# Clockwork vs TGTimer

The clearest difference is update cadence: Clockwork at every 3 weeks against TGTimer's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Clockwork sells 1 one-off in-app purchase and TGTimer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Clockwork ships an update every 3 weeks, TGTimer every 2 months. The most recent releases landed on October 11, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Clockwork | TGTimer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (24 ratings)](https://appshunter.io/ios/app/clockwork-watch-app/id1612061033/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 42.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free with in-app purchases | — |
| Size | 242 MB | 3 MB |
| Requires iOS | 16.4 | **16.0** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Appfred AS](https://appshunter.io/developer/1612061035) | [NICHOLAS EDWARD WHITE](https://appshunter.io/developer/1896716410) |

## What reviewers say

### 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 |


### TGTimer

[App page](https://appshunter.io/ios/app/tgtimer/id6778817339)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TGTimer Pro | $9.99 | one-time |


## Frequently asked questions

### Is Clockwork free?

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

### Is TGTimer free?

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

### Do Clockwork or TGTimer have ads?

Neither Clockwork nor TGTimer shows ads.

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

Clockwork ships an update every 3 weeks, and TGTimer every 2 months. Most recently, Clockwork was updated on October 11, 2026 and TGTimer 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.*