# IntervalKit vs KesselRUN Running

The clearest difference is iOS requirement: KesselRUN Running at 15.1 against IntervalKit's 17.0. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | IntervalKit | KesselRUN Running |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 9 days |
| Size | 1 MB | 33 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dusan Baranyi](https://appshunter.io/developer/1881039996) | [ThreeLees LLC](https://appshunter.io/developer/6778656941) |

## What reviewers say

### IntervalKit

[App page](https://appshunter.io/ios/app/intervalkit/id6760237929)

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

**In-app purchases:** none


### KesselRUN Running

[App page](https://appshunter.io/ios/app/kesselrun-running/id6781022500)

**In-app purchases:** none


## Frequently asked questions

### Is IntervalKit free?

IntervalKit is free to download, with no in-app purchases.

### Is KesselRUN Running free?

KesselRUN Running is free to download, with no in-app purchases.

### Do IntervalKit or KesselRUN Running have ads?

Neither IntervalKit nor KesselRUN Running shows ads.

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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.*