# Retro Synth vs GORILLA SYNTH

The clearest difference is price: Retro Synth at Free against GORILLA SYNTH's $4.99. GORILLA SYNTH's advantage is rating (4.9 vs 4.2) and in-app purchases (none vs 3). On ads and device support there is nothing between them.

Retro Synth is free to download; GORILLA SYNTH costs $4.99 up front. Retro Synth sells 3 in-app purchases, starting at $3.99 per month. GORILLA SYNTH asks for nothing beyond the download.

GORILLA SYNTH holds the better App Store score, 4.9 against 4.2. Both are backed by a comparable volume of ratings — 5 and 22 respectively.

Retro Synth ships an update every 2 months, GORILLA SYNTH every 3 weeks. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Retro Synth | GORILLA SYNTH |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | [4.2 (5 ratings)](https://appshunter.io/ios/app/retro-synth-syntophone/id6754520378/reviews) | **[4.9 (22 ratings)](https://appshunter.io/ios/app/gorilla-synth/id6756503672/reviews)** |
| Number of ratings | 5 | **22** |
| Positive reviews | — | 87.5% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 14 MB | 4 MB |
| Requires iOS | 17.0 | **15.2** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kerem ERSU](https://appshunter.io/developer/1759709233) | [Steffen Mølgaard Larsen](https://appshunter.io/developer/1860980002) |

## What reviewers say

### 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 |


### GORILLA SYNTH

[App page](https://appshunter.io/ios/app/gorilla-synth/id6756503672)

This app offers a punchy, analog-style subtractive synthesizer for iOS, designed for fast sound design and expressive musical performance. It provides studio-quality sound with a clean interface, ideal for sketching ideas, producing tracks, or live playing.

**Highlights:** Dual oscillators with sub and noise, Classic ladder filter, Dual ADSR envelopes, Duophonic mode with glide, LFO modulation, Touch-optimized controls, AUv3 instrument support

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

**In-app purchases:** none


## Frequently asked questions

### Is Retro Synth free?

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

### Is GORILLA SYNTH free?

GORILLA SYNTH costs $4.99, with no in-app purchases.

### Which has better reviews, Retro Synth or GORILLA SYNTH?

GORILLA SYNTH is rated higher. Retro Synth averages 4.2 out of 5 from 5 ratings, while GORILLA SYNTH averages 4.9 from 22 ratings.

### Do Retro Synth or GORILLA SYNTH have ads?

Neither Retro Synth nor GORILLA SYNTH shows ads.

### Which is updated more often, Retro Synth or GORILLA SYNTH?

Retro Synth ships an update every 2 months, and GORILLA SYNTH every 3 weeks. Most recently, Retro Synth was updated on October 25, 2026 and GORILLA SYNTH on October 28, 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.*