# IMPULSE FIT vs Simple BMI evaluator

The clearest difference is ads: IMPULSE FIT at none against Simple BMI evaluator's shown. IMPULSE FIT also leads on update cadence (monthly vs every 3 months) and iOS requirement (13.4 vs 15.0). On price, 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.

IMPULSE FIT ships an update monthly, Simple BMI evaluator every 3 months. The most recent releases landed on October 9, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | IMPULSE FIT | Simple BMI evaluator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 3 months |
| Size | 28 MB | 30 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Vasiliy Suvorov](https://appshunter.io/developer/1612668132) | [Sonya Marcarelli](https://appshunter.io/developer/409702204) |

## What reviewers say

### IMPULSE FIT

[App page](https://appshunter.io/ios/app/impulse-fit/id1580733879)

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple BMI evaluator

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

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is IMPULSE FIT free?

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

### Is Simple BMI evaluator free?

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

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

Simple BMI evaluator shows ads; IMPULSE FIT does not.

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

IMPULSE FIT ships an update monthly, and Simple BMI evaluator every 3 months. Most recently, IMPULSE FIT was updated on October 9, 2026 and Simple BMI evaluator on October 11, 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.*