# Sing Ruedeli vs Ear Trainer Master

The clearest difference is in-app purchases: Sing Ruedeli at none against Ear Trainer Master's 1. Ear Trainer Master's advantage is update cadence (every 4 days vs every 11 days). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Ear Trainer Master sells 1 one-off in-app purchase. Sing Ruedeli asks for nothing beyond the download.

Sing Ruedeli ships an update every 11 days, Ear Trainer Master every 4 days. The most recent releases landed on September 12, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Sing Ruedeli | Ear Trainer Master |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 4 days** |
| Size | 135 MB | 191 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Hans-Rudolf Schneider](https://appshunter.io/developer/1770046767) | [Walk of Code LLC](https://appshunter.io/developer/1827288082) |

## What reviewers say

### Sing Ruedeli

[App page](https://appshunter.io/ios/app/sing-ruedeli/id6711352056)

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

**In-app purchases:** none


### Ear Trainer Master

[App page](https://appshunter.io/ios/app/ear-trainer-master/id6748760999)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| EarTrainer Pro | $4.99 | one-time |


## Frequently asked questions

### Is Sing Ruedeli free?

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

### Is Ear Trainer Master free?

Ear Trainer Master is free to download, with in-app purchases available.

### Do Sing Ruedeli or Ear Trainer Master have ads?

Neither Sing Ruedeli nor Ear Trainer Master shows ads.

### Which is updated more often, Sing Ruedeli or Ear Trainer Master?

Sing Ruedeli ships an update every 11 days, and Ear Trainer Master every 4 days. Most recently, Sing Ruedeli was updated on September 12, 2026 and Ear Trainer Master on September 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.*