# ProSana Training vs 8 Black

The clearest difference is update cadence: ProSana Training at every 8 months against 8 Black's every 28 months. 8 Black's advantage is iOS requirement (12.2 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ProSana Training ships an update every 8 months, 8 Black every 28 months. The most recent releases landed on September 29, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | ProSana Training | 8 Black |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 months** | Every 28 months |
| Size | 175 MB | 75 MB |
| Requires iOS | 15.0 | **12.2** |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [ProSana Fitness Uberlingen GmbH & Co. KG](https://appshunter.io/developer/1524623514) | [Themisoft GmbH](https://appshunter.io/developer/1523266744) |

## What reviewers say

### ProSana Training

[App page](https://appshunter.io/ios/app/prosana-training/id1524623512)

**Features:** macOS Compatibility, Apple Wallet, Apple Watch app, Vision Pro support

**In-app purchases:** none


### 8 Black

[App page](https://appshunter.io/ios/app/8-black/id6475991649)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ProSana Training free?

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

### Is 8 Black free?

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

### Do ProSana Training or 8 Black have ads?

Neither ProSana Training nor 8 Black shows ads.

### Which is updated more often, ProSana Training or 8 Black?

ProSana Training ships an update every 8 months, and 8 Black every 28 months. Most recently, ProSana Training was updated on September 29, 2026 and 8 Black on October 8, 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.*