# Trainivo vs PROTOCOL

The clearest difference is update cadence: PROTOCOL at every 6 days against Trainivo's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Trainivo sells 6 in-app purchases, starting at $9.99 per month and PROTOCOL sells 2 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Trainivo ships an update every 3 weeks, PROTOCOL every 6 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | Trainivo | PROTOCOL |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Size | 43 MB | 190 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dominik Abraham](https://appshunter.io/developer/1392891865) | [Fernando Vargas](https://appshunter.io/developer/1865869139) |

## What reviewers say

### Trainivo

[App page](https://appshunter.io/ios/app/trainivo/id6761116782)

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trainivo Start | $9.99 | per month |
| Trainivo Grow | $19.99 | per month |
| Trainivo Pro | $39.99 | per month |
| Trainivo Start Yearly | $89.99 | per year |
| Trainivo Grow Yearly | $179.99 | per year |
| Trainivo Pro Yearly | $349.99 | per year |


### PROTOCOL

[App page](https://appshunter.io/ios/app/protocol-gym-and-sleep-tracker/id6761282267)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Protocol Pro Monthly | $5.99 | per month |
| Pro Annual | $49.99 | per year |


## Frequently asked questions

### Is Trainivo free?

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

### Is PROTOCOL free?

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

### Do Trainivo or PROTOCOL have ads?

Neither Trainivo nor PROTOCOL shows ads.

### Which is updated more often, Trainivo or PROTOCOL?

Trainivo ships an update every 3 weeks, and PROTOCOL every 6 days. Most recently, Trainivo was updated on November 5, 2026 and PROTOCOL on November 5, 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.*