# Scanner Doc vs PDF Signer

The clearest difference is ads: PDF Signer at none against Scanner Doc's shown. PDF Signer also leads on update cadence (every 3 days vs every 2 months) and device support (3 vs 1). On price, in-app purchases, monetization model and iOS requirement there is nothing between them.

Both are free to download. Scanner Doc sells 3 in-app purchases, starting at $4.99 per 7 days and PDF Signer sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Scanner Doc ships an update every 2 months, PDF Signer every 3 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Scanner Doc | PDF Signer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (17 ratings)](https://appshunter.io/ios/app/pdf-signer-signing-documents/id6744299645/reviews)** |
| Number of ratings | — | **17** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 3 MB | 8 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Iurii Filin](https://appshunter.io/developer/1652023895) | [Teoman Gul](https://appshunter.io/developer/1772058639) |

## What reviewers say

### Scanner Doc

[App page](https://appshunter.io/ios/app/scanner-doc-scan-docs-to-pdf/id1667524320)

Transform your device into a powerful mobile scanner. Quickly capture, edit, and save any document as a high-quality PDF. Share your scanned files to cloud services or directly with others.

**Highlights:** Scan documents to PDF, Edit and save scans, Multi-page document support, Automatic edge detection, Cloud service integration, Offline scanning

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Week | $4.99 | per 7 days |
| Month | $9.99 | per month |
| Year | $49.99 | per year |


### PDF Signer

[App page](https://appshunter.io/ios/app/pdf-signer-signing-documents/id6744299645)

Easily sign documents electronically without printing or scanning. Securely import PDFs, sign with your finger or saved signature, and fill out forms. Supports multi-party signing and saves your signature for future use.

**Highlights:** Electronic document signing, Local document security, PDF form filling, Reusable signature saving, Multi-party signing, Instant sharing

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Unlimited Access | $1.99 | per month |
| Monthly Unlimited Access | $1.99 | per month |
| Yearly Unlimited Access | $8.99 | per year |
| Lifetime Unlimited Access | $3.99 | one-time |


## Frequently asked questions

### Is Scanner Doc free?

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

### Is PDF Signer free?

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

### Do Scanner Doc or PDF Signer have ads?

Scanner Doc shows ads; PDF Signer does not.

### Which is updated more often, Scanner Doc or PDF Signer?

Scanner Doc ships an update every 2 months, and PDF Signer every 3 days. Most recently, Scanner Doc was updated on October 24, 2026 and PDF Signer on October 28, 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.*