# PDF Converter vs Send Documents Fax

PDF Converter and Send Documents Fax are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. PDF Converter sells 2 in-app purchases, starting at $4.99 per 7 days and Send Documents Fax sells 4 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.

PDF Converter ships an update every 5 days, Send Documents Fax weekly. The most recent releases landed on September 17, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | PDF Converter | Send Documents Fax |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Weekly |
| Size | 7 MB | 54 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [云超 彭](https://appshunter.io/developer/1782912740) | [Cheese Quake LLC](https://appshunter.io/developer/1675750976) |

## What reviewers say

### PDF Converter

[App page](https://appshunter.io/ios/app/pdf-converter-editor-viewer/id6739932293)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PDF Converter Weekly Members | $4.99 | per 7 days |
| PDF Converter Weekly Members | $29.99 | per year |


### Send Documents Fax

[App page](https://appshunter.io/ios/app/send-documents-fax-easy-plus/id6747401880)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly with trial | $6.99 | per month |
| Monthly | $6.99 | per month |
| Annual Subscription for Fax | $19.99 | per year |
| Annual with trial | $19.99 | per year |


## Frequently asked questions

### Is PDF Converter free?

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

### Is Send Documents Fax free?

Send Documents Fax is free to download, with in-app purchases available.

### Do PDF Converter or Send Documents Fax have ads?

Neither PDF Converter nor Send Documents Fax shows ads.

### Which is updated more often, PDF Converter or Send Documents Fax?

PDF Converter ships an update every 5 days, and Send Documents Fax weekly. Most recently, PDF Converter was updated on September 17, 2026 and Send Documents Fax on September 20, 2026.

---

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