# KQ MIDI Modulate vs VSep

The clearest difference is price: VSep at Free against KQ MIDI Modulate's $3.99. VSep also leads on update cadence (every 4 days vs every 3 weeks). KQ MIDI Modulate's advantage is in-app purchases (none vs 1). On rating, ratings volume, ads and device support there is nothing between them.

VSep is free to download; KQ MIDI Modulate costs $3.99 up front. VSep sells 1 one-off in-app purchase. KQ MIDI Modulate asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for KQ MIDI Modulate against 5.0 for VSep. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

KQ MIDI Modulate ships an update every 3 weeks, VSep every 4 days. The most recent releases landed on November 12, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | KQ MIDI Modulate | VSep |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/kq-midi-modulate/id6479354516/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/vsep/id6759715582/reviews) |
| Number of ratings | **4** | 2 |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 2 MB | 59 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ryouta Kira](https://appshunter.io/developer/862984358) | [哲 管](https://appshunter.io/developer/1880250954) |

## What reviewers say

### KQ MIDI Modulate

[App page](https://appshunter.io/ios/app/kq-midi-modulate/id6479354516)

This tool is designed for advanced MIDI users to manipulate and route MIDI signals. It offers extensive control over signal conversion, note triggering, and pad-based MIDI output, including AUv3 plugins. It does not produce sound on its own.

**Highlights:** MIDI signal conversion, 8x16 pad output, Free MIDI device routing, AUv3 plugins included, Note and control signal triggering, Customizable signal filtering

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

**In-app purchases:** none


### VSep

[App page](https://appshunter.io/ios/app/vsep/id6759715582)

This app uses AI to separate vocals from music, creating karaoke tracks or isolated vocal stems. Process audio locally on your device for privacy and convenience. Export results in high quality for various creative uses.

**Highlights:** AI vocal separation, Karaoke and acapella modes, On-device processing, High-quality results, Import from various sources, Export as WAV

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| VSep | $1.99 | one-time |


## Frequently asked questions

### Is KQ MIDI Modulate free?

KQ MIDI Modulate costs $3.99, with no in-app purchases.

### Is VSep free?

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

### Which has better reviews, KQ MIDI Modulate or VSep?

KQ MIDI Modulate and VSep are both rated 5.0 out of 5 on the App Store, from 4 and 2 ratings respectively.

### Do KQ MIDI Modulate or VSep have ads?

Neither KQ MIDI Modulate nor VSep shows ads.

### Which is updated more often, KQ MIDI Modulate or VSep?

KQ MIDI Modulate ships an update every 3 weeks, and VSep every 4 days. Most recently, KQ MIDI Modulate was updated on November 12, 2026 and VSep 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.*