# Mu. vs Algio

The clearest difference is in-app purchases: Mu. at none against Algio's 1. Mu. also leads on update cadence (every 10 days vs monthly) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Algio sells 1 one-off in-app purchase. Mu. asks for nothing beyond the download.

Mu. ships an update every 10 days, Algio monthly. The most recent releases landed on October 18, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Mu. | Algio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 10 days** | Monthly |
| Size | 34 MB | 4 MB |
| Requires iOS | 18.6 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Liminal Pictures](https://appshunter.io/developer/1895974335) | [ALEXANDRE JOSEPH PIERRE PAUL](https://appshunter.io/developer/1813388637) |

## What reviewers say

### Mu.

[App page](https://appshunter.io/ios/app/mu/id6766069551)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### Algio

[App page](https://appshunter.io/ios/app/algio-pain-tracker/id6782457858)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Algio Premium | $8.99 | one-time |


## Frequently asked questions

### Is Mu. free?

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

### Is Algio free?

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

### Do Mu. or Algio have ads?

Neither Mu. nor Algio shows ads.

### Which is updated more often, Mu. or Algio?

Mu. ships an update every 10 days, and Algio monthly. Most recently, Mu. was updated on October 18, 2026 and Algio on October 6, 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.*