# 9Round International vs Interval Timer

The clearest difference is update cadence: 9Round International at every 4 weeks against Interval Timer's every 5 months. Interval Timer's advantage is device support. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

9Round International ships an update every 4 weeks, Interval Timer every 5 months. Both last shipped on October 7, 2026.

## The numbers

| Metric | 9Round International | Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | **Every 4 weeks** | Every 5 months |
| Size | 32 MB | 70 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | — | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [9Round Franchising LLC](https://appshunter.io/developer/428625630) | [CODEENSIS LTD](https://appshunter.io/developer/859208704) |

## What reviewers say

### 9Round International

[App page](https://appshunter.io/ios/app/9round-international/id1600876776)

**In-app purchases:** none


### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-tabata-rounds/id6767566948)

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

**In-app purchases:** none


## Frequently asked questions

### Is 9Round International free?

9Round International is free to download, with no in-app purchases.

### Is Interval Timer free?

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

### Which is updated more often, 9Round International or Interval Timer?

9Round International ships an update every 4 weeks, and Interval Timer every 5 months. Most recently, 9Round International was updated on October 7, 2026 and Interval Timer on October 7, 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.*