# pdf转换器 vs PDF Tools

The clearest difference is ads: pdf转换器 at none against PDF Tools's shown. pdf转换器 also leads on iOS requirement (12.0 vs 16.6). PDF Tools's advantage is update cadence (every 4 days vs every 4 weeks). On price, in-app purchases and device support there is nothing between them.

Both are free to download. pdf转换器 sells 2 in-app purchases, starting at $4.99 per 7 days and PDF Tools sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

pdf转换器 ships an update every 4 weeks, PDF Tools every 4 days. The most recent releases landed on October 8, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | pdf转换器 | PDF Tools |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 weeks | **Every 4 days** |
| Size | 20 MB | 46 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [文 罗](https://appshunter.io/developer/1709424450) | [少泽 梁](https://appshunter.io/developer/897112791) |

## What reviewers say

### pdf转换器

[App page](https://appshunter.io/ios/app/pdf/id6472162112)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员 | $4.99 | per 7 days |
| 月会员 | $12.99 | per month |


### PDF Tools

[App page](https://appshunter.io/ios/app/pdf-tools-split-merge-comp/id6787011787)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Month VIP | $2.99 | per month |
| One-year membership | $4.99 | per year |
| Permanent VIP | $12.99 | one-time |


## Frequently asked questions

### Is pdf转换器 free?

pdf转换器 is free to download, with in-app purchases available.

### Is PDF Tools free?

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

### Do pdf转换器 or PDF Tools have ads?

PDF Tools shows ads; pdf转换器 does not.

### Which is updated more often, pdf转换器 or PDF Tools?

pdf转换器 ships an update every 4 weeks, and PDF Tools every 4 days. Most recently, pdf转换器 was updated on October 8, 2026 and PDF Tools on September 30, 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.*