# Interval Timer vs Will Powered

The clearest difference is update cadence: Will Powered at daily against Interval Timer's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Interval Timer sells 3 in-app purchases, starting at $4.99 per 7 days and Will Powered sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

Interval Timer ships an update monthly, Will Powered daily. The most recent releases landed on September 28, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Interval Timer | Will Powered |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (10 ratings)](https://appshunter.io/ios/app/interval-timer-hiit-workouts/id6742372753/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Monetization | Freemium | — |
| Size | 31 MB | 53 MB |
| Requires iOS | **16.0** | 16.4 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [Lori Nguyen](https://appshunter.io/developer/1872689629) | [4 The Music Ltd](https://appshunter.io/developer/6794613962) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-hiit-workouts/id6742372753)

This advanced interval timer supports HIIT, Tabata, and circuit training with customizable work, rest, and cooldown periods. Stay focused with voice alerts, background operation, and music integration for any fitness routine.

**Highlights:** Customizable workouts, Pre-set & custom intervals, Voice & sound alerts, Music integration, Background operation, Dark & light mode

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Timer (weekly) | $4.99 | per 7 days |
| Premium Timer (monthly) | $12.99 | per month |
| Premium Timer (yearly) | $39.99 | per year |


### Will Powered

[App page](https://appshunter.io/ios/app/will-powered/id6794613960)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Will Powered Pro | $9.99 | per month |
| Will Powered Pro | $69.99 | per year |


## Frequently asked questions

### Is Interval Timer free?

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

### Is Will Powered free?

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

### Do Interval Timer or Will Powered have ads?

Neither Interval Timer nor Will Powered shows ads.

### Which is updated more often, Interval Timer or Will Powered?

Interval Timer ships an update monthly, and Will Powered daily. Most recently, Interval Timer was updated on September 28, 2026 and Will Powered on October 2, 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.*