# Smart PDF Document Scanner vs NotaryCentral

The clearest difference is rating: NotaryCentral at 5.0 against Smart PDF Document Scanner's 4.4. NotaryCentral also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 5 months). Smart PDF Document Scanner's advantage is ratings volume (10 vs 3) and iOS requirement (12.0 vs 15.5). On price, review sentiment, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NotaryCentral holds the better App Store score, 5.0 against 4.4. Both are backed by a comparable volume of ratings — 10 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Smart PDF Document Scanner ships an update every 5 months, NotaryCentral every 3 weeks. The most recent releases landed on September 25, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Smart PDF Document Scanner | NotaryCentral |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.4 (10 ratings)](https://appshunter.io/ios/app/smart-pdf-document-scanner/id1181147140/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/notarycentral/id6593684890/reviews)** |
| Number of ratings | **10** | 3 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Ad-supported | **Free** |
| Size | 19 MB | 118 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | +4 | 4+ |
| Developer | [Qrayon, LLC](https://appshunter.io/developer/354980265) | [Alexander Leon](https://appshunter.io/developer/1231838119) |

## What reviewers say

### Smart PDF Document Scanner

[App page](https://appshunter.io/ios/app/smart-pdf-document-scanner/id1181147140)

Transform your phone into a powerful document scanner. Capture, enhance, and organize your important papers with tack-sharp scans and a color-coded tagging system. Easily share PDFs for business or personal use.

**Highlights:** Tack-sharp document scanning, Automatic edge detection and perspective correction, Color, grayscale, and black-and-white scan options, FlashAssist for low-light scanning, Color-coded tagging system for organization, Quickly scan and share PDFs

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

**In-app purchases:** none


### NotaryCentral

[App page](https://appshunter.io/ios/app/notarycentral/id6593684890)

Streamline your notary business operations with this comprehensive mobile solution. Manage appointments, client information, and ensure compliance with industry standards. This tool is designed to help you work more efficiently and grow your notary practice.

**Highlights:** Business management for notaries, Compliance tools, Appointment scheduling, Client information management, Business growth features

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart PDF Document Scanner free?

Smart PDF Document Scanner is free to download, with no in-app purchases.

### Is NotaryCentral free?

NotaryCentral is free to download, with no in-app purchases.

### Which has better reviews, Smart PDF Document Scanner or NotaryCentral?

NotaryCentral is rated higher. Smart PDF Document Scanner averages 4.4 out of 5 from 10 ratings, while NotaryCentral averages 5.0 from 3 ratings.

### Do Smart PDF Document Scanner or NotaryCentral have ads?

Smart PDF Document Scanner shows ads; NotaryCentral does not.

### Which is updated more often, Smart PDF Document Scanner or NotaryCentral?

Smart PDF Document Scanner ships an update every 5 months, and NotaryCentral every 3 weeks. Most recently, Smart PDF Document Scanner was updated on September 25, 2026 and NotaryCentral on September 19, 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.*