# PDF One — Private PDF editor & scanner

> Private PDF editor & scanner (iPhone/iPad app by Biosystems One Inc..)

- Source: https://appshunter.io/ios/app/pdf-one/id6824244029 (this page in markdown: same URL + `.md`)
- Developer: [Biosystems One Inc.](https://appshunter.io/developer/6811348946)
- Category: Productivity, Business
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 16.0 · 25 MB
- Languages: American English
- Released: 2026-10-30
- Data updated: 2026-11-03

## What is PDF One?

PDF One is a simple PDF editor and document scanner that works entirely on your iPhone. Your files are never uploaded anywhere: no accounts, no cloud, and it works offline.

FREE
• Open PDFs from Files, iCloud Drive or any app
• Scan documents with the camera: automatic edge detection, several pages in a row
• Turn photos into PDFs
• Highlight, draw and erase
• Organize pages: reorder, rotate, duplicate and delete
• Save to the Files app or share with AirDrop, Mail and more

PDF ONE PRO
• Sign documents and add checkmarks, dates and text
• Edit text right on the page, and recognize text in scans
• Redact private details for good
• Combine several PDFs into one

Pro is available as a yearly subscription with a 7-day free trial, or as a one-time lifetime purchase. The free version shows a small ad on the start screen; Pro removes it.

PRIVATE BY DESIGN
Every page is processed on your phone. PDF One never sees, stores or sends your documents.

Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://pdfone.app/privacy.html

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| PDF One Pro (Yearly) | $9.99 | per year |

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| PDF One Pro (Lifetime) | $19.99 | one-time |


## Is PDF One safe?

Not enough ratings yet to assess PDF One.

## Is PDF One legit?

PDF One appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for PDF One is 65 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 1 release)

### 1.0 — 2026-10-30

No release notes.

## More apps by Biosystems One Inc.

- [MineX 3D](https://appshunter.io/ios/app/minex-3d/id6814602400)
- [Word of Mist](https://appshunter.io/ios/app/word-of-mist/id6816742865)

All apps by Biosystems One Inc.: https://appshunter.io/developer/6811348946

---

*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-11-03.*