# Classic Chess Game Clock vs Uni Studio

The clearest difference is update cadence: Uni Studio at every 3 days against Classic Chess Game Clock's every 12 months. Uni Studio also leads on iOS requirement (13.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Classic Chess Game Clock sells 1 one-off in-app purchase and Uni Studio sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Classic Chess Game Clock ships an update every 12 months, Uni Studio every 3 days. The most recent releases landed on October 15, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | Classic Chess Game Clock | Uni Studio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 12 months | **Every 3 days** |
| Size | 3 MB | 31 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [忆倩 刘](https://appshunter.io/developer/1492807169) | [北京站狐科技有限公司](https://appshunter.io/developer/1858222100) |

## What reviewers say

### Classic Chess Game Clock

[App page](https://appshunter.io/ios/app/classic-chess-game-clock/id6475663809)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Version | $4.99 | one-time |


### Uni Studio

[App page](https://appshunter.io/ios/app/uni-studio/id6756061730)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 50万 额度 | $0.99 | one-time |
| 120万 额度 | $2.99 | one-time |
| 300万 额度 | $4.99 | one-time |


## Frequently asked questions

### Is Classic Chess Game Clock free?

Classic Chess Game Clock is free to download, with in-app purchases available.

### Is Uni Studio free?

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

### Do Classic Chess Game Clock or Uni Studio have ads?

Neither Classic Chess Game Clock nor Uni Studio shows ads.

### Which is updated more often, Classic Chess Game Clock or Uni Studio?

Classic Chess Game Clock ships an update every 12 months, and Uni Studio every 3 days. Most recently, Classic Chess Game Clock was updated on October 15, 2026 and Uni Studio on October 9, 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.*