# Protokol vs Formative Trainers

The clearest difference is update cadence: Protokol at every 6 days against Formative Trainers's every 3 months. Formative Trainers's advantage is iOS requirement (13.4 vs 15.6). 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.

Protokol ships an update every 6 days, Formative Trainers every 3 months. The most recent releases landed on October 13, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Protokol | Formative Trainers |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 months |
| Size | 90 MB | 37 MB |
| Requires iOS | 15.6 | **13.4** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Milan Vilov](https://appshunter.io/developer/1742356665) | [Scope Software Solutions LLC](https://appshunter.io/developer/1482938062) |

## What reviewers say

### Protokol

[App page](https://appshunter.io/ios/app/protokol/id6499077509)

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

**In-app purchases:** none


### Formative Trainers

[App page](https://appshunter.io/ios/app/formative-trainers/id6584531472)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Protokol free?

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

### Is Formative Trainers free?

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

### Do Protokol or Formative Trainers have ads?

Neither Protokol nor Formative Trainers shows ads.

### Which is updated more often, Protokol or Formative Trainers?

Protokol ships an update every 6 days, and Formative Trainers every 3 months. Most recently, Protokol was updated on October 13, 2026 and Formative Trainers on September 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.*