# TMR Interval Timer & Stopwatch vs Interval Timer

The clearest difference is update cadence: Interval Timer at every 2 days against TMR Interval Timer & Stopwatch's every 9 days. Interval Timer also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.6). On price, ads and in-app purchases there is nothing between them.

Both are free to download. TMR Interval Timer & Stopwatch sells 8 in-app purchases, starting at $0.99 per 7 days and Interval Timer sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

TMR Interval Timer & Stopwatch ships an update every 9 days, Interval Timer every 2 days. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | TMR Interval Timer & Stopwatch | Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 9 days | **Every 2 days** |
| Size | 17 MB | 55 MB |
| Requires iOS | 17.6 | **13.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Aliaksei Kruchkou](https://appshunter.io/developer/1591743875) | [Pratik Khomane](https://appshunter.io/developer/1816242428) |

## What reviewers say

### TMR Interval Timer & Stopwatch

[App page](https://appshunter.io/ios/app/tmr-interval-timer-and-stopwatch/id6754839518)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly TMR Pro | $0.99 | per 7 days |
| TMR Pro Monthly | $3.99 | per month |
| TMR Pro Monthly | $3.99 | per month |
| TMR Pro Weekly | $5.99 | per 7 days |
| Annual TMR Pro | $10.99 | per year |
| TMR Pro Annually | $19.99 | per year |
| TMR Pro Annually | $19.99 | per year |
| Annual TMR Pro | $34.99 | per year |


### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-tabata-timer/id6761050245)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PRO ACCESS | $1.99 | per month |
| Lifetime Access | $12.99 | one-time |


## Frequently asked questions

### Is TMR Interval Timer & Stopwatch free?

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

### Is Interval Timer free?

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

### Do TMR Interval Timer & Stopwatch or Interval Timer have ads?

Neither TMR Interval Timer & Stopwatch nor Interval Timer shows ads.

### Which is updated more often, TMR Interval Timer & Stopwatch or Interval Timer?

TMR Interval Timer & Stopwatch ships an update every 9 days, and Interval Timer every 2 days. Most recently, TMR Interval Timer & Stopwatch was updated on October 7, 2026 and Interval Timer on October 8, 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.*