# 日記と体重 vs MetaboLog

The clearest difference is update cadence: MetaboLog at every 2 days against 日記と体重's weekly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

日記と体重 ships an update weekly, MetaboLog every 2 days. The most recent releases landed on October 24, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | 日記と体重 | MetaboLog |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Monetization | Free | — |
| Size | 30 MB | 21 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Yuya Ohno](https://appshunter.io/developer/1757372076) | [Toshimasa Ueki](https://appshunter.io/developer/1896111965) |

## What reviewers say

### 日記と体重

[App page](https://appshunter.io/ios/app/bmi/id6544789673)

Easily log daily entries, weight, and body fat percentage with a calendar interface. Track your progress visually with customizable graphs and review past records. Stay motivated with reminders and personalize your experience with theme colors.

**Highlights:** Calendar-based logging, Weight and body fat percentage tracking, Monthly average weight display, Customizable progress graphs, Searchable diary history, Theme color customization, Recording reminders

**Features:** macOS Compatibility

**In-app purchases:** none


### MetaboLog

[App page](https://appshunter.io/ios/app/metabolog/id6765876875)

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

**In-app purchases:** none


## Frequently asked questions

### Is 日記と体重 free?

日記と体重 is free to download, with no in-app purchases.

### Is MetaboLog free?

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

### Do 日記と体重 or MetaboLog have ads?

Neither 日記と体重 nor MetaboLog shows ads.

### Which is updated more often, 日記と体重 or MetaboLog?

日記と体重 ships an update weekly, and MetaboLog every 2 days. Most recently, 日記と体重 was updated on October 24, 2026 and MetaboLog 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.*