Smart PDF Document Scanner vs NNA Conference
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart PDF Document Scanner
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.
- 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
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Ditch the bulky office copier! Smart PDF Document Scanner is the ultimate free scanner app that turns your phone or iPad into a portable digitizing tool. Just snap a photo of your document, and get a high-quality pdf scan you can instantly send to your colleagues, clients, or keep for your personal records. TACK SHARP SCANS That processor in your phone is quite a little monster. Smart Scanner uses it fully to make the best possible scans. Even full-page articles come out tack-sharp and easy to read. It automatically detects the page edges and corrects for perspective. Pick full-color scans, grayscale, or black-and-white for maximum legibility. FlashAssist can take perfect scans even in poor lighting conditions. You can even change the correction and enhancement settings after the fact. POWERFUL COLOR-CODED ORGANIZATION Scanning is just half the problem. You need a good way to keep all your documents organized, and easy to find later. Smart Scanner uses a simple tagging system that is much easier and more powerful than the regular folder system. File documents under custom color-coded categories with just a couple taps. Browse and sort files by category with a couple more. It's the way filing should work. FOR ALL YOUR SCANNING NEEDS + Quickly scan and send contracts and forms + Keep scans of important documents in your pocket, separate form the Photo Library + Scan all your travel receipts for easy expense reports + Keep digital copies of your notes and sketches + Scan articles to read later + And more! TIPS AND TRICKS Here are a few tips to get the best scans: + Place your document on a darker surface to improve the edge auto-detection. + You can drag the corners of the blue rectangle to fine tune it after taking a photo. + Make sure there is adequate lighting. Use the flash in low-light conditions. + You can tap on a page to edit its scan settings (including edges) after the fact.
NNA Conference
This official conference application allows attendees to create personalized schedules, network with other participants, and discover exhibitors. It serves as a central hub for all conference-related information and activities.
- Build personalized schedules
- Connect with attendees
- Discover exhibitors
- Access conference information
- View event details
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Official NNA Conference app—build your schedule, connect with attendees & exhibitors. Invites begin March 31, 2026.
Screenshots
Verdict
The clearest difference is review sentiment: Smart PDF Document Scanner at 100% against NNA Conference's 0%. Smart PDF Document Scanner also leads on rating (4.4 vs 3.2). NNA Conference's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, update cadence and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Smart PDF Document Scanner holds the better App Store score, 4.4 against 3.2. Both are backed by a comparable volume of ratings — 10 and 10 respectively. Written reviews point the same way: 100% of Smart PDF Document Scanner's written reviews are positive against 0% of NNA Conference's.
Smart PDF Document Scanner ships an update every 6 months, NNA Conference every 11 months. The most recent releases landed on October 11, 2026 and October 24, 2026 respectively.
| Parameter | Smart PDF Document Scanner | NNA Conference |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (10 ratings) — better | 3.2 (10 ratings) |
| Positive reviews | 100.0% of reviews — better | 0.0% of reviews |
| Number of ratings | 10 | 10 |
| Update frequency | Every 6 months — better | Every 11 months |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | Free — better |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 11.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 62 MB |
| Age rating | 4+ | 17+ |
| Developer | Qrayon, LLC | NNA SERVICES, LLC |
Customer experience
Smart PDF Document Scanner
NNA Conference
In-app purchases
Smart PDF Document Scanner
No in-app purchases
NNA Conference
No in-app purchases
Questions
Is Smart PDF Document Scanner free?
Is NNA Conference free?
Which has better reviews, Smart PDF Document Scanner or NNA Conference?
Do Smart PDF Document Scanner or NNA Conference have ads?
Which is updated more often, Smart PDF Document Scanner or NNA Conference?
Other comparisons
