# SingAppParkinsons vs Rayvox Studio

The clearest difference is in-app purchases: SingAppParkinsons at none against Rayvox Studio's 2. SingAppParkinsons also leads on ads (none vs shown). Rayvox Studio's advantage is update cadence (every 11 days vs every 7 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Rayvox Studio sells 2 in-app purchases, starting at $4.99 per month. SingAppParkinsons asks for nothing beyond the download.

SingAppParkinsons ships an update every 7 months, Rayvox Studio every 11 days. The most recent releases landed on October 12, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | SingAppParkinsons | Rayvox Studio |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 7 months | **Every 11 days** |
| Monetization | — | Free with in-app purchases |
| Size | 24 MB | 41 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [MEDISING CIC](https://appshunter.io/developer/1747253920) | [Rayvox Limited](https://appshunter.io/developer/1887111653) |

## What reviewers say

### SingAppParkinsons

[App page](https://appshunter.io/ios/app/singappparkinsons/id6502896177)

**In-app purchases:** none


### Rayvox Studio

[App page](https://appshunter.io/ios/app/rayvox-studio-vocal-training/id6760977648)

This app provides singers with tools for structured vocal practice, including custom exercises, real-time pitch feedback, and AI-powered lesson analysis. It helps users train smarter, improve vocal technique, and track progress.

**Highlights:** Customizable vocal exercises, Real-time pitch detection, AI-powered lesson analysis, Curated playlists, Built-in piano keyboard, Progress tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Starter | $4.99 | per month |
| Annual Starter | $49.99 | per year |


## Frequently asked questions

### Is SingAppParkinsons free?

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

### Is Rayvox Studio free?

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

### Do SingAppParkinsons or Rayvox Studio have ads?

Rayvox Studio shows ads; SingAppParkinsons does not.

### Which is updated more often, SingAppParkinsons or Rayvox Studio?

SingAppParkinsons ships an update every 7 months, and Rayvox Studio every 11 days. Most recently, SingAppParkinsons was updated on October 12, 2026 and Rayvox Studio on October 8, 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.*