# PaceLab vs IntervalRunner

The clearest difference is ads: PaceLab at none against IntervalRunner's shown. PaceLab also leads on iOS requirement (15.0 vs 26.0). IntervalRunner's advantage is update cadence (every 3 days vs every 6 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. PaceLab sells 4 in-app purchases, starting at $11.99 per month and IntervalRunner sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

PaceLab ships an update every 6 weeks, IntervalRunner every 3 days. The most recent releases landed on November 9, 2026 and November 1, 2026 respectively.

## The numbers

| Metric | PaceLab | IntervalRunner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Size | 2 MB | 232 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [PaceLab](https://appshunter.io/developer/1886017073) | [JUKI JUNG](https://appshunter.io/developer/1212179274) |

## What reviewers say

### PaceLab

[App page](https://appshunter.io/ios/app/pacelab-ai-powered-run-coach/id6760735975)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PaceLab Standard | $11.99 | per month |
| PaceLab Premium | $17.99 | per month |
| PaceLab Standard (Annual) | $94.99 | per year |
| PaceLab Premium (Annual) | $139.99 | per year |


### IntervalRunner

[App page](https://appshunter.io/ios/app/intervalrunner-pace-coach/id6817994370)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| IntervalRunner Pro Monthly | $0.99 | per month |
| IntervalRunner Pro Annual | $9.99 | per year |


## Frequently asked questions

### Is PaceLab free?

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

### Is IntervalRunner free?

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

### Do PaceLab or IntervalRunner have ads?

IntervalRunner shows ads; PaceLab does not.

### Which is updated more often, PaceLab or IntervalRunner?

PaceLab ships an update every 6 weeks, and IntervalRunner every 3 days. Most recently, PaceLab was updated on November 9, 2026 and IntervalRunner on November 1, 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.*