# Sonofield Ear Trainer vs JerryOke

The clearest difference is in-app purchases: JerryOke at none against Sonofield Ear Trainer's 5. Sonofield Ear Trainer's advantage is update cadence (every 9 days vs monthly) and device support (3 vs 1). On price and ads there is nothing between them.

Both are free to download. Sonofield Ear Trainer sells 4 one-off in-app purchases. JerryOke asks for nothing beyond the download.

Sonofield Ear Trainer ships an update every 9 days, JerryOke monthly. The most recent releases landed on October 14, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Sonofield Ear Trainer | JerryOke |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (376 ratings)](https://appshunter.io/ios/app/sonofield-ear-trainer/id6740409139/reviews)** | — |
| Number of ratings | **376** | — |
| Positive reviews | 88.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 9 days** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 105 MB | 5 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 9+ |
| Developer | [Sonofield Ear Trainer Education Ltd.](https://appshunter.io/developer/1789801335) | [JEROME RAYMOND NOWOSATKO](https://appshunter.io/developer/6803186469) |

## What reviewers say

### Sonofield Ear Trainer

[App page](https://appshunter.io/ios/app/sonofield-ear-trainer/id6740409139)

This app helps musicians develop their ear by focusing on the feeling of individual notes within a key, rather than traditional interval training. It uses sustained drones and offers various modes like identifying scale degrees, melodies, and singing exercises. The app adapts to your skill level with an intuitive interface and progression path.

**Highlights:** Feeling-based note recognition, Scale degree identification, Melody recognition training, Singing exercises, Hands-free training mode, Interactive exploration instrument

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Pro | $14.99 | one-time |
| Lifetime Pro | $17.99 | one-time |
| Lifetime Pro | $19.99 | one-time |
| Lifetime Pro | $24.99 | one-time |

**What reviewers like**

- 🚀 Excellent ear training tool
- 👍 Intuitive and user-friendly design
- 🎶 Effective for improving relative pitch
- 💡 Innovative use of drone and scale degrees
- 🎯 Helpful for aural skills development

**What reviewers complain about**

- 🤔 Challenging for true beginners
- 💭 Desire for more customization options

**Reported bugs**

- None reported

**Requested features**

- Option to switch between 12TET and just intonation
- Ability to reduce octave range
- Incorporate more timbre options for drone and notes
- Tracking and visualization of progress and learned skills
- Add interactive tutorial for level 1


### JerryOke

[App page](https://appshunter.io/ios/app/jerryoke/id6803186107)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sonofield Ear Trainer free?

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

### Is JerryOke free?

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

### Do Sonofield Ear Trainer or JerryOke have ads?

Neither Sonofield Ear Trainer nor JerryOke shows ads.

### Which is updated more often, Sonofield Ear Trainer or JerryOke?

Sonofield Ear Trainer ships an update every 9 days, and JerryOke monthly. Most recently, Sonofield Ear Trainer was updated on October 14, 2026 and JerryOke on October 3, 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.*