# PDF Maker & Reader Pro vs 南極蝦鍵盤 | nothingIME

The clearest difference is in-app purchases: PDF Maker & Reader Pro at none against 南極蝦鍵盤 | nothingIME's 5. PDF Maker & Reader Pro also leads on price ($1.99 vs $4.99) and iOS requirement (10.3 vs 15.6). 南極蝦鍵盤 | nothingIME's advantage is update cadence (every 3 days vs every 3 weeks). On ads and device support there is nothing between them.

PDF Maker & Reader Pro costs $1.99 and 南極蝦鍵盤 | nothingIME $4.99 up front. 南極蝦鍵盤 | nothingIME sells 5 one-off in-app purchases. PDF Maker & Reader Pro asks for nothing beyond the download.

PDF Maker & Reader Pro ships an update every 3 weeks, 南極蝦鍵盤 | nothingIME every 3 days. The most recent releases landed on September 18, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | PDF Maker & Reader Pro | 南極蝦鍵盤 | nothingIME |
| --- | --- | --- |
| Price | **$1.99** | $4.99 |
| Rating | **[4.3 (12 ratings)](https://appshunter.io/ios/app/pdf-maker-and-reader-pro/id1344475663/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Paid | — |
| Size | 14 MB | 20 MB |
| Requires iOS | **10.3** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NAOAKI SEKIGUCHI](https://appshunter.io/developer/1146328819) | [YU HSIN CHENG](https://appshunter.io/developer/1826530165) |

## What reviewers say

### PDF Maker & Reader Pro

[App page](https://appshunter.io/ios/app/pdf-maker-and-reader-pro/id1344475663)

Create and edit PDF documents on your iPhone and iPad. Add text, photos, maps, and diagrams to new or existing PDFs. Easily share your creations via email or cloud storage.

**Highlights:** Create new PDF documents, Edit existing PDFs, Add text, photos, and maps, Input manually or with keyboard, Support for Apple Pencil, Share via email and cloud storage

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

**In-app purchases:** none


### 南極蝦鍵盤 | nothingIME

[App page](https://appshunter.io/ios/app/nothingime/id6748654605)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 鍵盤主題-白抹茶 | $0.99 | one-time |
| 鍵盤主題-湛藍極海 | $0.99 | one-time |
| 注音查碼 | $1.99 | one-time |
| 同音字查詢 | $1.99 | one-time |
| 九宮格數字鍵盤 | $1.99 | one-time |


## Frequently asked questions

### Is PDF Maker & Reader Pro free?

PDF Maker & Reader Pro costs $1.99, with no in-app purchases.

### Is 南極蝦鍵盤 | nothingIME free?

南極蝦鍵盤 | nothingIME costs $4.99, and also offers in-app purchases.

### Do PDF Maker & Reader Pro or 南極蝦鍵盤 | nothingIME have ads?

Neither PDF Maker & Reader Pro nor 南極蝦鍵盤 | nothingIME shows ads.

### Which is updated more often, PDF Maker & Reader Pro or 南極蝦鍵盤 | nothingIME?

PDF Maker & Reader Pro ships an update every 3 weeks, and 南極蝦鍵盤 | nothingIME every 3 days. Most recently, PDF Maker & Reader Pro was updated on September 18, 2026 and 南極蝦鍵盤 | nothingIME on September 9, 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.*