# Cello Master Class vs Retro Synth

The clearest difference is rating: Retro Synth at 4.2 against Cello Master Class's 1.0. Retro Synth also leads on ratings volume (5 vs 1). Cello Master Class's advantage is in-app purchases (none vs 3) and iOS requirement (12.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Retro Synth sells 3 in-app purchases, starting at $3.99 per month. Cello Master Class asks for nothing beyond the download.

Retro Synth holds the better App Store score, 4.2 against 1.0. That said, the two scores are not equally well evidenced: Retro Synth has 5 ratings behind it against 1, so its average is the more settled of the two.

## The numbers

| Metric | Cello Master Class | Retro Synth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/cello-master-class/id6737471030/reviews) | **[4.2 (5 ratings)](https://appshunter.io/ios/app/retro-synth-syntophone/id6754520378/reviews)** |
| Number of ratings | 1 | **5** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 58 MB | 14 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [OPULA SOFTWARE DEVLOPMENT (OPC) PRIVATE LIMITED](https://appshunter.io/developer/1501299758) | [Kerem ERSU](https://appshunter.io/developer/1759709233) |

## What reviewers say

### Cello Master Class

[App page](https://appshunter.io/ios/app/cello-master-class/id6737471030)

Learn and master the cello with step-by-step lessons and interactive practice tools. Explore a library of music and receive personalized guidance to improve your technique. Enjoy an immersive cello learning experience anywhere.

**Highlights:** Step-by-step cello lessons, Interactive practice tools, Vast library of cello music, Personalized guidance, Progress tracking, Expertly crafted tutorials

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

**In-app purchases:** none


### Retro Synth

[App page](https://appshunter.io/ios/app/retro-synth-syntophone/id6754520378)

Create authentic retro music with this vintage-inspired synthesizer app. Explore sound design with tone controls and vibrato, or upgrade for premium waveforms and studio effects. Designed for instant musical creativity, it offers a portable music-making experience.

**Highlights:** Authentic vintage sound recreation, Tone control for sound shaping, Vibrato effect for musical expression, Zero latency real-time response, Premium waveforms (Sine, Sawtooth, Triangle), Studio effects (Reverb, Delay), MIDI export

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.99 | per month |
| Annual Subscription | $24.99 | per year |
| Remove ads | $2.99 | one-time |


## Frequently asked questions

### Is Cello Master Class free?

Cello Master Class is free to download, with no in-app purchases.

### Is Retro Synth free?

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

### Which has better reviews, Cello Master Class or Retro Synth?

Retro Synth is rated higher. Cello Master Class averages 1.0 out of 5 from 1 ratings, while Retro Synth averages 4.2 from 5 ratings.

### Do Cello Master Class or Retro Synth have ads?

Neither Cello Master Class nor Retro Synth shows ads.

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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.*