# CamScanner vs Sign PDF documents

The clearest difference is rating: CamScanner at 4.8 against Sign PDF documents's 1.0. CamScanner also leads on review sentiment (61% vs 22%) and ratings volume (1.9M vs 1). Sign PDF documents's advantage is monetization model (ad-supported vs free with in-app purchases) and device support (4 vs 2). On price, ads, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. CamScanner sells 13 in-app purchases, starting at $4.99 per month and Sign PDF documents sells 3 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

CamScanner holds the better App Store score, 4.8 against 1.0. That said, the two scores are not equally well evidenced: CamScanner has 1.9M ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 61% of CamScanner's written reviews are positive against 22% of Sign PDF documents's.

CamScanner ships an update weekly, Sign PDF documents every 3 weeks. The most recent releases landed on September 24, 2026 and August 14, 2026 respectively.

## The numbers

| Metric | CamScanner | Sign PDF documents |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.9M ratings)](https://appshunter.io/ios/app/camscanner-pdf-scanner-app/id388627783/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/sign-pdf-documents/id1011784538/reviews) |
| Number of ratings | **1.9M** | 1 |
| Positive reviews | **61.1% of reviews** | 22.2% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Best chart rank | **#7** | — |
| Size | 383 MB | 19 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [INTSIG Information Co., Ltd](https://appshunter.io/developer/344077850) | [Emanuele Floris](https://appshunter.io/developer/597490842) |

## What reviewers say

### CamScanner

[App page](https://appshunter.io/ios/app/camscanner-pdf-scanner-app/id388627783)

**Currently charting:** #7 Top Grossing · Productivity, #25 Top Free · Productivity, #123 Top Grossing (US App Store)

Transform your mobile device into a powerful portable scanner. Instantly scan, edit, and share documents in various formats like PDF, JPG, Word, and TXT. Features include OCR, e-signatures, and secure file management.

**Highlights:** Mobile document scanning, Text recognition (OCR), PDF conversion, E-signature creation, Secure file management, Cloud storage integration

**Features:** macOS Compatibility

**In-app purchases (13)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Account | $4.99 | per month |
| CamScanner Premium(1 week) | $4.99 | per 7 days |
| CamScanner Premium | $6.99 | per 7 days |
| Premium Account(1 Month) | $9.99 | per month |
| Premium Account (1 month) | $9.99 | per month |
| CamScanner Premium(1 week) | $9.99 | per 7 days |
| CamScanner Premium | $49.99 | per year |
| CamScanner Premium | $49.99 | per year |
| Premium Account (1 year) | $59.99 | per year |
| Premium Account(1 year) | $59.99 | per year |
| Premium Account(1 year) | $69.99 | per year |
| CamScanner Premium | $69.99 | per year |
| One-page Fax | $0.99 | one-time |

**What reviewers like**

- 🚀 Efficient scanning and document management
- 📁 Convenient cloud storage and backup
- 🔍 Powerful OCR and document enhancement features
- 🔧 Customizable scanning and editing options
- 🏫 Useful for school and work applications

**What reviewers complain about**

- 🔒 Concerns about data privacy and security
- 🤖 Inconsistent OCR and text recognition accuracy
- 💰 Aggressive upselling and subscription model
- 🔌 App crashes and performance issues
- 📤 Difficulties with sharing and exporting files

**Reported bugs**

- App crashes during scanning and editing
- Syncing and backup issues causing data loss
- Compatibility problems with newer devices
- Unexpected charges and subscription renewals
- Unreliable performance and frequent updates

**Requested features**

- Improved OCR and text recognition accuracy
- More flexible export and sharing options
- Customizable storage and backup settings
- Enhanced security and privacy controls
- Streamlined subscription and pricing model


### Sign PDF documents

[App page](https://appshunter.io/ios/app/sign-pdf-documents/id1011784538)

Easily sign documents digitally without printing. This app allows for unlimited signatures without requiring a subscription or registration, making document signing quick and convenient.

**Highlights:** Unlimited digital signatures, No subscription required, No registration needed, Sign without printing, Document archiving

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Access | $2.99 | per month |
| Unlimited Access | $8.99 | per year |
| PRO Lifetime Access | $22.99 | one-time |


## Frequently asked questions

### Is CamScanner free?

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

### Is Sign PDF documents free?

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

### Which has better reviews, CamScanner or Sign PDF documents?

CamScanner is rated higher. CamScanner averages 4.8 out of 5 from 1.9M ratings, while Sign PDF documents averages 1.0 from 1 ratings.

### Do CamScanner or Sign PDF documents have ads?

Both CamScanner and Sign PDF documents show ads.

### Which is updated more often, CamScanner or Sign PDF documents?

CamScanner ships an update weekly, and Sign PDF documents every 3 weeks. Most recently, CamScanner was updated on September 24, 2026 and Sign PDF documents on August 14, 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.*