# Simple Interval Workout Timer vs Run Expert

The clearest difference is in-app purchases: Simple Interval Workout Timer at none against Run Expert's 3. Simple Interval Workout Timer also leads on ads (none vs shown). Run Expert's advantage is update cadence (every 8 days vs every 2 weeks) and iOS requirement (15.1 vs 17). On price and device support there is nothing between them.

Both are free to download. Run Expert sells 3 in-app purchases, starting at $1.99 per 7 days. Simple Interval Workout Timer asks for nothing beyond the download.

Simple Interval Workout Timer ships an update every 2 weeks, Run Expert every 8 days. The most recent releases landed on October 9, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Simple Interval Workout Timer | Run Expert |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 8 days** |
| Size | 12 MB | 59 MB |
| Requires iOS | 17 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Nikola Radovanovic](https://appshunter.io/developer/1778432344) | [Guillaume Pouppa-Bejuy](https://appshunter.io/developer/1896267724) |

## What reviewers say

### Simple Interval Workout Timer

[App page](https://appshunter.io/ios/app/simple-interval-workout-timer/id6759857813)

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

**In-app purchases:** none


### Run Expert

[App page](https://appshunter.io/ios/app/run-expert/id6766290045)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RunExpert Premium semaine | $1.99 | per 7 days |
| RunExpert Premium mensuel | $3.99 | per month |
| RunExpert Premium Annuel | $39.99 | per year |


## Frequently asked questions

### Is Simple Interval Workout Timer free?

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

### Is Run Expert free?

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

### Do Simple Interval Workout Timer or Run Expert have ads?

Run Expert shows ads; Simple Interval Workout Timer does not.

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

Simple Interval Workout Timer ships an update every 2 weeks, and Run Expert every 8 days. Most recently, Simple Interval Workout Timer was updated on October 9, 2026 and Run Expert on September 28, 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.*