SMARTWHO

SMARTWHO

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QR Code Scanner & PDF Scanner QR Code Scanner & PDF Scanner

Scan Everything in One App

QR code & barcode scanner, PDF document scanner with OCR, code generator, and 9 professional PDF tools — all packed into one powerful app. 100% offline, no account needed.

Get it on Google Play

App Screenshots

QR Code Scanner
Barcode Scanner
PDF Document Scanner
PDF Tools
QR Code Generator
OCR Text Extract
Scan History
Settings

QR & Barcode Scanner

📷

Instant Scan

Camera activates on launch and recognizes codes in under 1 second. Supports 13 barcode formats including QR, Data Matrix, EAN, UPC, and more.

📱

Batch Scan

Scan multiple codes continuously with auto-count tracking. Perfect for inventory management.

🖼️

Gallery Scan

Read QR codes from screenshots and saved images. No camera needed.

🌐

Smart Detection

Auto-detect URLs, contacts, Wi-Fi credentials, email, phone numbers with link safety preview.

PDF Document Scanner

📄

Document Scan

AI auto-detect document edges with 5 enhancement presets: Original, B&W, Whiteboard, Receipt, Color Boost.

🔄

PDF Convert & Edit

Image to PDF, PDF merge, split, compress, reorder, rotate, delete pages, add signatures and text.

🔍

OCR Text Extract

Extract text from documents in 5 languages: English, Korean, Chinese, Japanese, Hindi.

💾

PDF to Image

Convert PDF pages to PNG, JPG, or WebP. Smart folders for organized document management.

QR & Barcode Generator

Create QR Codes

Generate custom QR codes for text, URL, Wi-Fi, contacts, email, phone, SMS, and location.

📊

Create Barcodes

Generate EAN-13, EAN-8, UPC-A, Code 128, Code 39, ITF, and Codabar barcodes.

Quick Templates

Save presets like My Wi-Fi, My Contact, My Website for one-tap code generation.

📲

Home Widgets

Quick scan widget and scan history widget for instant access from home screen.

Download Now

Available on Google Play for free.

Get it on Google Play

Permissions

This app may request the following permissions:

CAMERA READ_EXTERNAL_STORAGE WRITE_EXTERNAL_STORAGE READ_MEDIA_IMAGES

Camera is used for scanning. Storage is used for saving PDFs and images. All data stays on your device. All permissions can be managed through Settings > Apps > QR Code & PDF Scanner > Permissions.