/ios/app/readefine/id1544832207)

This app rewrites web content to suit your needs, offering AI-powered summarization, translation, tone changes, and simplification. It also includes a hyper-speed dictionary and unit converter.

**Highlights:** AI-powered rewording, Summarize web content, Translate into multiple languages, Adjust text tone and complexity, Hyper-speed dictionary, Unit and currency conversion

**Features:** Safari Extension

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Readefine AI: Pro | $10.00 | per month |


### Clew

[App page](https://appshunter.io/ios/app/clew-highlights-and-notes/id6477902274)

Capture and organize quotes, notes, and highlights from books, articles, films, and podcasts. Discover connections between your saved content through powerful tagging and intelligent recommendations. This app acts as a digital commonplace book, synced across all your devices.

**Highlights:** Save highlights from books, web, film, TV, and podcasts, Organize and search saved content, Discover connections between saved items, Tagging and intelligent recommendations, Syncs across all devices, Camera scanning for book pages

**Features:** macOS Compatibility, Safari Extension, Family Sharing, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip - $0.99 | $0.99 | one-time |
| Generous Tip - $2.99 | $2.99 | one-time |
| Super Tip - $9.99 | $9.99 | one-time |


## Frequently asked questions

### Is Readefine free?

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

### Is Clew free?

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

### Which has better reviews, Readefine or Clew?

Readefine and Clew are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.

### Do Readefine or Clew have ads?

Neither Readefine nor Clew shows ads.

### Which is updated more often, Readefine or Clew?

Readefine ships an update every 3 weeks, and Clew every 3 weeks. Most recently, Readefine was updated on October 12, 2026 and Clew on October 10, 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.*