# Retromulator vs Raw Byte Audio Machine

The clearest difference is review sentiment: Raw Byte Audio Machine at 100% against Retromulator's 50%. Raw Byte Audio Machine also leads on price ($0.99 vs $9.99). Retromulator's advantage is iOS requirement (15.0 vs 17.6). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

Retromulator costs $9.99 and Raw Byte Audio Machine $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Retromulator ships an update every 3 days, Raw Byte Audio Machine every 6 days. The most recent releases landed on September 20, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Retromulator | Raw Byte Audio Machine |
| --- | --- | --- |
| Price | $9.99 | **$0.99** |
| Rating | — | **[5.0 (4 ratings)](https://appshunter.io/ios/app/raw-byte-audio-machine/id6766166760/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | 50.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 days |
| Monetization | Paid | Paid |
| Size | 67 MB | 2 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [DiscoDSP LLC](https://appshunter.io/developer/1465262828) | [Callback Audio, LLC](https://appshunter.io/developer/1896220942) |

## What reviewers say

### Retromulator

[App page](https://appshunter.io/ios/app/retromulator/id6764767449)

This app recreates legendary vintage synthesizers, samplers, and keyboards through accurate emulation. It functions as a standalone application or an AUv3 plugin, offering classic electronic music hardware sounds on iOS devices.

**Highlights:** Cycle-accurate hardware emulation, AUv3 plugin support, Standalone app functionality, Full MIDI control, ROM firmware loading, Background audio support

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

**In-app purchases:** none


### Raw Byte Audio Machine

[App page](https://appshunter.io/ios/app/raw-byte-audio-machine/id6766166760)

This app generates complex musical patterns using a single sawtooth wave and a powerful expression engine. It supports binary and bitwise operations to create rhythms, harmonies, and melodies. Operates as a standalone app or an AUv3 instrument plugin.

**Highlights:** Sawtooth wave synthesis, Expression engine for sound design, Binary and bitwise operations, Rhythm, harmony, and melody generation, Standalone app, AUv3 instrument plugin

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Retromulator free?

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

### Is Raw Byte Audio Machine free?

Raw Byte Audio Machine costs $0.99, with no in-app purchases.

### Do Retromulator or Raw Byte Audio Machine have ads?

Neither Retromulator nor Raw Byte Audio Machine shows ads.

### Which is updated more often, Retromulator or Raw Byte Audio Machine?

Retromulator ships an update every 3 days, and Raw Byte Audio Machine every 6 days. Most recently, Retromulator was updated on September 20, 2026 and Raw Byte Audio Machine on September 23, 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.*