# Data Culture HSE vs Clefs

The clearest difference is in-app purchases: Data Culture HSE at none against Clefs's 1. Data Culture HSE also leads on iOS requirement (12.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Clefs sells 1 one-off in-app purchase. Data Culture HSE asks for nothing beyond the download.

## The numbers

| Metric | Data Culture HSE | Clefs |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/clefs-note-reading-trainer/id6793227835/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 32 MB | 25 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Biatrix Media Company](https://appshunter.io/developer/1028897166) | [Crazy Ootka Software AB](https://appshunter.io/developer/1440768352) |

## What reviewers say

### Data Culture HSE

[App page](https://appshunter.io/ios/app/data-culture-hse/id6745515335)

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

**In-app purchases:** none


### Clefs

[App page](https://appshunter.io/ios/app/clefs-note-reading-trainer/id6793227835)

Master sheet music reading with daily exercises and a guided course. This app helps you instantly recognize notes across all clefs, from beginner to advanced levels. Practice reading and writing notes, track your progress, and even connect a MIDI keyboard.

**Highlights:** Step-by-step guided course, Smart spaced review practice, Reading and writing drills, Support for all ten clefs, MIDI keyboard connectivity, Built-in music theory guide

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clefs Premium | $6.99 | one-time |


## Frequently asked questions

### Is Data Culture HSE free?

Data Culture HSE is free to download, with no in-app purchases.

### Is Clefs free?

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

### Do Data Culture HSE or Clefs have ads?

Neither Data Culture HSE nor Clefs shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*