# ZAGG Keyboard vs SharpKnife Pro

The clearest difference is price: ZAGG Keyboard at Free against SharpKnife Pro's $0.99. ZAGG Keyboard also leads on device support (4 vs 2) and iOS requirement (14.0 vs 17.5). SharpKnife Pro's advantage is update cadence (daily vs every 5 weeks). On ads and in-app purchases there is nothing between them.

ZAGG Keyboard is free to download; SharpKnife Pro costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ZAGG Keyboard ships an update every 5 weeks, SharpKnife Pro daily. The most recent releases landed on July 14, 2026 and December 18, 2025 respectively.

## The numbers

| Metric | ZAGG Keyboard | SharpKnife Pro |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[1.9 (40 ratings)](https://appshunter.io/ios/app/zagg-keyboard/id1566691826/reviews)** | — |
| Number of ratings | **40** | — |
| Positive reviews | 22.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Daily** |
| Monetization | Free | — |
| Size | 5 MB | 6 MB |
| Requires iOS | **14.0** | 17.5 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [成 林](https://appshunter.io/developer/575468626) | [ANNULET CONSULTING, LLC](https://appshunter.io/developer/1757762049) |

## 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


### SharpKnife Pro

[App page](https://appshunter.io/ios/app/sharpknife-pro/id6550906595)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ZAGG Keyboard free?

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

### Is SharpKnife Pro free?

SharpKnife Pro costs $0.99, with no in-app purchases.

### Do ZAGG Keyboard or SharpKnife Pro have ads?

Neither ZAGG Keyboard nor SharpKnife Pro shows ads.

### Which is updated more often, ZAGG Keyboard or SharpKnife Pro?

ZAGG Keyboard ships an update every 5 weeks, and SharpKnife Pro daily. Most recently, ZAGG Keyboard was updated on July 14, 2026 and SharpKnife Pro on December 18, 2025.

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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.*