# 76477 Complex Sound Synth vs Digi1616

The clearest difference is price: Digi1616 at Free against 76477 Complex Sound Synth's $2.99. Digi1616 also leads on update cadence (every 2 weeks vs every 3 months) and iOS requirement (9.0 vs 12.0). On ads, in-app purchases and device support there is nothing between them.

Digi1616 is free to download; 76477 Complex Sound Synth costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

76477 Complex Sound Synth ships an update every 3 months, Digi1616 every 2 weeks. The most recent releases landed on October 23, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | 76477 Complex Sound Synth | Digi1616 |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | **[3.9 (9 ratings)](https://appshunter.io/ios/app/76477-complex-sound-synth/id837866239/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | Paid | — |
| Size | 4 MB | 17 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Black Cat Systems](https://appshunter.io/developer/301047032) | [风光 王](https://appshunter.io/developer/1252869030) |

## What reviewers say

### 76477 Complex Sound Synth

[App page](https://appshunter.io/ios/app/76477-complex-sound-synth/id837866239)

Create complex sound effects and music with a powerful synthesizer inspired by vintage hardware. Offers extensive modulation, noise generation, and customizable envelopes. Easily share your creations and control it with MIDI devices.

**Highlights:** Three oscillators with multiple wave types, Modulation capabilities for oscillators, Adjustable noise generator with filter, Configurable ADSR envelope, Unlimited sound effect generator boards, MIDI input support, Export/import sound effect boards

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

**In-app purchases:** none


### Digi1616

[App page](https://appshunter.io/ios/app/digi1616/id1305647297)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 76477 Complex Sound Synth free?

76477 Complex Sound Synth costs $2.99, with no in-app purchases.

### Is Digi1616 free?

Digi1616 is free to download, with no in-app purchases.

### Do 76477 Complex Sound Synth or Digi1616 have ads?

Neither 76477 Complex Sound Synth nor Digi1616 shows ads.

### Which is updated more often, 76477 Complex Sound Synth or Digi1616?

76477 Complex Sound Synth ships an update every 3 months, and Digi1616 every 2 weeks. Most recently, 76477 Complex Sound Synth was updated on October 23, 2026 and Digi1616 on October 4, 2026.

---

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