# Interval Timer vs CWT

The clearest difference is in-app purchases: CWT at none against Interval Timer's 1. CWT also leads on iOS requirement (15.1 vs 18.5). On price, ads and device support there is nothing between them.

Both are free to download. Interval Timer sells 1 one-off in-app purchase. CWT asks for nothing beyond the download.

## The numbers

| Metric | Interval Timer | CWT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Size | 7 MB | 23 MB |
| Requires iOS | 18.5 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CCE3D LLC](https://appshunter.io/developer/1553009036) | [Emre Curek](https://appshunter.io/developer/1885561002) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-hiit-tabata/id6751444791)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### CWT

[App page](https://appshunter.io/ios/app/cwt-custom-workout-timer/id6761417512)

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

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer free?

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

### Is CWT free?

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

### Do Interval Timer or CWT have ads?

Neither Interval Timer nor CWT 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.*