# Burntz vs FitterAI

The clearest difference is in-app purchases: FitterAI at none against Burntz's 1. Burntz's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Burntz sells 1 in-app purchase, starting at $49.99 per month. FitterAI asks for nothing beyond the download.

Burntz ships an update every 2 weeks, FitterAI weekly. The most recent releases landed on September 21, 2026 and July 9, 2026 respectively.

## The numbers

| Metric | Burntz | FitterAI |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Subscription | — |
| Size | 97 MB | 29 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Burntz Inc.](https://appshunter.io/developer/1791732906) | [SUNGHWAN PARK](https://appshunter.io/developer/1872329563) |

## What reviewers say

### Burntz

[App page](https://appshunter.io/ios/app/burntz/id6744575102)

This community messenger connects gym-goers and group training participants, fostering shared moments and relationships beyond just workout tracking. It aims to build stronger connections within fitness communities.

**Highlights:** Community messenger for gyms, Connects group training participants, Facilitates shared moments, Builds relationships, Beyond workout tracking

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Burntz Premium (Monthly) | $49.99 | per month |


### FitterAI

[App page](https://appshunter.io/ios/app/fitterai/id6758332449)

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

**In-app purchases:** none


## Frequently asked questions

### Is Burntz free?

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

### Is FitterAI free?

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

### Do Burntz or FitterAI have ads?

Neither Burntz nor FitterAI shows ads.

### Which is updated more often, Burntz or FitterAI?

Burntz ships an update every 2 weeks, and FitterAI weekly. Most recently, Burntz was updated on September 21, 2026 and FitterAI on July 9, 2026.

---

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