# Toolwatch vs Chronographer

The clearest difference is ratings volume: Toolwatch at 458 against Chronographer's 5. Toolwatch also leads on update cadence (monthly vs every 2 months) and iOS requirement (9.0 vs 18.6). Chronographer's advantage is review sentiment (50% vs 34%). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 3.3 for Toolwatch against 3.4 for Chronographer. That said, the two scores are not equally well evidenced: Toolwatch has 458 ratings behind it against 5, so its average is the more settled of the two. Written reviews are what separate them: 34% of Toolwatch's written reviews are positive against 50% of Chronographer's.

Toolwatch ships an update monthly, Chronographer every 2 months. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Toolwatch | Chronographer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (458 ratings)](https://appshunter.io/ios/app/toolwatch-watch-accuracy-app/id1105636950/reviews) | **[3.4 (5 ratings)](https://appshunter.io/ios/app/chronographer/id6448242917/reviews)** |
| Number of ratings | **458** | 5 |
| Positive reviews | 33.8% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free | Free |
| Size | 14 MB | 3 MB |
| Requires iOS | **9.0** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mathieu Nayrolles](https://appshunter.io/developer/1105636949) | [Robert France](https://appshunter.io/developer/1684138105) |

## 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


### Chronographer

[App page](https://appshunter.io/ios/app/chronographer/id6448242917)

This app helps you meticulously track the accuracy of your mechanical watches. It records time differences, calculates detailed performance metrics, and visualizes trends with charts and histograms. You can also manage your watch collection, log daily wear, and analyze positional variations.

**Highlights:** Track mechanical watch accuracy, Calculate detailed performance metrics, Visualize accuracy with charts and histograms, Manage watch collection with notes and photos, Log daily watch wear, Analyze positional variation, Export watch data

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

**In-app purchases:** none


## Frequently asked questions

### Is Toolwatch free?

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

### Is Chronographer free?

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

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

Chronographer is rated higher. Toolwatch averages 3.3 out of 5 from 458 ratings, while Chronographer averages 3.4 from 5 ratings.

### Do Toolwatch or Chronographer have ads?

Neither Toolwatch nor Chronographer shows ads.

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

Toolwatch ships an update monthly, and Chronographer every 2 months. Most recently, Toolwatch was updated on November 6, 2026 and Chronographer on November 3, 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.*