# MuudWave vs TRZR Journal

The clearest difference is update cadence: MuudWave at every 2 days against TRZR Journal's every 8 days. 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.

MuudWave ships an update every 2 days, TRZR Journal every 8 days. The most recent releases landed on November 4, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | MuudWave | TRZR Journal |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 8 days |
| Monetization | Free | — |
| Size | 3 MB | 32 MB |
| Requires iOS | **17.5** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Masao Narumi](https://appshunter.io/developer/1759494772) | [Soya Matsumura](https://appshunter.io/developer/1896773058) |

## 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


### TRZR Journal

[App page](https://appshunter.io/ios/app/trzr-journal/id6771160852)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MuudWave free?

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

### Is TRZR Journal free?

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

### Do MuudWave or TRZR Journal have ads?

Neither MuudWave nor TRZR Journal shows ads.

### Which is updated more often, MuudWave or TRZR Journal?

MuudWave ships an update every 2 days, and TRZR Journal every 8 days. Most recently, MuudWave was updated on November 4, 2026 and TRZR Journal on November 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.*