# CoParnt vs PDFOne

The clearest difference is price: CoParnt at Free against PDFOne's $2.99. PDFOne's advantage is in-app purchases (none vs 1). On update cadence, ads, device support and iOS requirement there is nothing between them.

CoParnt is free to download; PDFOne costs $2.99 up front. CoParnt sells 1 in-app purchase, starting at $9.99 per year. PDFOne asks for nothing beyond the download.

CoParnt ships an update every 8 days, PDFOne every 4 days. The most recent releases landed on October 6, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | CoParnt | PDFOne |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 4 days** |
| Size | 19 MB | 9 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Alex Goodsell](https://appshunter.io/developer/6773272328) | [ANTONIO PADALINO](https://appshunter.io/developer/6798513902) |

## What reviewers say

### CoParnt

[App page](https://appshunter.io/ios/app/coparnt/id6773272326)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CoParnt Standard | $9.99 | per year |


### PDFOne

[App page](https://appshunter.io/ios/app/pdfone/id6806627749)

**In-app purchases:** none


## Frequently asked questions

### Is CoParnt free?

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

### Is PDFOne free?

PDFOne costs $2.99, with no in-app purchases.

### Do CoParnt or PDFOne have ads?

Neither CoParnt nor PDFOne shows ads.

### Which is updated more often, CoParnt or PDFOne?

CoParnt ships an update every 8 days, and PDFOne every 4 days. Most recently, CoParnt was updated on October 6, 2026 and PDFOne on October 18, 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.*