Comparison

Smart PDF Document Scanner vs ChecklisTree

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

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
Read full description

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.

About

ChecklisTree

Features
Read full description

ChecklistTree is a mobile inspection tool designed to help organizations create checklists, perform inspections, and share operational insights. The app allows you to convert paper checklists into digital inspection forms and generate reports that can be shared across teams, departments, and external contractors. With features that support improving safety and quality standards, ChecklistTree is built for workplace operations that require consistency and real-time visibility. ChecklistTree supports over 30 languages, making it accessible to a diverse workforce across various regions.

Screenshots

Smart PDF Document Scanner4 screens
ChecklisTree4 screens

Verdict

The call

The clearest difference is ads: ChecklisTree at none against Smart PDF Document Scanner's shown. ChecklisTree also leads on update cadence (every 3 weeks vs every 6 months) and iOS requirement (12.0 vs 16.6). On price, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Smart PDF Document Scanner ships an update every 6 months, ChecklisTree every 3 weeks. The most recent releases landed on October 11, 2026 and September 30, 2026 respectively.

Scorecard3 real differences · 7 level
Smart PDF Document Scanner versus ChecklisTree: the parameters behind the verdict, then further details
ParameterSmart PDF Document ScannerChecklisTree
PriceFreeFree
Rating4.4 (10 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings10 — better—
Update frequencyEvery 6 monthsEvery 3 weeks — better
AdsYesNo — better
In-app purchasesNoNo
MonetizationAd-supported—
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.612.0 — better
Further details — not scored
Size11 MB67 MB
Age rating4+4+
DeveloperQrayon, LLCQDegrees Services Private Limited

In-app purchases

None

Smart PDF Document Scanner

No in-app purchases

None

ChecklisTree

No in-app purchases

Questions

Is Smart PDF Document Scanner free?
Smart PDF Document Scanner is free to download, with no in-app purchases.
Is ChecklisTree free?
ChecklisTree is free to download, with no in-app purchases.
Do Smart PDF Document Scanner or ChecklisTree have ads?
Smart PDF Document Scanner shows ads; ChecklisTree does not.
Which is updated more often, Smart PDF Document Scanner or ChecklisTree?
Smart PDF Document Scanner ships an update every 6 months, and ChecklisTree every 3 weeks. Most recently, Smart PDF Document Scanner was updated on October 11, 2026 and ChecklisTree on September 30, 2026.

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