# Mechanical Keyboard App－FunKey vs Smart Printer－PDF Scanner

The clearest difference is price: Smart Printer－PDF Scanner at Free against Mechanical Keyboard App－FunKey's $4.99. Smart Printer－PDF Scanner also leads on iOS requirement (15.0 vs 17.0). Mechanical Keyboard App－FunKey's advantage is in-app purchases (none vs 2) and update cadence (every 4 days vs every 2 weeks). On ads and device support there is nothing between them.

Smart Printer－PDF Scanner is free to download; Mechanical Keyboard App－FunKey costs $4.99 up front. Smart Printer－PDF Scanner sells 2 in-app purchases, starting at $4.99 per month. Mechanical Keyboard App－FunKey asks for nothing beyond the download.

Mechanical Keyboard App－FunKey ships an update every 4 days, Smart Printer－PDF Scanner every 2 weeks. The most recent releases landed on October 15, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Mechanical Keyboard App－FunKey | Smart Printer－PDF Scanner |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| Positive reviews | 76.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 2 weeks |
| Monetization | Paid | — |
| Size | 45 MB | 9 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, Mac | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Digital Hole Pvt. Ltd.](https://appshunter.io/developer/917701060) | [Ravi chandran M](https://appshunter.io/developer/1756258598) |

## What reviewers say

### Mechanical Keyboard App－FunKey

[App page](https://appshunter.io/ios/app/mechanical-keyboard-appfunkey/id6469420677)

Enhance your typing with realistic mechanical keyboard sounds and haptic feedback. Choose from over 25 premium sound profiles for a more satisfying typing experience on your iPhone.

**Highlights:** Custom iOS keyboard extension, Realistic mechanical keyboard sounds, Synchronized haptic feedback, Adjustable sound volume, 25+ unique sound profiles, On-device privacy

**Features:** Vision Pro support

**In-app purchases:** none


### Smart Printer－PDF Scanner

[App page](https://appshunter.io/ios/app/smart-printerpdf-scanner/id6736524560)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly plan | $4.99 | per month |
| Annual Plan | $14.99 | per year |


## Frequently asked questions

### Is Mechanical Keyboard App－FunKey free?

Mechanical Keyboard App－FunKey costs $4.99, with no in-app purchases.

### Is Smart Printer－PDF Scanner free?

Smart Printer－PDF Scanner is free to download, with in-app purchases available.

### Do Mechanical Keyboard App－FunKey or Smart Printer－PDF Scanner have ads?

Neither Mechanical Keyboard App－FunKey nor Smart Printer－PDF Scanner shows ads.

### Which is updated more often, Mechanical Keyboard App－FunKey or Smart Printer－PDF Scanner?

Mechanical Keyboard App－FunKey ships an update every 4 days, and Smart Printer－PDF Scanner every 2 weeks. Most recently, Mechanical Keyboard App－FunKey was updated on October 15, 2026 and Smart Printer－PDF Scanner on October 6, 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.*