# BMIfy vs Lex Butler

The clearest difference is update cadence: Lex Butler at every 3 months against BMIfy's every 17 months. BMIfy's advantage is iOS requirement (14.4 vs 16.4). 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.

BMIfy ships an update every 17 months, Lex Butler every 3 months. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | BMIfy | Lex Butler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/lex-butler/id6462453960/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 3 months** |
| Monetization | — | Free |
| Size | 5 MB | 121 MB |
| Requires iOS | **14.4** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 12+ |
| Developer | [Curiosity Ventures LLC](https://appshunter.io/developer/981375796) | [Sutra Fitness, Inc.](https://appshunter.io/developer/914371834) |

## What reviewers say

### BMIfy

[App page](https://appshunter.io/ios/app/bmify/id1554405582)

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

**In-app purchases:** none


### Lex Butler

[App page](https://appshunter.io/ios/app/lex-butler/id6462453960)

Access all your content and courses from a dedicated platform. This app supports your journey to personal empowerment through movement, evolution, and exploration. Start your path to a more empowered self today.

**Highlights:** All content in one place, Access purchased courses, On-the-go learning, Personal empowerment journey, Movement and evolution focus

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

**In-app purchases:** none


## Frequently asked questions

### Is BMIfy free?

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

### Is Lex Butler free?

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

### Do BMIfy or Lex Butler have ads?

Neither BMIfy nor Lex Butler shows ads.

### Which is updated more often, BMIfy or Lex Butler?

BMIfy ships an update every 17 months, and Lex Butler every 3 months. Most recently, BMIfy was updated on October 8, 2026 and Lex Butler 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.*