# BMI vs Fast Track Pro

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

Both are free to download. BMI sells 1 one-off in-app purchase and Fast Track Pro sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

BMI ships an update every 6 months, Fast Track Pro every 4 months. The most recent releases landed on November 3, 2026 and November 13, 2026 respectively.

## The numbers

| Metric | BMI | Fast Track Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (56 ratings)](https://appshunter.io/ios/app/bmi-weight-loss-tracker/id1524251347/reviews)** | — |
| Number of ratings | **56** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 16 MB |
| Requires iOS | **16** | 17.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [An Banh](https://appshunter.io/developer/1466900439) | [Shankar Dutt](https://appshunter.io/developer/1866130658) |

## What reviewers say

### BMI

[App page](https://appshunter.io/ios/app/bmi-weight-loss-tracker/id1524251347)

Easily calculate your Body Mass Index (BMI) and track your weight over time. Monitor your progress towards your health goals with this straightforward tool.

**Highlights:** BMI calculation, Weight tracking, Progress monitoring, Health goal support

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Upgrade Pro Version | $1.99 | one-time |


### Fast Track Pro

[App page](https://appshunter.io/ios/app/fast-track-pro/id6760285351)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Fast Track Pro Monthly | $4.99 | per month |
| Fast Track Pro Yearly | $24.99 | per year |
| Fast Track Pro Lifetime | $49.99 | one-time |


## Frequently asked questions

### Is BMI free?

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

### Is Fast Track Pro free?

Fast Track Pro is free to download, with in-app purchases available.

### Do BMI or Fast Track Pro have ads?

BMI shows ads; Fast Track Pro does not.

### Which is updated more often, BMI or Fast Track Pro?

BMI ships an update every 6 months, and Fast Track Pro every 4 months. Most recently, BMI was updated on November 3, 2026 and Fast Track Pro on November 13, 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.*