# Midiflow vs SWAM Violin

The clearest difference is price: Midiflow at $7.99 against SWAM Violin's $29.99. Midiflow also leads on iOS requirement (9.0 vs 15.0). SWAM Violin's advantage is in-app purchases (none vs 3) and review sentiment (75% vs 59%). On rating, ratings volume, update cadence and ads there is nothing between them.

Midiflow costs $7.99 and SWAM Violin $29.99 up front. Midiflow sells 3 one-off in-app purchases. SWAM Violin asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.0 for Midiflow against 4.1 for SWAM Violin. Both are backed by a comparable volume of ratings — 39 and 14 respectively. Written reviews are what separate them: 59% of Midiflow's written reviews are positive against 75% of SWAM Violin's.

Midiflow ships an update every 5 weeks, SWAM Violin every 2 months. The most recent releases landed on September 21, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Midiflow | SWAM Violin |
| --- | --- | --- |
| Price | **$7.99** | $29.99 |
| Rating | [4.0 (39 ratings)](https://appshunter.io/ios/app/midiflow/id879915554/reviews) | **[4.1 (14 ratings)](https://appshunter.io/ios/app/swam-violin/id1458132239/reviews)** |
| Number of ratings | **39** | 14 |
| Positive reviews | 58.8% of reviews | **75.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 4 MB | 103 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Johannes Doerr](https://appshunter.io/developer/622204117) | [Audio Modeling](https://appshunter.io/developer/1326331126) |

## What reviewers say

### Midiflow

[App page](https://appshunter.io/ios/app/midiflow/id879915554)

This app enables seamless MIDI data transfer between different applications on your device. It allows for app synchronization, routing MIDI from sequencers to synths, and assigning keyboard zones. Users can save and recall configurations, and monitor MIDI activity.

**Highlights:** App-to-app MIDI routing, MIDI clock synchronization, Channel filtering and remapping, Note and velocity manipulation, Custom virtual MIDI ports, Preset saving and recall, Controller filtering and remapping (in-app purchase)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Send Controller On Load | $1.99 | one-time |
| Controller Conditions | $2.99 | one-time |
| Controller Remapping | $3.99 | one-time |

**What reviewers like**

- 👍 Comprehensive MIDI routing
- 💡 Flexible MIDI manipulation
- 🚀 Powerful functionality
- ✨ Intuitive interface (for some)
- ✅ Works in background

**What reviewers complain about**

- 🐛 Frequent crashes
- 🐛 App doesn't open
- 🐛 App closes immediately
- 🐛 Bugs and quirks
- 🐛 Unreliable for live use

**Reported bugs**

- Frequent crashes while editing CC map
- Mapped CCs dropped during performance
- App does not open on iOS 10
- Layout issues on iPhone 11 (no 'Done' button)
- App stops working, opens for 2 seconds then closes

**Requested features**

- AUv3 plugin version
- Mass sharing of songs
- Dark mode
- Ability to map multiple notes from one key press
- Individual transpose for split zones


### SWAM Violin

[App page](https://appshunter.io/ios/app/swam-violin/id1458132239)

This virtual instrument uses physical modeling to generate realistic string performances in real-time, responding dynamically to your playing style. It offers advanced spatial control with a room simulator and can be used standalone or as an AUv3 plugin. Designed for expressive control and inclusivity, it's suitable for various musical styles and users.

**Highlights:** Physical modeling sound generation, Real-time expressive control, Room Simulator 'Ambiente', Standalone and AUv3 plugin support, Intuitive, inclusive interface, Customizable sound and micro-tuning

**In-app purchases:** none


## Frequently asked questions

### Is Midiflow free?

Midiflow costs $7.99, and also offers in-app purchases.

### Is SWAM Violin free?

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

### Which has better reviews, Midiflow or SWAM Violin?

SWAM Violin is rated higher. Midiflow averages 4.0 out of 5 from 39 ratings, while SWAM Violin averages 4.1 from 14 ratings.

### Do Midiflow or SWAM Violin have ads?

Neither Midiflow nor SWAM Violin shows ads.

### Which is updated more often, Midiflow or SWAM Violin?

Midiflow ships an update every 5 weeks, and SWAM Violin every 2 months. Most recently, Midiflow was updated on September 21, 2026 and SWAM Violin on September 19, 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.*