# 快碼輸入法 vs PDF Factory Plus

The clearest difference is update cadence: 快碼輸入法 at every 6 months against PDF Factory Plus's every 26 months. 快碼輸入法 also leads on iOS requirement (12.0 vs 15.6). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. 快碼輸入法 sells 2 one-off in-app purchases and PDF Factory Plus sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

快碼輸入法 ships an update every 6 months, PDF Factory Plus every 26 months. The most recent releases landed on September 28, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | 快碼輸入法 | PDF Factory Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (10 ratings)](https://appshunter.io/ios/app/pdf-factory-plus/id1663406658/reviews)** |
| Number of ratings | — | **10** |
| Positive reviews | **27.3% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 26 months |
| Monetization | — | Free with in-app purchases |
| Size | 6 MB | 61 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Q9 Technology Company Limit](https://appshunter.io/developer/304872811) | [路 张](https://appshunter.io/developer/562716999) |

## What reviewers say

### 快碼輸入法

[App page](https://appshunter.io/ios/app/id1456724476)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 功能：聯想字 | Free | one-time |
| 快碼 iOS 2年版 | $22.99 | one-time |


### PDF Factory Plus

[App page](https://appshunter.io/ios/app/pdf-factory-plus/id1663406658)

This app offers a comprehensive suite of local PDF processing tools, ensuring your files remain secure and private. It provides intuitive features for editing, converting, merging, and protecting PDF documents without requiring an internet connection or account creation.

**Highlights:** Local PDF processing for enhanced security, Password protection and decryption, Page deletion and extraction, Merge multiple PDFs, Image and XPS to PDF conversion, PDF repair and linearization, PDF to scanned file conversion

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Factory Plus | Free | one-time |


## Frequently asked questions

### Is 快碼輸入法 free?

快碼輸入法 is free to download, with in-app purchases available.

### Is PDF Factory Plus free?

PDF Factory Plus is free to download, with in-app purchases available.

### Do 快碼輸入法 or PDF Factory Plus have ads?

Neither 快碼輸入法 nor PDF Factory Plus shows ads.

### Which is updated more often, 快碼輸入法 or PDF Factory Plus?

快碼輸入法 ships an update every 6 months, and PDF Factory Plus every 26 months. Most recently, 快碼輸入法 was updated on September 28, 2026 and PDF Factory Plus on October 2, 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.*