# One Scan vs Scan to PDF－Document Scanner

The clearest difference is ads: One Scan at none against Scan to PDF－Document Scanner's shown. Scan to PDF－Document Scanner's advantage is update cadence (every 2 weeks vs every 2 months) and chart position (#29 vs unranked). On price, rating, review sentiment and in-app purchases there is nothing between them.

Both are free to download. One Scan sells 10 in-app purchases, starting at $3.99 per 7 days and Scan to PDF－Document Scanner sells 12 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for One Scan against 4.7 for Scan to PDF－Document Scanner. That said, the two scores are not equally well evidenced: Scan to PDF－Document Scanner has 61K ratings behind it against 12K, so its average is the more settled of the two. Written reviews are what separate them: 26% of One Scan's written reviews are positive against 28% of Scan to PDF－Document Scanner's.

One Scan ships an update every 2 months, Scan to PDF－Document Scanner every 2 weeks. The most recent releases landed on September 25, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | One Scan | Scan to PDF－Document Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (12K ratings)](https://appshunter.io/ios/app/one-scan-pdf-doc-scanner/id1450144832/reviews) | [4.7 (61K ratings)](https://appshunter.io/ios/app/scan-to-pdfdocument-scanner/id1575194801/reviews) |
| Number of ratings | 12K | **61K** |
| Positive reviews | 26.0% of reviews | **28.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Freemium | Free with in-app purchases |
| Best chart rank | — | **#29** |
| Size | 40 MB | 216 MB |
| Requires iOS | 26.0 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [App Rover](https://appshunter.io/developer/1448355489) | [Scanner App PDF Tool](https://appshunter.io/developer/1575194803) |

## What reviewers say

### One Scan

[App page](https://appshunter.io/ios/app/one-scan-pdf-doc-scanner/id1450144832)

Easily scan, convert, and sign documents from your device. Organize your business and personal files with features like auto-detection, flash, and folder management. Edit, e-sign, and share your scanned documents quickly and efficiently.

**Highlights:** Scan documents with auto-detection, Convert to PDF instantly, E-sign and paraph files, Organize with folders and search, Share via email and text, Import files from cloud storage

**Features:** Vision Pro support

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Pass | $3.99 | per 7 days |
| Weekly Premium Pass | $5.99 | per 7 days |
| Scanner Premium Pass | $7.99 | per 7 days |
| Monthly Premium Pass | $9.99 | per month |
| Monthly Premium Pass | $9.99 | per month |
| Annual Premium Pass | $29.99 | per year |
| Annually Premium Pass | $49.99 | per year |
| Yearly Premium Pass | $49.99 | per year |
| Yearly Premium Pass. | $49.99 | per year |
| Annually Premium Pass | $59.99 | per year |

**What reviewers like**

- 🚀 Fast and easy to use
- 📸 Excellent image quality
- 💾 Convenient document storage

**What reviewers complain about**

- 🐛 Crashes and stability issues
- 💰 Expensive subscription model
- 🔒 Difficulty cancelling subscription

**Reported bugs**

- App freezes and becomes unresponsive
- Scans not saving properly
- Subscription charges continue even after cancellation

**Requested features**

- Free tier with limited scans
- Ability to export scans to cloud storage
- Better customer support and communication


### Scan to PDF－Document Scanner

[App page](https://appshunter.io/ios/app/scan-to-pdfdocument-scanner/id1575194801)

**Currently charting:** #29 Top Grossing · Business (US App Store)

Transform your phone into a portable office. Scan, sign, and convert documents to various formats like PDF, DOCX, and TXT. Features include unlimited scanning, OCR text recognition, and secure password protection for your files.

**Highlights:** Unlimited document scanning, E-signature creation and application, OCR text recognition and editing, Batch and merge documents, Export to PDF, JPG, DOCX, PPTX, TXT, QR code scanning, Distance and object measurement

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

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 Month Complete | $4.99 | per month |
| 1 Week Express: Free Week | $6.99 | per 7 days |
| 1 Week Ultimate | $6.99 | per 7 days |
| 1 Week Ultimate Lite | $6.99 | per 7 days |
| 1 Week Premium | $6.99 | per 7 days |
| 1 Month Plan | $6.99 | per month |
| 1 Week Express | $7.99 | per 7 days |
| 1 Week Extended | $9.99 | per 7 days |
| 1 Week Elite | $9.99 | per 7 days |
| 1 Week Advanced | $9.99 | per 7 days |
| 1 Week Lite | $9.99 | per 7 days |
| Document scanner app | $35.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 👍 Intuitive interface
- 🚀 Efficient scanning
- 👍 Useful features
- 🚀 Quick document conversion

**What reviewers complain about**

- 💰 Expensive subscription
- 🔒 Difficult to cancel subscription
- 🐛 Unreliable document export
- 💰 Misleading pricing
- 🐛 Poor OCR quality

**Reported bugs**

- Inconsistent document formatting
- Scanning issues with certain devices
- Unreliable document transfer

**Requested features**

- Ability to save scans without subscription
- More transparent pricing and subscription model
- Improved OCR accuracy
- Easier subscription cancellation process


## Frequently asked questions

### Is One Scan free?

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

### Is Scan to PDF－Document Scanner free?

Scan to PDF－Document Scanner is free to download, with in-app purchases available.

### Which has better reviews, One Scan or Scan to PDF－Document Scanner?

One Scan and Scan to PDF－Document Scanner are both rated 4.7 out of 5 on the App Store, from 12K and 61K ratings respectively.

### Do One Scan or Scan to PDF－Document Scanner have ads?

Scan to PDF－Document Scanner shows ads; One Scan does not.

### Which is updated more often, One Scan or Scan to PDF－Document Scanner?

One Scan ships an update every 2 months, and Scan to PDF－Document Scanner every 2 weeks. Most recently, One Scan was updated on September 25, 2026 and Scan to PDF－Document Scanner on September 26, 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.*