# Harmony Eight vs mKer

The clearest difference is update cadence: Harmony Eight at weekly against mKer's every 3 weeks. Harmony Eight also leads on review sentiment (75% vs 64%) and device support (3 vs 1). mKer's advantage is rating (4.5 vs 4.3). On ratings volume, ads, in-app purchases and monetization model there is nothing between them.

Harmony Eight costs $2.99 and mKer $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

mKer holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 11 and 22 respectively. Written reviews complicate that: 75% of Harmony Eight's written reviews are positive against 64% of mKer's, so the app with the better star average is not the one people write more warmly about.

Harmony Eight ships an update weekly, mKer every 3 weeks. The most recent releases landed on September 11, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Harmony Eight | mKer |
| --- | --- | --- |
| Price | **$2.99** | $3.99 |
| Rating | [4.3 (11 ratings)](https://appshunter.io/ios/app/harmony-eight/id1220061889/reviews) | **[4.5 (22 ratings)](https://appshunter.io/ios/app/mker/id1635296839/reviews)** |
| Number of ratings | 11 | **22** |
| Positive reviews | **75.0% of reviews** | 63.6% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Paid | Paid |
| Size | 17 MB | 57 MB |
| Requires iOS | **8.0** | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPad |
| Age rating | 4+ | 4+ |
| Developer | [Harry Gohs](https://appshunter.io/developer/382428644) | [Axart Labs OU](https://appshunter.io/developer/1814434331) |

## What reviewers say

### Harmony Eight

[App page](https://appshunter.io/ios/app/harmony-eight/id1220061889)

Create up to eight distinct pitch-shifted voices from your audio input. Position each voice in stereo space, alter their character from male to female, and apply individual feedback delays for intricate rhythms. Offers advanced audio processing including EQ, compression, and reverb.

**Highlights:** 8-voice pitch shifting with formant correction, Independent delay lines with sync, Spatial voice positioning, Vocal character modification, Parametric EQ, Compressor, Limiter, Noise Gate, Ensemble and Reverb effects, AUv3, Inter-app audio, Audiobus support

**Features:** Vision Pro support

**In-app purchases:** none


### mKer

[App page](https://appshunter.io/ios/app/mker/id1635296839)

A versatile MIDI step sequencer designed for music creation. It offers multiple outputs, extensive pattern and lane customization, and advanced step editing. Best used within an AUv3 host app for sound generation.

**Highlights:** 8 MIDI outputs, 64 Patterns with 16 Lanes each, Customizable Steps and Step Size per Lane, Advanced Step Parameters (Pitch, Velocity, Probability, etc.), Flexible Editor with Step Entry Keyboard, 32 Clips with Repeat Functionality, Performance Tab with Assignable Sliders and Morphing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Harmony Eight free?

Harmony Eight costs $2.99, with no in-app purchases.

### Is mKer free?

mKer costs $3.99, with no in-app purchases.

### Which has better reviews, Harmony Eight or mKer?

mKer is rated higher. Harmony Eight averages 4.3 out of 5 from 11 ratings, while mKer averages 4.5 from 22 ratings.

### Do Harmony Eight or mKer have ads?

Neither Harmony Eight nor mKer shows ads.

### Which is updated more often, Harmony Eight or mKer?

Harmony Eight ships an update weekly, and mKer every 3 weeks. Most recently, Harmony Eight was updated on September 11, 2026 and mKer on September 18, 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.*