# Retro Synth vs SUS4 DAW Help

The clearest difference is update cadence: SUS4 DAW Help at every 3 weeks against Retro Synth's every 2 months. On price, ads, in-app purchases 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 and SUS4 DAW Help sells 10 in-app purchases, starting at $4.39 per month. Whichever you choose, the download price is not the number that matters.

Retro Synth ships an update every 2 months, SUS4 DAW Help every 3 weeks. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Retro Synth | SUS4 DAW Help |
| --- | --- | --- |
| 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 | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 14 MB | 74 MB |
| Requires iOS | 17.0 | **16.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Kerem ERSU](https://appshunter.io/developer/1759709233) | [ThePaulSmith](https://appshunter.io/developer/319584506) |

## 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 |


### SUS4 DAW Help

[App page](https://appshunter.io/ios/app/sus4-daw-help-shortcuts/id6777230121)

**Features:** Family Sharing, Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SUS4 All-Access | $4.39 | per month |
| SUS4 All-Access | $5.99 | per month |
| SUS4 All-Access | $7.99 | per month |
| SUS4 All-Access Annual | $19.99 | per year |
| SUS4 All-Access Annual | $26.99 | per year |
| SUS4 All-Access Annual | $35.99 | per year |
| SUS4 All-Access Annual | $51.99 | per year |
| SUS4 DAW Help Lifetime | $54.99 | one-time |
| SUS4 DAW Help Lifetime | $71.99 | one-time |
| SUS4 DAW Help Lifetime | $103.99 | one-time |


## Frequently asked questions

### Is Retro Synth free?

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

### Is SUS4 DAW Help free?

SUS4 DAW Help is free to download, with in-app purchases available.

### Do Retro Synth or SUS4 DAW Help have ads?

Neither Retro Synth nor SUS4 DAW Help shows ads.

### Which is updated more often, Retro Synth or SUS4 DAW Help?

Retro Synth ships an update every 2 months, and SUS4 DAW Help every 3 weeks. Most recently, Retro Synth was updated on October 30, 2026 and SUS4 DAW Help on November 5, 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.*