# Simple BMI evaluator vs BMI

The clearest difference is in-app purchases: Simple BMI evaluator at none against BMI's 1. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. BMI sells 1 one-off in-app purchase. Simple BMI evaluator asks for nothing beyond the download.

Simple BMI evaluator ships an update every 3 months, BMI every 4 months. The most recent releases landed on October 11, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Simple BMI evaluator | BMI |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 3 months** | Every 4 months |
| Size | 30 MB | 55 MB |
| Requires iOS | **15.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Sonya Marcarelli](https://appshunter.io/developer/409702204) | [ESPRESSO TECH (SMC-PRIVATE) LIMITED](https://appshunter.io/developer/1812366711) |

## What reviewers say

### Simple BMI evaluator

[App page](https://appshunter.io/ios/app/simple-bmi-evaluator/id1637061785)

**Features:** Vision Pro support

**In-app purchases:** none


### BMI

[App page](https://appshunter.io/ios/app/bmi-calculator-weight-app/id6742979375)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BMI Lifetime Access | $5.99 | one-time |


## Frequently asked questions

### Is Simple BMI evaluator free?

Simple BMI evaluator is free to download, with no in-app purchases.

### Is BMI free?

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

### Do Simple BMI evaluator or BMI have ads?

Both Simple BMI evaluator and BMI show ads.

### Which is updated more often, Simple BMI evaluator or BMI?

Simple BMI evaluator ships an update every 3 months, and BMI every 4 months. Most recently, Simple BMI evaluator was updated on October 11, 2026 and BMI on October 26, 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.*