# Erol Singer's Studio vs Notevision

The clearest difference is update cadence: Notevision at weekly against Erol Singer's Studio's every 6 weeks. Erol Singer's Studio's advantage is device support (4 vs 2). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Erol Singer's Studio sells 5 in-app purchases, starting at $1.99 per 7 days and Notevision sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Erol Singer's Studio against 4.8 for Notevision. Both are backed by a comparable volume of ratings — 3.4K and 3.2K respectively. Written reviews are what separate them: 85% of Erol Singer's Studio's written reviews are positive against 88% of Notevision's.

Erol Singer's Studio ships an update every 6 weeks, Notevision weekly. The most recent releases landed on October 20, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Erol Singer's Studio | Notevision |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (3.4K ratings)](https://appshunter.io/ios/app/erol-singers-studio/id502780186/reviews) | [4.8 (3.2K ratings)](https://appshunter.io/ios/app/notevision-sight-reading/id874386416/reviews) |
| Number of ratings | **3.4K** | 3.2K |
| Positive reviews | 85.3% of reviews | **88.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 108 MB | 57 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Erol Studios](https://appshunter.io/developer/502780529) | [Ryan Newsome](https://appshunter.io/developer/307084497) |

## What reviewers say

### Erol Singer's Studio

[App page](https://appshunter.io/ios/app/erol-singers-studio/id502780186)

Learn to sing with structured lessons and advanced pitch tracking. This app provides techniques to improve vocal range, power, and clarity, preventing common singing mistakes. It's designed for all skill levels, from beginners to those seeking to refine their voice.

**Highlights:** Progressive vocal lessons, Super-smooth pitch tracking, Technique and sound training, Prevent common singing mistakes, Optional exercise editor, Award-winning coach designed

**Features:** Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access | $1.99 | per 7 days |
| Add-ons for permanent licenses | $2.99 | per month |
| All Access | $6.99 | per month |
| Add-ons for permanent licenses | $24.99 | per year |
| All Access | $49.99 | per year |

**What reviewers like**

- 🚀 Excellent vocal training tool
- 👍 Intuitive and user-friendly interface
- 🎨 Visually appealing with clear feedback
- 💪 Helps improve vocal range and pitch
- 🎯 Accurate pitch detection and tracking

**What reviewers complain about**

- 💰 Subscription model can be expensive
- 🚫 Lack of Bluetooth headphone support
- 🤔 Unclear progression requirements
- 🔇 Lack of audio examples/demonstrations
- 🕰️ Exercises can feel repetitive over time

**Reported bugs**

- App crashes when using Bluetooth headphones
- Occasional loss of progress and purchased content

**Requested features**

- Add more exercise variety and song options
- Implement cloud sync and cross-device support
- Provide more customization options for exercises
- Include a metronome and tempo adjustment features
- Add community-created content and sharing


### Notevision

[App page](https://appshunter.io/ios/app/notevision-sight-reading/id874386416)

Master sight-reading and build musical skill with interactive exercises. Practice using a MIDI instrument, microphone, or on-screen keyboard. Learn music theory and chords with adaptive difficulty and progress tracking.

**Highlights:** Interactive sight-reading exercises, MIDI, microphone, or on-screen keyboard input, Adaptive difficulty levels, Music theory lessons, Interactive chord reference, Progress tracking, Songs and randomized practice

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $3.99 | one-time |

**What reviewers like**

- 🚀 Excellent Sight Reading Tutor
- 🚀 Improved Sight Reading Quickly
- 👍 Great App
- 👍 Helpful for Learning Notes
- 👍 Fantastic Tool

**What reviewers complain about**

- 🐛 Microphone Input from Piano Does Not Work
- 🐛 Keyboard Covers Notes on iPhone
- 🐛 Incorrect Note Detection
- 🐛 Microphone Feature Not Working
- 🔒 Sneaky and Frustrating Premium Update

**Reported bugs**

- Microphone Input from Piano Does Not Work
- Keyboard Covers Notes on iPhone
- Incorrect Note Detection
- Microphone Feature Not Working

**Requested features**

- Ability to Practice Chords and Chord Progressions
- Option to Practice Both Hands Playing at the Same Time
- Ability to Import MIDI Files
- Metronome and Rhythm Practice
- User Profiles to Track Individual Progress


## Frequently asked questions

### Is Erol Singer's Studio free?

Erol Singer's Studio is free to download, with in-app purchases available.

### Is Notevision free?

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

### Which has better reviews, Erol Singer's Studio or Notevision?

Erol Singer's Studio and Notevision are both rated 4.8 out of 5 on the App Store, from 3.4K and 3.2K ratings respectively.

### Do Erol Singer's Studio or Notevision have ads?

Neither Erol Singer's Studio nor Notevision shows ads.

### Which is updated more often, Erol Singer's Studio or Notevision?

Erol Singer's Studio ships an update every 6 weeks, and Notevision weekly. Most recently, Erol Singer's Studio was updated on October 20, 2026 and Notevision on October 19, 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.*