# Scale Log vs Weight Diary BMI Tracker Log

The clearest difference is in-app purchases: Scale Log at none against Weight Diary BMI Tracker Log's 1. Scale Log also leads on ads (none vs shown). Weight Diary BMI Tracker Log's advantage is update cadence (every 2 weeks vs every 10 months) and iOS requirement (13.0 vs 15.1). On price and device support there is nothing between them.

Both are free to download. Weight Diary BMI Tracker Log sells 1 one-off in-app purchase. Scale Log asks for nothing beyond the download.

Scale Log ships an update every 10 months, Weight Diary BMI Tracker Log every 2 weeks. The most recent releases landed on September 19, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Scale Log | Weight Diary BMI Tracker Log |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 10 months | **Every 2 weeks** |
| Size | 31 MB | 28 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mike Camara](https://appshunter.io/developer/922807102) | [SnowdropSoft](https://appshunter.io/developer/1541796403) |

## What reviewers say

### Scale Log

[App page](https://appshunter.io/ios/app/scale-log/id6744892179)

**Features:** macOS Compatibility

**In-app purchases:** none


### Weight Diary BMI Tracker Log

[App page](https://appshunter.io/ios/app/weight-diary-bmi-tracker-log/id6744991928)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


## Frequently asked questions

### Is Scale Log free?

Scale Log is free to download, with no in-app purchases.

### Is Weight Diary BMI Tracker Log free?

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

### Do Scale Log or Weight Diary BMI Tracker Log have ads?

Weight Diary BMI Tracker Log shows ads; Scale Log does not.

### Which is updated more often, Scale Log or Weight Diary BMI Tracker Log?

Scale Log ships an update every 10 months, and Weight Diary BMI Tracker Log every 2 weeks. Most recently, Scale Log was updated on September 19, 2026 and Weight Diary BMI Tracker Log on September 11, 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.*