# FITDEV AI vs Brenzo

The clearest difference is update cadence: FITDEV AI at every 4 days against Brenzo's every 2 weeks. Brenzo's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. FITDEV AI sells 3 in-app purchases, starting at $12.99 per 3 months and Brenzo sells 4 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

FITDEV AI ships an update every 4 days, Brenzo every 2 weeks. The most recent releases landed on October 1, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | FITDEV AI | Brenzo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Size | 51 MB | 73 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [FITDEV SAC](https://appshunter.io/developer/1788922862) | [Codi10](https://appshunter.io/developer/1505746365) |

## What reviewers say

### FITDEV AI

[App page](https://appshunter.io/ios/app/fitdev-ai/id6740208214)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 3-month plan | $12.99 | per 3 months |
| 6-month plan | $25.99 | per 6 months |
| 1-year plan | $49.99 | per year |


### Brenzo

[App page](https://appshunter.io/ios/app/brenzo-workout-tracker/id6770596076)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Brenzo Pro Mensual | $3.99 | per month |
| Brenzo Pro Monthly | $3.99 | per month |
| Brenzo Pro Anual | $34.99 | per year |
| Brenzo Pro Annual | $34.99 | per year |


## Frequently asked questions

### Is FITDEV AI free?

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

### Is Brenzo free?

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

### Do FITDEV AI or Brenzo have ads?

Neither FITDEV AI nor Brenzo shows ads.

### Which is updated more often, FITDEV AI or Brenzo?

FITDEV AI ships an update every 4 days, and Brenzo every 2 weeks. Most recently, FITDEV AI was updated on October 1, 2026 and Brenzo on September 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*