The most simple & easy QR Reader - 100% FREE. Now scans QR codes, barcodes, puzzles, business cards and documents. FEATURES. Code Scanner - scans QR codes & barcodes. PDF Scanner - turns your iPhone into a digital scanner. Business Card Scanner - scans business contacts. Puzzle Scanner - scan and play puzzles. Browse products, deals & coupons. Auto-detect scanning. Simply point & hold. Share using email, messenger, Facebook or Twitter. Create your own QR codes. Approve websites before visiting them. Export your scans by CSV. NOTICE. iPhone 3G users - please note that your camera has a fixed focus lens so the real-time scanning will not work in all conditions. Please make sure you are in good lighting and hold the device steady.