# MuudWave vs 3行日記

The clearest difference is iOS requirement: MuudWave at 17.5 against 3行日記's 26.2. 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.

## The numbers

| Metric | MuudWave | 3行日記 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 days | — |
| Monetization | Free | — |
| Size | 3 MB | 1 MB |
| Requires iOS | **17.5** | 26.2 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Masao Narumi](https://appshunter.io/developer/1759494772) | [takuya oku](https://appshunter.io/developer/1872679805) |

## What reviewers say

### MuudWave

[App page](https://appshunter.io/ios/app/muudwave/id6740519998)

This app helps you understand your emotional patterns by tracking daily mood changes and visualizing their progression. It records relative mood shifts compared to the previous day, addressing limitations of absolute mood scales.

**Highlights:** Daily mood logging, Relative mood tracking, Emotional progression visualization, Understanding emotional shifts, Free to use

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

**In-app purchases:** none


### 3行日記

[App page](https://appshunter.io/ios/app/3/id6770164485)

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

**In-app purchases:** none


## Frequently asked questions

### Is MuudWave free?

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

### Is 3行日記 free?

3行日記 is free to download, with no in-app purchases.

### Do MuudWave or 3行日記 have ads?

Neither MuudWave nor 3行日記 shows ads.

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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.*