# Retro Synth vs PocketStrum

The clearest difference is price: Retro Synth at Free against PocketStrum's $9.99. PocketStrum's advantage is in-app purchases (none vs 3). On ads, device support and iOS requirement there is nothing between them.

Retro Synth is free to download; PocketStrum costs $9.99 up front. Retro Synth sells 3 in-app purchases, starting at $3.99 per month. PocketStrum asks for nothing beyond the download.

## The numbers

| Metric | Retro Synth | PocketStrum |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | **[4.2 (5 ratings)](https://appshunter.io/ios/app/retro-synth-syntophone/id6754520378/reviews)** | — |
| Number of ratings | **5** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 1 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | +4 |
| Developer | [Kerem ERSU](https://appshunter.io/developer/1759709233) | [Tony McMahon](https://appshunter.io/developer/870115343) |

## 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 |


### PocketStrum

[App page](https://appshunter.io/ios/app/pocketstrum/id6792275486)

**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 PocketStrum free?

PocketStrum costs $9.99, with no in-app purchases.

### Do Retro Synth or PocketStrum have ads?

Neither Retro Synth nor PocketStrum 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.*