# Synsys Soft vs Esper+

The clearest difference is rating: Esper+ at 5.0 against Synsys Soft's 3.0. Esper+ also leads on update cadence (every 3 weeks vs every 4 months). Synsys Soft's advantage is iOS requirement (15.0 vs 18.0). On price, ratings volume, 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.

Esper+ holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

Synsys Soft ships an update every 4 months, Esper+ every 3 weeks. The most recent releases landed on October 10, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Synsys Soft | Esper+ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/synsys-soft/id1568447406/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/esper-plus/id1597426532/reviews)** |
| Number of ratings | 2 | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 119 MB | 216 MB |
| Requires iOS | **15.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [Proteor](https://appshunter.io/developer/1061959922) | [ESPER INC](https://appshunter.io/developer/1597426534) |

## What reviewers say

### Synsys Soft

[App page](https://appshunter.io/ios/app/synsys-soft/id1568447406)

This application is designed for certified professionals to manage specific prostheses. It requires internet access and a compatible Apple device. Users must be registered on the e-Box Site to access its functionalities.

**Highlights:** Manage SYNSYS prostheses, Requires SYNSYS certification, Registered on e-Box Site, Internet connection required, Compatible with iPhone and iPad

**In-app purchases:** none


### Esper+

[App page](https://appshunter.io/ios/app/esper-plus/id1597426532)

This app facilitates the setup and control of a bionic prosthetic hand. It allows users to connect to their device, utilize pre-defined grips, and create custom ones. Users can also adjust control settings, sensor sensitivity, and monitor battery status.

**Highlights:** Connect to Esper Hand, Use pre-defined grips, Create custom grips, Customize grip order, Adjust control settings, Adjust sensor sensitivity, Track battery status

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

**In-app purchases:** none


## Frequently asked questions

### Is Synsys Soft free?

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

### Is Esper+ free?

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

### Which has better reviews, Synsys Soft or Esper+?

Esper+ is rated higher. Synsys Soft averages 3.0 out of 5 from 2 ratings, while Esper+ averages 5.0 from 4 ratings.

### Do Synsys Soft or Esper+ have ads?

Neither Synsys Soft nor Esper+ shows ads.

### Which is updated more often, Synsys Soft or Esper+?

Synsys Soft ships an update every 4 months, and Esper+ every 3 weeks. Most recently, Synsys Soft was updated on October 10, 2026 and Esper+ on October 11, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*