# ZAGG Keyboard vs Sorenson Express

The clearest difference is rating: Sorenson Express at 4.7 against ZAGG Keyboard's 1.9. ZAGG Keyboard's advantage is device support (4 vs 2) and iOS requirement (14.0 vs 18). On price, ratings volume, update cadence and ads there is nothing between them.

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

Sorenson Express holds the better App Store score, 4.7 against 1.9. Both are backed by a comparable volume of ratings — 42 and 19 respectively.

ZAGG Keyboard ships an update every 5 weeks, Sorenson Express every 2 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | ZAGG Keyboard | Sorenson Express |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.9 (42 ratings)](https://appshunter.io/ios/app/zagg-keyboard/id1566691826/reviews) | **[4.7 (19 ratings)](https://appshunter.io/ios/app/sorenson-express/id1671284329/reviews)** |
| Number of ratings | **42** | 19 |
| Positive reviews | 22.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 2 months |
| Monetization | Free | Free |
| Size | 5 MB | 56 MB |
| Requires iOS | **14.0** | 18 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [成 林](https://appshunter.io/developer/575468626) | [Sorenson Communications, Inc.](https://appshunter.io/developer/358815148) |

## What reviewers say

### ZAGG Keyboard

[App page](https://appshunter.io/ios/app/zagg-keyboard/id1566691826)

This application updates the firmware for Bluetooth keyboards paired with Apple devices. It automatically checks if an update is available and performs the necessary firmware maintenance.

**Highlights:** Bluetooth keyboard firmware updates, Automatic update detection, Maintains keyboard performance, Compatible with Apple devices

**In-app purchases:** none


### Sorenson Express

[App page](https://appshunter.io/ios/app/sorenson-express/id1671284329)

This app provides on-demand ASL video remote interpreting for Deaf customers and employees. It ensures equitable and inclusive communication access in various settings, from customer service to the workplace, facilitating seamless interactions.

**Highlights:** On-demand ASL video remote interpreting, Face-to-face interpreting within moments, Inclusive communication for Deaf customers and employees, Facilitates diversity in hiring and employee support, ASL-English and ASL-Spanish interpretation available, Convenient and hassle-free access

**In-app purchases:** none


## Frequently asked questions

### Is ZAGG Keyboard free?

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

### Is Sorenson Express free?

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

### Which has better reviews, ZAGG Keyboard or Sorenson Express?

Sorenson Express is rated higher. ZAGG Keyboard averages 1.9 out of 5 from 42 ratings, while Sorenson Express averages 4.7 from 19 ratings.

### Do ZAGG Keyboard or Sorenson Express have ads?

Neither ZAGG Keyboard nor Sorenson Express shows ads.

### Which is updated more often, ZAGG Keyboard or Sorenson Express?

ZAGG Keyboard ships an update every 5 weeks, and Sorenson Express every 2 months. Most recently, ZAGG Keyboard was updated on November 3, 2026 and Sorenson Express on November 5, 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.*