# S4DX Samples vs FITNEST

The clearest difference is in-app purchases: S4DX Samples at none against FITNEST's 1. FITNEST's advantage is update cadence (fortnightly vs every 3 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. FITNEST sells 1 in-app purchase, starting at $200.00 per month. S4DX Samples asks for nothing beyond the download.

S4DX Samples ships an update every 3 months, FITNEST fortnightly. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | S4DX Samples | FITNEST |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Size | 80 MB | 67 MB |
| Requires iOS | **15.5** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [S4DX GmbH](https://appshunter.io/developer/1530214621) | [Bogdan Alexandru Draghici](https://appshunter.io/developer/1677944796) |

## What reviewers say

### S4DX Samples

[App page](https://appshunter.io/ios/app/s4dx-samples/id1530214619)

**In-app purchases:** none


### FITNEST

[App page](https://appshunter.io/ios/app/fitnest/id6446438298)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Coaching | $200.00 | per month |


## Frequently asked questions

### Is S4DX Samples free?

S4DX Samples is free to download, with no in-app purchases.

### Is FITNEST free?

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

### Do S4DX Samples or FITNEST have ads?

Neither S4DX Samples nor FITNEST shows ads.

### Which is updated more often, S4DX Samples or FITNEST?

S4DX Samples ships an update every 3 months, and FITNEST fortnightly. Most recently, S4DX Samples was updated on October 29, 2026 and FITNEST 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.*