# Go Clock Duo vs Ply

The clearest difference is iOS requirement: Ply at 16.4 against Go Clock Duo's 26.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Go Clock Duo sells 3 in-app purchases, starting at $0.99 per month and Ply sells 2 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Go Clock Duo | Ply |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 14 MB | 51 MB |
| Requires iOS | 26.0 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Vincent Grellert](https://appshunter.io/developer/1886984960) | [Flynch MB](https://appshunter.io/developer/1823554539) |

## What reviewers say

### Go Clock Duo

[App page](https://appshunter.io/ios/app/go-clock-duo-byoyomi-timer/id6795444077)

**Features:** macOS Compatibility, iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $0.99 | per month |
| Pro Yearly | $8.99 | per year |
| Byoyomi Timer Pro | $24.99 | one-time |


### Ply

[App page](https://appshunter.io/ios/app/ply-chess-clock/id6818496901)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ply Pro Weekly | $3.99 | per 7 days |
| Ply Pro Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Go Clock Duo free?

Go Clock Duo is free to download, with in-app purchases available.

### Is Ply free?

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

### Do Go Clock Duo or Ply have ads?

Neither Go Clock Duo nor Ply shows ads.

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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.*