# KO Coach vs A 30 Day Challenge

The clearest difference is update cadence: A 30 Day Challenge at every 5 days against KO Coach's every 3 months. 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.

KO Coach ships an update every 3 months, A 30 Day Challenge every 5 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | KO Coach | A 30 Day Challenge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 days** |
| Size | 78 MB | 45 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [KNOCKOUT ART INNOVATION](https://appshunter.io/developer/1667816661) | [William le Bussy](https://appshunter.io/developer/1886160596) |

## What reviewers say

### KO Coach

[App page](https://appshunter.io/ios/app/ko-coach/id1667816659)

**In-app purchases:** none


### A 30 Day Challenge

[App page](https://appshunter.io/ios/app/a-30-day-challenge/id6760772464)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KO Coach free?

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

### Is A 30 Day Challenge free?

A 30 Day Challenge is free to download, with no in-app purchases.

### Do KO Coach or A 30 Day Challenge have ads?

Neither KO Coach nor A 30 Day Challenge shows ads.

### Which is updated more often, KO Coach or A 30 Day Challenge?

KO Coach ships an update every 3 months, and A 30 Day Challenge every 5 days. Most recently, KO Coach was updated on October 27, 2026 and A 30 Day Challenge on October 25, 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.*