# Harmonix vs Eternal Flow Dub

The clearest difference is price: Eternal Flow Dub at $4.99 against Harmonix's $14.99. Eternal Flow Dub also leads on device support (3 vs 1) and iOS requirement (10.2 vs 12.0). Harmonix's advantage is update cadence (every 2 weeks vs every 3 months). On rating, review sentiment, ratings volume and ads there is nothing between them.

Harmonix costs $14.99 and Eternal Flow Dub $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Harmonix against 5.0 for Eternal Flow Dub. Both are backed by a comparable volume of ratings — 5 and 5 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Harmonix ships an update every 2 weeks, Eternal Flow Dub every 3 months. The most recent releases landed on June 1, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Harmonix | Eternal Flow Dub |
| --- | --- | --- |
| Price | $14.99 | **$4.99** |
| Rating | [5.0 (5 ratings)](https://appshunter.io/ios/app/harmonix/id1444665934/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/eternal-flow-dub/id1476194210/reviews) |
| Number of ratings | 5 | 5 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 months |
| Monetization | Paid | Paid |
| Size | 13 MB | 74 MB |
| Requires iOS | 12.0 | **10.2** |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Marcos Kohler](https://appshunter.io/developer/1024379665) | [Petr Serkin](https://appshunter.io/developer/1476194209) |

## What reviewers say

### Harmonix

[App page](https://appshunter.io/ios/app/harmonix/id1444665934)

This app provides an intelligent controller for the Elektron Digitone FM Synth, offering features like sound type programming, parameter randomization, and pattern generation. It allows for manual or queued pattern launching and includes customizable keyboard filters for note selection and parameter control.

**Highlights:** Intelligent Sound Types, Parameter Randomize/Morph/Reset, Sound Design Functions & Macros, Mixer Control, Intelligent Pattern Generation, Customizable Keyboard Filters

**In-app purchases:** none


### Eternal Flow Dub

[App page](https://appshunter.io/ios/app/eternal-flow-dub/id1476194210)

This app generates endless dub techno music directly on your device. Enjoy a unique "live" mix experience that works offline, with features to control track changes, loop freezing, and instrument muting.

**Highlights:** Endless dub techno music generation, Offline playback, Automatic track changes, Loop freezing, Instrument muting, Track delay

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Harmonix free?

Harmonix costs $14.99, with no in-app purchases.

### Is Eternal Flow Dub free?

Eternal Flow Dub costs $4.99, with no in-app purchases.

### Which has better reviews, Harmonix or Eternal Flow Dub?

Harmonix and Eternal Flow Dub are both rated 5.0 out of 5 on the App Store, from 5 and 5 ratings respectively.

### Do Harmonix or Eternal Flow Dub have ads?

Neither Harmonix nor Eternal Flow Dub shows ads.

### Which is updated more often, Harmonix or Eternal Flow Dub?

Harmonix ships an update every 2 weeks, and Eternal Flow Dub every 3 months. Most recently, Harmonix was updated on June 1, 2026 and Eternal Flow Dub on September 10, 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.*