Smart vs Scanner PDF
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart
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Smart PDF — PDF tools that fit real life Smart PDF is an all-in-one PDF utility designed for students, freelancers, professionals, small businesses, and everyday users who work with documents regularly. Instead of relying on multiple applications for different PDF tasks, Smart PDF brings essential document tools together in a single, easy-to-use mobile experience. CREATE PDFs FROM IMAGES Convert photos, screenshots, notes, receipts, forms, invoices, and other images into professional PDF documents. Import images from your gallery, arrange pages in the desired order, and generate a PDF ready for sharing, printing, or archiving. MERGE MULTIPLE PDF FILES Combine multiple PDF documents into a single organized file. Whether you need to merge lecture notes, contracts, reports, invoices, or project files, Smart PDF helps you keep everything together in one convenient document. COMPRESS PDF FILES Reduce PDF file size without sacrificing readability. Compression makes documents easier to upload, email, share through messaging apps, and store on your device. This feature is especially useful when dealing with large image-heavy PDF files. SCAN DOCUMENTS USING YOUR CAMERA Transform your smartphone into a portable document scanner. Capture paper documents, receipts, notes, agreements, forms, and other printed materials directly from your device and convert them into clean digital PDFs. OCR TEXT RECOGNITION Extract text from images and scanned documents using Optical Character Recognition (OCR). Convert printed content into editable and searchable text that can be copied, reused, or shared. OCR works best with clear, well-lit images and high-quality scans. ORGANIZE DOCUMENTS EFFICIENTLY Rearrange PDF pages to create a logical document structure. Move pages, organize content, and prepare documents for professional sharing, presentation, or storage. EASY SHARING Share completed PDFs through email, messaging applications, cloud storage services, and other platforms. Smart PDF integrates naturally into your existing workflow so you can work more efficiently wherever you are. DESIGNED FOR EVERYDAY PRODUCTIVITY Smart PDF is built with simplicity in mind. The clean and intuitive interface focuses on the tasks users perform most often, making it easy to create, edit, organize, and share PDF documents without unnecessary complexity. PERFECT FOR: • Students managing assignments, notes, and lecture materials • Freelancers sending contracts, proposals, and portfolios • Professionals handling reports, forms, and business documents • Small businesses organizing invoices and records • Home users digitizing paperwork and household documents FEATURES • Image to PDF conversion • PDF merging • PDF compression • Document scanning • OCR text extraction • Page organization • Easy document sharing • Fast and mobile-friendly workflow Download Smart PDF today and simplify the way you create, manage, and share PDF documents.
Scanner PDF
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Scan PDF: Document Scan & OCR turns your phone into a powerful document scanner. Everything runs on your device, and it works offline. SCAN ANYTHING Automatic edge detection and perspective correction give you sharp, flat scans of documents, receipts, ID cards, whiteboards and notes. Auto / Grey / Black-and-white filters plus a brightness slider make every page as clean and readable as print. MAKE A PDF INSTANTLY Export multi-page PDFs (A4 / Letter / fit-to-image), tune compression to keep files small, then share to Gmail, Drive, Messages — or print directly. Lock a PDF with AES-256 encryption. Add your own watermark, timestamp and footer (name + logo). OCR — EXTRACT AND SEARCH On-device OCR pulls editable text out of your scans, in Latin scripts plus Chinese, Japanese, Korean and Hindi. Copy it, share it, or search your whole library by what is written inside your documents. On export, keep the photo and add an invisible searchable text layer, or rebuild the page as selectable vector text — razor sharp at any zoom and remarkably small. SCAN QR CODES AND BARCODES Read QR codes and barcodes on device; open links straight from the result. MERGE, SIGN AND ORGANISE Combine several PDFs and images into one file. Sign and annotate by hand, reorder pages, rotate, delete the ones you do not need, and export any page to your photo library as JPG or PNG. Keep everything tidy in folders with instant search. YOUR DATA STAYS ON YOUR PHONE Every scan, OCR pass and PDF is processed on your device and never uploaded to our servers — no account, no cloud sync, works in airplane mode. Lock the app with a PIN or Face ID / Touch ID, and protect any PDF with AES-256. Available in 17 languages, including English, Tiếng Việt, 简体中文, 日本語, 한국어, Español, Português, Bahasa Indonesia, हिन्दी, العربية and more. The free version is ad-supported; our advertising partners may use your device identifier. Download Scan PDF: Document Scan & OCR — a simple, private scanner that just works.
Screenshots
Verdict
The clearest difference is in-app purchases: Smart at none against Scanner PDF's 1. Smart also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.5). On price 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
Both are free to download. Scanner PDF sells 1 one-off in-app purchase. Smart asks for nothing beyond the download.
| Parameter | Smart | Scanner PDF |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Weekly |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.5 |
| Further details — not scored | ||
| Size | 75 MB | 112 MB |
| Age rating | 4+ | 4+ |
| Developer | Shehryar Shujat | NKKtech Global Pte. Ltd. |
In-app purchases
Smart
No in-app purchases
Scanner PDF
- Remove Ads & Watermark$1.99









