# BurnOn vs Luther 333

The clearest difference is update cadence: BurnOn at every 3 days against Luther 333's every 2 weeks. Luther 333's advantage is iOS requirement (15.6 vs 18.1). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BurnOn ships an update every 3 days, Luther 333 every 2 weeks. The most recent releases landed on October 30, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BurnOn | Luther 333 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/burnon/id6740245576/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 weeks |
| Monetization | Free | — |
| Size | 136 MB | 156 MB |
| Requires iOS | 18.1 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BurnOn Inc.](https://appshunter.io/developer/1800578039) | [Mohi Lifestile Solutions Private Limited](https://appshunter.io/developer/1734026265) |

## What reviewers say

### BurnOn

[App page](https://appshunter.io/ios/app/burnon/id6740245576)

This AI-powered fitness app creates personalized workout routines based on your goals and equipment. Seamlessly log workouts from your lock screen and track detailed body measurements with intuitive charts to visualize your progress.

**Highlights:** AI-powered workout creation, Seamless workout logging from lock screen, Comprehensive body measurement tracking, Smart timeline of fitness journey, Personalized workout routines, Progress visualization with charts, HealthKit integration

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

**In-app purchases:** none


### Luther 333

[App page](https://appshunter.io/ios/app/luther-333/id6759779683)

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

**In-app purchases:** none


## Frequently asked questions

### Is BurnOn free?

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

### Is Luther 333 free?

Luther 333 is free to download, with no in-app purchases.

### Do BurnOn or Luther 333 have ads?

Neither BurnOn nor Luther 333 shows ads.

### Which is updated more often, BurnOn or Luther 333?

BurnOn ships an update every 3 days, and Luther 333 every 2 weeks. Most recently, BurnOn was updated on October 30, 2026 and Luther 333 on October 24, 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.*