# Grit Coaching vs KillaFit

The clearest difference is update cadence: KillaFit at every 2 days against Grit Coaching's every 2 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Grit Coaching sells 1 in-app purchase, starting at $199.99 per month and KillaFit sells 1 in-app purchase, starting at $50.00 per month. Whichever you choose, the download price is not the number that matters.

Grit Coaching ships an update every 2 weeks, KillaFit every 2 days. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Grit Coaching | KillaFit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Size | 37 MB | 59 MB |
| Requires iOS | **14.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [HOUSE OF GRIT AND GLORY LTD](https://appshunter.io/developer/1650993226) | [DANIEL VASILE CHILARIU](https://appshunter.io/developer/1877862255) |

## What reviewers say

### Grit Coaching

[App page](https://appshunter.io/ios/app/grit-coaching/id6443956762)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Online Coaching | $199.99 | per month |


### KillaFit

[App page](https://appshunter.io/ios/app/killafit-online-coaching/id6759284986)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KillaFit | $50.00 | per month |


## Frequently asked questions

### Is Grit Coaching free?

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

### Is KillaFit free?

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

### Do Grit Coaching or KillaFit have ads?

Neither Grit Coaching nor KillaFit shows ads.

### Which is updated more often, Grit Coaching or KillaFit?

Grit Coaching ships an update every 2 weeks, and KillaFit every 2 days. Most recently, Grit Coaching was updated on October 27, 2026 and KillaFit 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.*