# Prep Clock vs 2 Clocks

The clearest difference is ads: Prep Clock at none against 2 Clocks's shown. 2 Clocks's advantage is iOS requirement (15.0 vs 18.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Prep Clock sells 2 in-app purchases, starting at $2.99 per month and 2 Clocks sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Prep Clock | 2 Clocks |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 days | — |
| Size | 16 MB | 7 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ryan Tinklepaugh](https://appshunter.io/developer/1883444651) | [Chaleepa Mallawa](https://appshunter.io/developer/1359729160) |

## What reviewers say

### Prep Clock

[App page](https://appshunter.io/ios/app/prep-clock-backward-timer/id6760279596)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Pro Annual | $19.99 | per year |


### 2 Clocks

[App page](https://appshunter.io/ios/app/2-clocks-clock-with-seconds/id6768918986)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2 Clocks Pro | $2.99 | one-time |


## Frequently asked questions

### Is Prep Clock free?

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

### Is 2 Clocks free?

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

### Do Prep Clock or 2 Clocks have ads?

2 Clocks shows ads; Prep Clock does not.

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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.*