# Chess Clock vs OPIC

The clearest difference is iOS requirement: Chess Clock at 13.4 against OPIC's 16.4. On price, update cadence, 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.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 25, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Chess Clock | OPIC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 22 MB | 73 MB |
| Requires iOS | **13.4** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [SVEIN ROBIN OPLAND](https://appshunter.io/developer/1742043807) | [OPIC ApS](https://appshunter.io/developer/1853753723) |

## What reviewers say

### Chess Clock

[App page](https://appshunter.io/ios/app/chess-clock-pro/id6498960342)

**In-app purchases:** none


### OPIC

[App page](https://appshunter.io/ios/app/opic-nightlife-app/id6755415069)

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

**In-app purchases:** none


## Frequently asked questions

### Is Chess Clock free?

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

### Is OPIC free?

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

### Do Chess Clock or OPIC have ads?

Neither Chess Clock nor OPIC shows ads.

### Which is updated more often, Chess Clock or OPIC?

Chess Clock ships an update every 3 weeks, and OPIC every 3 weeks. Most recently, Chess Clock was updated on October 25, 2026 and OPIC on October 12, 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.*