# Toolwatch vs Clockwork

The clearest difference is rating: Clockwork at 4.4 against Toolwatch's 3.3. Clockwork also leads on review sentiment (43% vs 34%). Toolwatch's advantage is in-app purchases (none vs 1) and ratings volume (457 vs 24). On price, update cadence and ads there is nothing between them.

Both are free to download. Clockwork sells 1 one-off in-app purchase. Toolwatch asks for nothing beyond the download.

Clockwork holds the better App Store score, 4.4 against 3.3. That said, the two scores are not equally well evidenced: Toolwatch has 457 ratings behind it against 24, so its average is the more settled of the two. Written reviews point the same way: 34% of Toolwatch's written reviews are positive against 43% of Clockwork's.

Toolwatch ships an update monthly, Clockwork every 3 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Toolwatch | Clockwork |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (457 ratings)](https://appshunter.io/ios/app/toolwatch-watch-accuracy-app/id1105636950/reviews) | **[4.4 (24 ratings)](https://appshunter.io/ios/app/clockwork-watch-app/id1612061033/reviews)** |
| Number of ratings | **457** | 24 |
| Positive reviews | 33.8% of reviews | **42.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 14 MB | 242 MB |
| Requires iOS | **9.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Mathieu Nayrolles](https://appshunter.io/developer/1105636949) | [Appfred AS](https://appshunter.io/developer/1612061035) |

## What reviewers say

### Toolwatch

[App page](https://appshunter.io/ios/app/toolwatch-watch-accuracy-app/id1105636950)

Measure and track the accuracy of your mechanical watches. Get personalized tips for watch care and determine if your timepiece needs servicing. Discover how your watch performs compared to others.

**Highlights:** Measure watch accuracy, Track watch performance, Personalized watch care tips, Identify need for servicing, Compare watch accuracy

**Features:** macOS Compatibility

**In-app purchases:** none


### Clockwork

[App page](https://appshunter.io/ios/app/clockwork-watch-app/id1612061033)

This app allows you to measure the accuracy of your watches using your phone's camera. It compares an image of your watch to an atomic clock to calculate its timekeeping offset. Track accuracy over time with graphs and store detailed watch information.

**Highlights:** Measure accuracy using images, Atomic clock synchronization, Accuracy over time graphs, Store detailed watch information, Dark mode support, Digital and analog atomic clock

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clockwork Premium | $5.99 | one-time |


## Frequently asked questions

### Is Toolwatch free?

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

### Is Clockwork free?

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

### Which has better reviews, Toolwatch or Clockwork?

Clockwork is rated higher. Toolwatch averages 3.3 out of 5 from 457 ratings, while Clockwork averages 4.4 from 24 ratings.

### Do Toolwatch or Clockwork have ads?

Neither Toolwatch nor Clockwork shows ads.

### Which is updated more often, Toolwatch or Clockwork?

Toolwatch ships an update monthly, and Clockwork every 3 weeks. Most recently, Toolwatch was updated on October 23, 2026 and Clockwork on October 24, 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.*