# SWAM Violin vs Smart Scale Controller Pro

The clearest difference is price: SWAM Violin at $29.99 against Smart Scale Controller Pro's $99.99. SWAM Violin also leads on rating (4.1 vs 3.4) and in-app purchases (none vs 3). Smart Scale Controller Pro's advantage is update cadence (every 3 weeks vs every 2 months). On ratings volume, ads, monetization model and device support there is nothing between them.

SWAM Violin costs $29.99 and Smart Scale Controller Pro $99.99 up front. Smart Scale Controller Pro sells 3 one-off in-app purchases. SWAM Violin asks for nothing beyond the download.

SWAM Violin holds the better App Store score, 4.1 against 3.4. Both are backed by a comparable volume of ratings — 14 and 9 respectively. Written reviews point the same way: 75% of SWAM Violin's written reviews are positive against 50% of Smart Scale Controller Pro's.

SWAM Violin ships an update every 2 months, Smart Scale Controller Pro every 3 weeks. The most recent releases landed on October 6, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | SWAM Violin | Smart Scale Controller Pro |
| --- | --- | --- |
| Price | **$29.99** | $99.99 |
| Rating | **[4.1 (14 ratings)](https://appshunter.io/ios/app/swam-violin/id1458132239/reviews)** | [3.4 (9 ratings)](https://appshunter.io/ios/app/smart-scale-controller-pro/id1519381658/reviews) |
| Number of ratings | **14** | 9 |
| Positive reviews | **75.0% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Best chart rank | **#172** | — |
| Size | 103 MB | 97 MB |
| Requires iOS | **15.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Audio Modeling](https://appshunter.io/developer/1326331126) | [9390-0801 Quebec inc](https://appshunter.io/developer/1517759983) |

## What reviewers say

### SWAM Violin

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

**Currently charting:** #172 Top Paid · Music (US App Store)

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


### Smart Scale Controller Pro

[App page](https://appshunter.io/ios/app/smart-scale-controller-pro/id1519381658)

Control keyboard scale and tuning in real-time. Offers seamless control over musical parameters for musicians, unlocking new creative possibilities. Perfect for live performances or studio sessions.

**Highlights:** Real-time scale tuning, Transpose, Pitch bend, Preset management, Bank select, OTG and BLE connectivity

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Virtual MIDI Devices | $4.99 | one-time |
| Unlimited Preset Banks | $4.99 | one-time |
| Plugin Mode — AUv3 Instruments | $30.00 | one-time |


## Frequently asked questions

### Is SWAM Violin free?

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

### Is Smart Scale Controller Pro free?

Smart Scale Controller Pro costs $99.99, and also offers in-app purchases.

### Which has better reviews, SWAM Violin or Smart Scale Controller Pro?

SWAM Violin is rated higher. SWAM Violin averages 4.1 out of 5 from 14 ratings, while Smart Scale Controller Pro averages 3.4 from 9 ratings.

### Do SWAM Violin or Smart Scale Controller Pro have ads?

Neither SWAM Violin nor Smart Scale Controller Pro shows ads.

### Which is updated more often, SWAM Violin or Smart Scale Controller Pro?

SWAM Violin ships an update every 2 months, and Smart Scale Controller Pro every 3 weeks. Most recently, SWAM Violin was updated on October 6, 2026 and Smart Scale Controller Pro on October 14, 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.*