# Mustud vs Knowledge Snack

The clearest difference is rating: Knowledge Snack at 5.0 against Mustud's 4.1. Knowledge Snack also leads on update cadence (every 9 days vs monthly) and monetization model (freemium vs paid). Mustud's advantage is ratings volume (8 vs 2). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Mustud sells 2 in-app purchases, starting at $2.99 per month and Knowledge Snack sells 1 in-app purchase, starting at $19.99 per year. Whichever you choose, the download price is not the number that matters.

Knowledge Snack holds the better App Store score, 5.0 against 4.1. Both are backed by a comparable volume of ratings — 8 and 2 respectively.

Mustud ships an update monthly, Knowledge Snack every 9 days. The most recent releases landed on November 1, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Mustud | Knowledge Snack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (8 ratings)](https://appshunter.io/ios/app/mustud-music-theory-sheets/id930222649/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/knowledge-snack/id6761691421/reviews)** |
| Number of ratings | **8** | 2 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 9 days** |
| Monetization | Paid | **Freemium** |
| Size | 19 MB | 54 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Beau Nouvelle](https://appshunter.io/developer/1591452824) | [Giftphoria](https://appshunter.io/developer/1873456095) |

## What reviewers say

### Mustud

[App page](https://appshunter.io/ios/app/mustud-music-theory-sheets/id930222649)

Easily create custom music theory documents, from blank notation paper to multi-page exams. This app simplifies document creation with a unique fragment system, allowing for quick generation of high-quality music resources for practice or teaching.

**Highlights:** Create blank notation paper, Design multi-page music exams, Fragment Engine for easy creation, Export as PDF, Share .mustud files, Universal iPad, iOS, and Mac app, iCloud file access

**Features:** Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Mustud Pro | $14.99 | per year |


### Knowledge Snack

[App page](https://appshunter.io/ios/app/knowledge-snack/id6761691421)

Discover a new interesting fact daily in just two minutes. Enjoy audio narration for learning on the go and save your favorite facts for later reference. Customize notification frequency to suit your learning schedule.

**Highlights:** Daily new facts, Audio narration, Save favorite facts, Customizable notifications, Short learning sessions

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Premium | $19.99 | per year |


## Frequently asked questions

### Is Mustud free?

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

### Is Knowledge Snack free?

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

### Which has better reviews, Mustud or Knowledge Snack?

Knowledge Snack is rated higher. Mustud averages 4.1 out of 5 from 8 ratings, while Knowledge Snack averages 5.0 from 2 ratings.

### Do Mustud or Knowledge Snack have ads?

Neither Mustud nor Knowledge Snack shows ads.

### Which is updated more often, Mustud or Knowledge Snack?

Mustud ships an update monthly, and Knowledge Snack every 9 days. Most recently, Mustud was updated on November 1, 2026 and Knowledge Snack on October 13, 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.*