# Impact MMA vs Primal Fast

The clearest difference is in-app purchases: Impact MMA at none against Primal Fast's 2. Primal Fast's advantage is update cadence (weekly vs every 9 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Primal Fast sells 2 in-app purchases, starting at $6.99 per month. Impact MMA asks for nothing beyond the download.

Impact MMA ships an update every 9 months, Primal Fast weekly. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Impact MMA | Primal Fast |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Weekly** |
| Size | 31 MB | 43 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [IMPACT MMA LTD](https://appshunter.io/developer/1754320637) | [SERGEI JELUASVILI](https://appshunter.io/developer/1896539644) |

## What reviewers say

### Impact MMA

[App page](https://appshunter.io/ios/app/impact-mma/id6504914335)

**Features:** macOS Compatibility

**In-app purchases:** none


### Primal Fast

[App page](https://appshunter.io/ios/app/primal-fast-carnivore-timer/id6780590381)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Primal Fast Pro — Monthly | $6.99 | per month |
| Primal Fast Pro — Annual | $34.99 | per year |


## Frequently asked questions

### Is Impact MMA free?

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

### Is Primal Fast free?

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

### Do Impact MMA or Primal Fast have ads?

Neither Impact MMA nor Primal Fast shows ads.

### Which is updated more often, Impact MMA or Primal Fast?

Impact MMA ships an update every 9 months, and Primal Fast weekly. Most recently, Impact MMA was updated on October 25, 2026 and Primal Fast on October 24, 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.*