# FITDEV AI vs USFit

The clearest difference is device support: USFit at 3 against FITDEV AI's 1. On price, update cadence, ads and in-app purchases 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 USFit sells 4 in-app purchases, starting at $14.99 per month. Whichever you choose, the download price is not the number that matters.

FITDEV AI ships an update every 4 days, USFit every 5 days. The most recent releases landed on September 14, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | FITDEV AI | USFit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/usfit/id6758924499/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 90.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 5 days |
| Monetization | — | Free with in-app purchases |
| Size | 51 MB | 164 MB |
| Requires iOS | **16.0** | 16.2 |
| Devices | iPhone | **iPhone, iPad, Apple Watch** |
| Age rating | 17+ | 4+ |
| Developer | [FITDEV SAC](https://appshunter.io/developer/1788922862) | [Felipe Melo](https://appshunter.io/developer/1242588487) |

## 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 |


### USFit

[App page](https://appshunter.io/ios/app/usfit/id6758924499)

This app helps you transform your body and maintain a healthy lifestyle with integrated workout and diet features. Track your progress visually with charts and a photo log, and stay motivated with smart notifications. Achieve your fitness goals with a modern, intuitive interface designed for usability.

**Highlights:** Personalized workouts with exercise library, Real-time workout tracking, Visual meal logging, Complete nutritional tracking, Progress charts and statistics, Photo log for results comparison

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly PRO Plan | $14.99 | per month |
| Montly PRO Plan | $14.99 | per month |
| Semiannual PRO Plan | $59.99 | per 6 months |
| Annual PRO Plan | $89.99 | per year |


## Frequently asked questions

### Is FITDEV AI free?

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

### Is USFit free?

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

### Do FITDEV AI or USFit have ads?

Neither FITDEV AI nor USFit shows ads.

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

FITDEV AI ships an update every 4 days, and USFit every 5 days. Most recently, FITDEV AI was updated on September 14, 2026 and USFit on September 23, 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.*