# BMI vs BMI Calculator・Weight Tracker

BMI and BMI Calculator・Weight Tracker both sit at 4.9 stars, but that hides the real split: 84% of BMI Calculator・Weight Tracker's written reviews are positive against 0% of BMI's. BMI Calculator・Weight Tracker also leads on ads (none vs shown) and update cadence (every 2 months vs every 6 months). On price, rating, in-app purchases and monetization model there is nothing between them.

Both are free to download. BMI sells 1 one-off in-app purchase and BMI Calculator・Weight Tracker sells 5 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.9 for BMI against 4.8 for BMI Calculator・Weight Tracker. That said, the two scores are not equally well evidenced: BMI Calculator・Weight Tracker has 517 ratings behind it against 56, so its average is the more settled of the two. Written reviews are what separate them: 0% of BMI's written reviews are positive against 84% of BMI Calculator・Weight Tracker's.

BMI ships an update every 6 months, BMI Calculator・Weight Tracker every 2 months. The most recent releases landed on October 14, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | BMI | BMI Calculator・Weight Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (56 ratings)](https://appshunter.io/ios/app/bmi-weight-loss-tracker/id1524251347/reviews)** | [4.8 (517 ratings)](https://appshunter.io/ios/app/bmi-calculatorweight-tracker/id1560499972/reviews) |
| Number of ratings | 56 | **517** |
| Positive reviews | 0.0% of reviews | **84.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Free with in-app purchases | Freemium |
| Size | 7 MB | 53 MB |
| Requires iOS | 16 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [An Banh](https://appshunter.io/developer/1466900439) | [AboutMe Apps, Inc.](https://appshunter.io/developer/1088980079) |

## 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 |


### BMI Calculator・Weight Tracker

[App page](https://appshunter.io/ios/app/bmi-calculatorweight-tracker/id1560499972)

Easily calculate your Body Mass Index (BMI) and track your weight progress. Visualize your trends with graphs, gain predictive insights, and set goals for your health journey. Supports metric and imperial systems, with Apple Watch integration.

**Highlights:** BMI Calculation, Weight Tracking, Metric and Imperial Systems, Apple Watch Integration, Graphs and Stats, Predictive Insights

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monitor your weight & progress | $9.99 | per month |
| Monthly Premium | $9.99 | per month |
| Predict your future weight＋BMI | $19.99 | per year |
| Premium Year | $19.99 | per year |
| Premium 3 Months | $19.99 | per 3 months |

**What reviewers like**

- 👍 Simple and easy-to-use interface
- 📊 Effective weight tracking and logging
- 🎨 Aesthetically pleasing design
- ⚡ Quick daily input process
- 🏥 Integrates with Apple Health

**What reviewers complain about**

- 🐛 App crashes after recent updates
- 🐛 App won't open on iOS 17.5.1
- 😔 Potentially negative psychological impact with BMI labels
- 🎨 Loss of color customization options

**Reported bugs**

- App stopped working after June 2024 update
- Crashes on iPad Air (5th Generation) with iOS 17.5.1
- Unable to open app on latest iOS versions
- App fails to launch after recent updates

**Requested features**

- Restore different color options for tracking
- More sensitive language for BMI categorization


## Frequently asked questions

### Is BMI free?

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

### Is BMI Calculator・Weight Tracker free?

BMI Calculator・Weight Tracker is free to download, with in-app purchases available.

### Which has better reviews, BMI or BMI Calculator・Weight Tracker?

BMI is rated higher. BMI averages 4.9 out of 5 from 56 ratings, while BMI Calculator・Weight Tracker averages 4.8 from 517 ratings.

### Do BMI or BMI Calculator・Weight Tracker have ads?

BMI shows ads; BMI Calculator・Weight Tracker does not.

### Which is updated more often, BMI or BMI Calculator・Weight Tracker?

BMI ships an update every 6 months, and BMI Calculator・Weight Tracker every 2 months. Most recently, BMI was updated on October 14, 2026 and BMI Calculator・Weight Tracker on October 27, 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.*