# Xkey Plus vs SWAM Flute

The clearest difference is price: Xkey Plus at Free against SWAM Flute's $29.99. Xkey Plus also leads on ratings volume (13 vs 4) and iOS requirement (9.3 vs 15.0). SWAM Flute's advantage is rating (4.0 vs 2.9) and review sentiment (67% vs 36%). On ads and in-app purchases there is nothing between them.

Xkey Plus is free to download; SWAM Flute costs $29.99 up front. Neither carries in-app purchases, so what you see is what you pay.

SWAM Flute holds the better App Store score, 4.0 against 2.9. Both are backed by a comparable volume of ratings — 13 and 4 respectively. Written reviews point the same way: 36% of Xkey Plus's written reviews are positive against 67% of SWAM Flute's.

Xkey Plus ships an update every 3 months, SWAM Flute every 5 weeks. The most recent releases landed on November 1, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | Xkey Plus | SWAM Flute |
| --- | --- | --- |
| Price | **Free** | $29.99 |
| Rating | [2.9 (13 ratings)](https://appshunter.io/ios/app/xkey-plus/id698087460/reviews) | **[4.0 (4 ratings)](https://appshunter.io/ios/app/swam-flute/id1458128318/reviews)** |
| Number of ratings | **13** | 4 |
| Positive reviews | 35.7% of reviews | **66.7% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#190** |
| Size | 9 MB | 103 MB |
| Requires iOS | **9.3** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ESI Audiotechnik GmbH](https://appshunter.io/developer/1627424644) | [Audio Modeling](https://appshunter.io/developer/1326331126) |

## What reviewers say

### Xkey Plus

[App page](https://appshunter.io/ios/app/xkey-plus/id698087460)

This app enhances the functionality of ESI Xkey musical keyboards on mobile devices. It allows users to update firmware, customize velocity curves, and configure key sensitivity and timings for an advanced user experience.

**Highlights:** Check for new Xkey firmware, Velocity curves editor, Configure Xkey sensitivity & timings, Access all Xkey parameters, Configure key & button assignments, Access Xkey documentation & support

**Features:** macOS Compatibility

**In-app purchases:** none


### SWAM Flute

[App page](https://appshunter.io/ios/app/swam-flute/id1458128318)

**Currently charting:** #190 Top Paid · Music (US App Store)

This app offers a highly realistic and expressive virtual flute experience for musicians. It utilizes physical modeling technology to dynamically generate sound, responding to subtle playing nuances. Features include a room simulator, EQ, compressor, and extensive MIDI control options.

**Highlights:** Physical modeling sound generation, Room simulator 'Ambiente', Standalone and AUv3 plugin support, MPE and MIDI controller compatibility, Customizable sound parameters, Built-in EQ and compressor effects

**In-app purchases:** none


## Frequently asked questions

### Is Xkey Plus free?

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

### Is SWAM Flute free?

SWAM Flute costs $29.99, with no in-app purchases.

### Which has better reviews, Xkey Plus or SWAM Flute?

SWAM Flute is rated higher. Xkey Plus averages 2.9 out of 5 from 13 ratings, while SWAM Flute averages 4.0 from 4 ratings.

### Do Xkey Plus or SWAM Flute have ads?

Neither Xkey Plus nor SWAM Flute shows ads.

### Which is updated more often, Xkey Plus or SWAM Flute?

Xkey Plus ships an update every 3 months, and SWAM Flute every 5 weeks. Most recently, Xkey Plus was updated on November 1, 2026 and SWAM Flute on November 6, 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.*