# Interval Timer vs Interval Timer by STRNTH

Interval Timer and Interval Timer by STRNTH are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Interval Timer sells 2 in-app purchases, starting at $2.99 per month and Interval Timer by STRNTH sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Interval Timer ships an update every 5 weeks, Interval Timer by STRNTH every 3 weeks. The most recent releases landed on November 5, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Interval Timer | Interval Timer by STRNTH |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Size | 51 MB | 56 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [Nadim Elsayed](https://appshunter.io/developer/1862615992) | [Next Big Leap Ltd](https://appshunter.io/developer/369344938) |

## What reviewers say

### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-custom-timer/id6757408795)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $2.99 | per month |
| Yearly Premium | $19.99 | per year |


### Interval Timer by STRNTH

[App page](https://appshunter.io/ios/app/interval-timer-by-strnth/id6787253056)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $9.99 | one-time |


## Frequently asked questions

### Is Interval Timer free?

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

### Is Interval Timer by STRNTH free?

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

### Do Interval Timer or Interval Timer by STRNTH have ads?

Both Interval Timer and Interval Timer by STRNTH show ads.

### Which is updated more often, Interval Timer or Interval Timer by STRNTH?

Interval Timer ships an update every 5 weeks, and Interval Timer by STRNTH every 3 weeks. Most recently, Interval Timer was updated on November 5, 2026 and Interval Timer by STRNTH on November 10, 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.*