# Simple Weight Tracker vs Weight Diary

The clearest difference is in-app purchases: Simple Weight Tracker at none against Weight Diary's 3. Simple Weight Tracker also leads on ads (none vs shown). Weight Diary's advantage is update cadence (every 11 days vs every 18 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Weight Diary sells 3 in-app purchases, starting at $1.99 per month. Simple Weight Tracker asks for nothing beyond the download.

Simple Weight Tracker ships an update every 18 months, Weight Diary every 11 days. The most recent releases landed on October 15, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Simple Weight Tracker | Weight Diary |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (8 ratings)](https://appshunter.io/ios/app/weight-diary-bmi-and-log/id6773232228/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 18 months | **Every 11 days** |
| Monetization | — | Free with in-app purchases |
| Size | 22 MB | 65 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [Michal Kurczak](https://appshunter.io/developer/1708797394) | [Sergei Korneev](https://appshunter.io/developer/1777598475) |

## What reviewers say

### Simple Weight Tracker

[App page](https://appshunter.io/ios/app/simple-weight-tracker/id6467555653)

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

**In-app purchases:** none


### Weight Diary

[App page](https://appshunter.io/ios/app/weight-diary-bmi-and-log/id6773232228)

Easily track your weight with a simple interface and visual progress charts. Gentle animal companions offer encouragement as you work towards your health goals. Optional premium features enhance the experience with more customization and data management.

**Highlights:** Log weight in seconds, Clear progress charts, Automatic BMI calculation, Gentle animal companions, Multiple profiles (Premium), Manual backup (Premium)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium (monthly) | $1.99 | per month |
| Premium (yearly) | $11.99 | per year |
| Premium (lifetime) | $24.99 | one-time |


## Frequently asked questions

### Is Simple Weight Tracker free?

Simple Weight Tracker is free to download, with no in-app purchases.

### Is Weight Diary free?

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

### Do Simple Weight Tracker or Weight Diary have ads?

Weight Diary shows ads; Simple Weight Tracker does not.

### Which is updated more often, Simple Weight Tracker or Weight Diary?

Simple Weight Tracker ships an update every 18 months, and Weight Diary every 11 days. Most recently, Simple Weight Tracker was updated on October 15, 2026 and Weight Diary on October 5, 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.*