# Unicode Pad Pro with keyboards vs Chemistry Keyboard

The clearest difference is price: Chemistry Keyboard at $1.99 against Unicode Pad Pro with keyboards's $6.99. Unicode Pad Pro with keyboards's advantage is ratings volume (200 vs 17) and iOS requirement (13 vs 15.0). On rating, review sentiment, update cadence and ads there is nothing between them.

Unicode Pad Pro with keyboards costs $6.99 and Chemistry Keyboard $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 4.5 for Unicode Pad Pro with keyboards against 4.6 for Chemistry Keyboard. That said, the two scores are not equally well evidenced: Unicode Pad Pro with keyboards has 200 ratings behind it against 17, so its average is the more settled of the two. Written reviews are what separate them: 81% of Unicode Pad Pro with keyboards's written reviews are positive against 88% of Chemistry Keyboard's.

Unicode Pad Pro with keyboards ships an update every 4 months, Chemistry Keyboard every 6 months. Both last shipped on November 1, 2026.

## The numbers

| Metric | Unicode Pad Pro with keyboards | Chemistry Keyboard |
| --- | --- | --- |
| Price | $6.99 | **$1.99** |
| Rating | [4.5 (200 ratings)](https://appshunter.io/ios/app/unicode-pad-pro-with-keyboards/id744321889/reviews) | **[4.6 (17 ratings)](https://appshunter.io/ios/app/chemistry-keyboard/id914964478/reviews)** |
| Number of ratings | **200** | 17 |
| Positive reviews | 81.0% of reviews | **87.5% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 6 months |
| Monetization | Paid | Paid |
| Size | 259 MB | 9 MB |
| Requires iOS | **13** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ziga Kranjec](https://appshunter.io/developer/368394743) | [Generally Helpful Software](https://appshunter.io/developer/286015711) |

## What reviewers say

### Unicode Pad Pro with keyboards

[App page](https://appshunter.io/ios/app/unicode-pad-pro-with-keyboards/id744321889)

Access and use over 155,000 Unicode characters with this comprehensive character map app. It features customizable keyboards for any iOS app, bundled and importable fonts, and detailed character information. Seamlessly copy, search, and organize characters for diverse writing needs.

**Highlights:** Access 155,000+ Unicode characters, Customizable keyboards for any iOS app, Install and import custom fonts, Detailed character information and search, Copy characters to clipboard, Notepad for frequently used characters, Drag and drop support

**Features:** Vision Pro support

**In-app purchases:** none


### Chemistry Keyboard

[App page](https://appshunter.io/ios/app/chemistry-keyboard/id914964478)

Easily input chemical formulas with specialized superscript, subscript, and arrow characters. Access lowercase Greek letters and other chemistry-related Unicode symbols. This keyboard extension works offline and includes a demo for viewing Wikipedia data.

**Highlights:** Superscript characters, Subscript characters, Arrow glyphs, Lowercase Greek characters, Chemistry Unicode characters, Offline functionality, Wikipedia data lookup demo

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Unicode Pad Pro with keyboards free?

Unicode Pad Pro with keyboards costs $6.99, with no in-app purchases.

### Is Chemistry Keyboard free?

Chemistry Keyboard costs $1.99, with no in-app purchases.

### Which has better reviews, Unicode Pad Pro with keyboards or Chemistry Keyboard?

Chemistry Keyboard is rated higher. Unicode Pad Pro with keyboards averages 4.5 out of 5 from 200 ratings, while Chemistry Keyboard averages 4.6 from 17 ratings.

### Do Unicode Pad Pro with keyboards or Chemistry Keyboard have ads?

Neither Unicode Pad Pro with keyboards nor Chemistry Keyboard shows ads.

### Which is updated more often, Unicode Pad Pro with keyboards or Chemistry Keyboard?

Unicode Pad Pro with keyboards ships an update every 4 months, and Chemistry Keyboard every 6 months. Most recently, Unicode Pad Pro with keyboards was updated on November 1, 2026 and Chemistry Keyboard on November 1, 2026.

---

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