# BMI Calculator・Weight Tracker vs Scale Down

The clearest difference is ratings volume: BMI Calculator・Weight Tracker at 517 against Scale Down's 7. BMI Calculator・Weight Tracker also leads on iOS requirement (14.0 vs 17.0). Scale Down's advantage is update cadence (every 2 weeks vs every 2 months). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. BMI Calculator・Weight Tracker sells 5 in-app purchases, starting at $9.99 per month and Scale Down sells 4 in-app purchases, starting at $2.99 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 — 4.8 for BMI Calculator・Weight Tracker against 4.9 for Scale Down. That said, the two scores are not equally well evidenced: BMI Calculator・Weight Tracker has 517 ratings behind it against 7, so its average is the more settled of the two.

BMI Calculator・Weight Tracker ships an update every 2 months, Scale Down every 2 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | BMI Calculator・Weight Tracker | Scale Down |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (517 ratings)](https://appshunter.io/ios/app/bmi-calculatorweight-tracker/id1560499972/reviews) | **[4.9 (7 ratings)](https://appshunter.io/ios/app/scale-downweight-loss-tracker/id6443709281/reviews)** |
| Number of ratings | **517** | 7 |
| Positive reviews | 84.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Freemium | Freemium |
| Size | 53 MB | 21 MB |
| Requires iOS | **14.0** | 17.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 17+ | 12+ |
| Developer | [AboutMe Apps, Inc.](https://appshunter.io/developer/1088980079) | [Alexander Romanov](https://appshunter.io/developer/1459928735) |

## What reviewers say

### 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


### Scale Down

[App page](https://appshunter.io/ios/app/scale-downweight-loss-tracker/id6443709281)

Easily track your weight, set personalized goals, and visualize your progress with detailed charts and statistics. This app helps you stay motivated on your journey to a healthier lifestyle and achieve your desired weight loss results.

**Highlights:** Daily weight recording, Progress charts and statistics, Personalized goal setting, Weight history review, User-friendly interface, Secure data storage

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month | $2.99 | per month |
| 12 moths | $9.99 | per year |
| 12 moths | $19.99 | per year |
| Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is BMI Calculator・Weight Tracker free?

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

### Is Scale Down free?

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

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

Scale Down is rated higher. BMI Calculator・Weight Tracker averages 4.8 out of 5 from 517 ratings, while Scale Down averages 4.9 from 7 ratings.

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

Neither BMI Calculator・Weight Tracker nor Scale Down shows ads.

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

BMI Calculator・Weight Tracker ships an update every 2 months, and Scale Down every 2 weeks. Most recently, BMI Calculator・Weight Tracker was updated on November 3, 2026 and Scale Down on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*