# Peak Intervals vs PeakInterval

The clearest difference is iOS requirement: PeakInterval at 17.0 against Peak Intervals's 26.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Peak Intervals sells 2 in-app purchases, starting at $9.99 per month and PeakInterval sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 4 days. The most recent releases landed on November 9, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Peak Intervals | PeakInterval |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 days | Every 4 days |
| Size | 20 MB | 5 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone, Apple Watch | iPhone, Apple Watch |
| Age rating | 17+ | 4+ |
| Developer | [Justin Polidori](https://appshunter.io/developer/1866410754) | [OANA RINALDI](https://appshunter.io/developer/1709880614) |

## What reviewers say

### Peak Intervals

[App page](https://appshunter.io/ios/app/peak-intervals-norwegian-4x4/id6757667069)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $9.99 | per month |
| Pro Yearly | $49.99 | per year |


### PeakInterval

[App page](https://appshunter.io/ios/app/peakinterval-hiit-timer/id6790185600)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Peak Plus Monthly | $3.99 | per month |
| Peak Plus Annual | $24.99 | per year |


## Frequently asked questions

### Is Peak Intervals free?

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

### Is PeakInterval free?

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

### Do Peak Intervals or PeakInterval have ads?

Neither Peak Intervals nor PeakInterval shows ads.

### Which is updated more often, Peak Intervals or PeakInterval?

Peak Intervals ships an update every 4 days, and PeakInterval every 4 days. Most recently, Peak Intervals was updated on November 9, 2026 and PeakInterval on November 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.*