# KASHUB vs FitKey

The clearest difference is in-app purchases: FitKey at none against KASHUB's 17. KASHUB's advantage is update cadence (every 4 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. KASHUB sells 17 in-app purchases, starting at $2.99 per month. FitKey asks for nothing beyond the download.

KASHUB ships an update every 4 weeks, FitKey every 2 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | KASHUB | FitKey |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 2 months |
| Size | 108 MB | 35 MB |
| Requires iOS | 15.5 | **15.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nahit Mamati](https://appshunter.io/developer/1748413753) | [Saka Soft](https://appshunter.io/developer/1598624164) |

## What reviewers say

### KASHUB

[App page](https://appshunter.io/ios/app/kashub-gym-workout-tracker/id6503210522)

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

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $2.99 | per month |
| Weekly | $4.99 | per 7 days |
| Monthly | $9.99 | per month |
| Monthly | $9.99 | per month |
| Premium Coaching | $9.99 | per month |
| Monthly Pro Max | $19.99 | per month |
| Premium Coaching Annual | $89.99 | per year |
| Volume 3 | $9.99 | one-time |
| Intensity 3 | $9.99 | one-time |
| Volume 6 | $14.99 | one-time |
| Intensity 6 | $14.99 | one-time |
| Volume 9 | $17.99 | one-time |
| Intensity 9 | $17.99 | one-time |
| Volume 3 | $19.99 | one-time |
| Intensity 3 | $19.99 | one-time |
| Intensity 6 | $34.99 | one-time |
| Intensity 9 | $39.99 | one-time |


### FitKey

[App page](https://appshunter.io/ios/app/fitkey/id6746790356)

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

**In-app purchases:** none


## Frequently asked questions

### Is KASHUB free?

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

### Is FitKey free?

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

### Do KASHUB or FitKey have ads?

Neither KASHUB nor FitKey shows ads.

### Which is updated more often, KASHUB or FitKey?

KASHUB ships an update every 4 weeks, and FitKey every 2 months. Most recently, KASHUB was updated on October 25, 2026 and FitKey on October 30, 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.*