# Notindo vs Clefio

The clearest difference is ads: Notindo at none against Clefio's shown. Clefio's advantage is update cadence (every 3 days vs every 6 weeks) and iOS requirement (13.0 vs 16.0). On price, 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.

Notindo ships an update every 6 weeks, Clefio every 3 days. The most recent releases landed on September 7, 2026 and July 28, 2026 respectively.

## The numbers

| Metric | Notindo | Clefio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/notindo/id6738400049/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 1 MB | 22 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Murat Unlu](https://appshunter.io/developer/1761385551) | [Mehmet Akif YILDIRIM](https://appshunter.io/developer/6784451771) |

## What reviewers say

### Notindo

[App page](https://appshunter.io/ios/app/notindo/id6738400049)

Master the music staff with this app designed to make learning notes on the treble and bass clef easy. It offers quick and fun challenges to test your speed and accuracy, making it ideal for beginners on their musical journey.

**Highlights:** Master music staff, Learn treble and bass clef, Quick and fun challenges, Test speed and accuracy, Beginner-friendly design, Practice on the go

**Features:** macOS Compatibility

**In-app purchases:** none


### Clefio

[App page](https://appshunter.io/ios/app/clefio-learn-notes/id6784451769)

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

**In-app purchases:** none


## Frequently asked questions

### Is Notindo free?

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

### Is Clefio free?

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

### Do Notindo or Clefio have ads?

Clefio shows ads; Notindo does not.

### Which is updated more often, Notindo or Clefio?

Notindo ships an update every 6 weeks, and Clefio every 3 days. Most recently, Notindo was updated on September 7, 2026 and Clefio on July 28, 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.*