# ardi vs FatBurn Watch

The clearest difference is in-app purchases: ardi at none against FatBurn Watch's 1. ardi also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. FatBurn Watch sells 1 one-off in-app purchase. ardi asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. Both last shipped on November 5, 2026.

## The numbers

| Metric | ardi | FatBurn Watch |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 102 MB | 12 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | iPhone, iPod | iPhone, Apple Watch |
| Age rating | 12+ | 4+ |
| Developer | [Flicfit](https://appshunter.io/developer/1409046521) | [LFT Inc.](https://appshunter.io/developer/1776796858) |

## What reviewers say

### ardi

[App page](https://appshunter.io/ios/app/ardi/id6745211084)

**In-app purchases:** none


### FatBurn Watch

[App page](https://appshunter.io/ios/app/fatburn-watch/id6763567392)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Unlock | $3.99 | one-time |


## Frequently asked questions

### Is ardi free?

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

### Is FatBurn Watch free?

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

### Do ardi or FatBurn Watch have ads?

Neither ardi nor FatBurn Watch shows ads.

### Which is updated more often, ardi or FatBurn Watch?

ardi ships an update weekly, and FatBurn Watch weekly. Most recently, ardi was updated on November 5, 2026 and FatBurn Watch on November 5, 2026.

---

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