# Simple Interval Timer vs OnTrack Run Interval Timer

The clearest difference is update cadence: Simple Interval Timer at weekly against OnTrack Run Interval Timer's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Simple Interval Timer sells 2 in-app purchases, starting at $0.99 per month and OnTrack Run Interval Timer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Simple Interval Timer ships an update weekly, OnTrack Run Interval Timer fortnightly. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Simple Interval Timer | OnTrack Run Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 23 MB | 2 MB |
| Requires iOS | 17.6 | **16.2** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [阳 童](https://appshunter.io/developer/1782546459) | [Jekal Ik](https://appshunter.io/developer/1860824839) |

## What reviewers say

### Simple Interval Timer

[App page](https://appshunter.io/ios/app/simple-interval-timer-flexy/id6742375743)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Premium | $0.99 | per month |
| Yearly Premium | $4.99 | per year |


### OnTrack Run Interval Timer

[App page](https://appshunter.io/ios/app/ontrack-run-interval-timer/id6757700812)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Background Mode | $0.99 | one-time |


## Frequently asked questions

### Is Simple Interval Timer free?

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

### Is OnTrack Run Interval Timer free?

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

### Do Simple Interval Timer or OnTrack Run Interval Timer have ads?

Neither Simple Interval Timer nor OnTrack Run Interval Timer shows ads.

### Which is updated more often, Simple Interval Timer or OnTrack Run Interval Timer?

Simple Interval Timer ships an update weekly, and OnTrack Run Interval Timer fortnightly. Most recently, Simple Interval Timer was updated on October 30, 2026 and OnTrack Run Interval Timer on November 5, 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.*