# Kari BFit vs BigBox

The clearest difference is in-app purchases: BigBox at none against Kari BFit's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Kari BFit sells 1 in-app purchase, starting at $50.00 per month. BigBox asks for nothing beyond the download.

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on October 30, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Kari BFit | BigBox |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Size | 42 MB | 110 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Kari Baker](https://appshunter.io/developer/1719124466) | [Big Box Leisure Club Limited](https://appshunter.io/developer/1786926995) |

## What reviewers say

### Kari BFit

[App page](https://appshunter.io/ios/app/kari-bfit/id6473542777)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Coaching | $50.00 | per month |


### BigBox

[App page](https://appshunter.io/ios/app/bigbox/id6739763984)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Kari BFit free?

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

### Is BigBox free?

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

### Do Kari BFit or BigBox have ads?

Neither Kari BFit nor BigBox shows ads.

### Which is updated more often, Kari BFit or BigBox?

Kari BFit ships an update monthly, and BigBox monthly. Most recently, Kari BFit was updated on October 30, 2026 and BigBox on October 12, 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.*