# Weight Diary vs Weight Tracker & Check BMI

The clearest difference is review sentiment: Weight Diary at 97% against Weight Tracker & Check BMI's 38%. Weight Diary also leads on in-app purchases (none vs 1) and rating (4.9 vs 4.5). Weight Tracker & Check BMI's advantage is price (Free vs $7.99) and update cadence (every 3 months vs every 6 months). On ads and device support there is nothing between them.

Weight Tracker & Check BMI is free to download; Weight Diary costs $7.99 up front. Weight Tracker & Check BMI sells 1 one-off in-app purchase. Weight Diary asks for nothing beyond the download.

Weight Diary holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: Weight Diary has 2.6K ratings behind it against 55, so its average is the more settled of the two. Written reviews point the same way: 97% of Weight Diary's written reviews are positive against 38% of Weight Tracker & Check BMI's.

Weight Diary ships an update every 6 months, Weight Tracker & Check BMI every 3 months. The most recent releases landed on November 1, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Weight Diary | Weight Tracker & Check BMI |
| --- | --- | --- |
| Price | $7.99 | **Free** |
| Rating | **[4.9 (2.6K ratings)](https://appshunter.io/ios/app/weight-diary/id410413185/reviews)** | [4.5 (55 ratings)](https://appshunter.io/ios/app/weight-tracker-and-check-bmi/id1453966051/reviews) |
| Number of ratings | **2.6K** | 55 |
| Positive reviews | **96.8% of reviews** | 38.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Best chart rank | **#47** | — |
| Size | 11 MB | 30 MB |
| Requires iOS | 26.0 | **12.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [CURLYBRACE APPS LTD](https://appshunter.io/developer/410413205) | [SUSAMP INFOTECH](https://appshunter.io/developer/1535920005) |

## What reviewers say

### Weight Diary

[App page](https://appshunter.io/ios/app/weight-diary/id410413185)

**Currently charting:** #47 Top Paid · Health & Fitness (US App Store)

Track your weight loss journey with a clear trend line to visualize progress. Log daily weights, estimate loss rates, and plan for your goals. Supports custom start dates and integrates with health platforms.

**Highlights:** Daily weight logging, Clear trend line visualization, Progress and goal tracking, Custom start date setting, Apple Health and scale sync, BMI and calorie calculators, Data backup and export

**In-app purchases:** none


### Weight Tracker & Check BMI

[App page](https://appshunter.io/ios/app/weight-tracker-and-check-bmi/id1453966051)

Easily track your daily weight changes to monitor progress towards your fitness goals. The app helps you set targets, log measurements, and analyze your weight loss or gain with smart charts and statistics. It also calculates your Body Mass Index (BMI) and suggests an ideal body weight.

**Highlights:** Set and track weight goals, Daily weight logging, BMI calculation, Ideal body weight suggestion, Weight progress charts, Measurement unit selection (kg/lb, cm/ft+in), Smart reminders

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


## Frequently asked questions

### Is Weight Diary free?

Weight Diary costs $7.99, with no in-app purchases.

### Is Weight Tracker & Check BMI free?

Weight Tracker & Check BMI is free to download, with in-app purchases available.

### Which has better reviews, Weight Diary or Weight Tracker & Check BMI?

Weight Diary is rated higher. Weight Diary averages 4.9 out of 5 from 2.6K ratings, while Weight Tracker & Check BMI averages 4.5 from 55 ratings.

### Do Weight Diary or Weight Tracker & Check BMI have ads?

Neither Weight Diary nor Weight Tracker & Check BMI shows ads.

### Which is updated more often, Weight Diary or Weight Tracker & Check BMI?

Weight Diary ships an update every 6 months, and Weight Tracker & Check BMI every 3 months. Most recently, Weight Diary was updated on November 1, 2026 and Weight Tracker & Check BMI on October 24, 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.*