# Array Mbira Guide vs Retro Synth

The clearest difference is in-app purchases: Array Mbira Guide at none against Retro Synth's 3. Array Mbira Guide also leads on iOS requirement (15.1 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. Array Mbira Guide asks for nothing beyond the download.

## The numbers

| Metric | Array Mbira Guide | Retro Synth |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.2 (5 ratings)](https://appshunter.io/ios/app/retro-synth-syntophone/id6754520378/reviews)** |
| Number of ratings | — | **5** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 months |
| Monetization | — | Free with in-app purchases |
| Size | 32 MB | 14 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Yuri Saito](https://appshunter.io/developer/1752373164) | [Kerem ERSU](https://appshunter.io/developer/1759709233) |

## What reviewers say

### Array Mbira Guide

[App page](https://appshunter.io/ios/app/array-mbira-guide/id6748903837)

**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 Array Mbira Guide free?

Array Mbira Guide is free to download, with no in-app purchases.

### Is Retro Synth free?

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

### Do Array Mbira Guide or Retro Synth have ads?

Neither Array Mbira Guide nor Retro Synth shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*