# SOLO viSo 2 vs Synsys

The clearest difference is device support: Synsys at 3 against SOLO viSo 2's 1. SOLO viSo 2's advantage is iOS requirement (12.2 vs 15.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 4 months. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | SOLO viSo 2 | Synsys |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (2 ratings)](https://appshunter.io/ios/app/synsys/id1568455886/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | Every 4 months |
| Monetization | — | Free |
| Size | 113 MB | 114 MB |
| Requires iOS | **12.2** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Taika3D Oy](https://appshunter.io/developer/1436462173) | [Proteor](https://appshunter.io/developer/1061959922) |

## What reviewers say

### SOLO viSo 2

[App page](https://appshunter.io/ios/app/solo-viso-2/id1556856460)

**Features:** macOS Compatibility

**In-app purchases:** none


### Synsys

[App page](https://appshunter.io/ios/app/synsys/id1568455886)

This app is designed exclusively for managing SYNSYS prostheses. Users require setup by a certified professional and internet access on a compatible Apple device. It facilitates user connections and details generated through the prosthesis.

**Highlights:** Manages SYNSYS prostheses, Requires certified professional setup, Internet access needed, Compatible with iPhone and iPad, Generates user connections and details

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SOLO viSo 2 free?

SOLO viSo 2 is free to download, with no in-app purchases.

### Is Synsys free?

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

### Do SOLO viSo 2 or Synsys have ads?

Neither SOLO viSo 2 nor Synsys shows ads.

### Which is updated more often, SOLO viSo 2 or Synsys?

SOLO viSo 2 ships an update every 4 months, and Synsys every 4 months. Most recently, SOLO viSo 2 was updated on October 17, 2026 and Synsys on October 24, 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.*