# Clockwork vs TCG CollectWorld

The clearest difference is in-app purchases: TCG CollectWorld at none against Clockwork's 1. TCG CollectWorld also leads on update cadence (weekly vs every 3 weeks) and iOS requirement (14.0 vs 16.4). On price, ads and device support there is nothing between them.

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

Clockwork ships an update every 3 weeks, TCG CollectWorld weekly. The most recent releases landed on November 3, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Clockwork | TCG CollectWorld |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (24 ratings)](https://appshunter.io/ios/app/clockwork-watch-app/id1612061033/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 45.5% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Monetization | Free with in-app purchases | — |
| Size | 242 MB | 90 MB |
| Requires iOS | 16.4 | **14.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Appfred AS](https://appshunter.io/developer/1612061035) | [Antonio Cecinati](https://appshunter.io/developer/6773704833) |

## 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 |


### TCG CollectWorld

[App page](https://appshunter.io/ios/app/tcg-collectworld/id6773704831)

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

**In-app purchases:** none


## Frequently asked questions

### Is Clockwork free?

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

### Is TCG CollectWorld free?

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

### Do Clockwork or TCG CollectWorld have ads?

Neither Clockwork nor TCG CollectWorld shows ads.

### Which is updated more often, Clockwork or TCG CollectWorld?

Clockwork ships an update every 3 weeks, and TCG CollectWorld weekly. Most recently, Clockwork was updated on November 3, 2026 and TCG CollectWorld on October 25, 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.*