If using mobile scanner apps such as android, iphones, windows phone, etc, doesn't fit your needs, then you can try the portable scanner. But i cost more than android, but the result is better than using mobile phones. Plustek MobileOffice S410 is one of portable scanner that can take scan paper, business card, photo, etc.
MobileOffice S410 designed with the reliability demanded by business users, and a price point attractive to home users. It features advanced image processing that allows you to scan mixed sized documents with no adjustments, and able scan documents to Evernote and photos to Google Picasa by simply pressing a button!
Advanced image enhancement to automatically straighten and rotate pages, adjust brightness, and crop images to minimize file size and increase OCR / BCR accuracy
Easy to user software bundled
Simple-to-use image processing and document management software bundled for fast and secure Searchable PDF conversion, image and photo editing, thumbnail viewer for locating files easily, sharing files over the network, and highly accurate Optical Character Recognition.
Scan to cloud
MobileOffice S410 has design one-touch button, capable scan to popular cloud services such as Google Picasa and Evernote directly.
Features industry standard TWAIN drivers that are supported by thousands of document management and imaging applications.
Image Sensor CIS
Optical Resolution 600 dpi
Hardware Resolution 600 x 600 dpi
Scan Modes Color: 48-bit Input; 24-bit Output
Grayscale: 16-bit Input; 8-bit Output
Scanning Speed 9 sec (Color Mode, 300 dpi, A4)
Scanning Area (W x L) Maximum: 216 x 910 mm (8.5" x 36")
Minimum: 12.7 x 12.7 mm (0.5" x 0.5")
Acceptable Paper Sizes (W x L) Maximum: 216 x 910 mm (8.5" x 36")
Minimum: 50.8 x 50.8 mm (2" x 2")
Acceptable Paper Weight (Thickness) Paper: 50 g/㎡ to 120 g/㎡
Plastic card: Non-Embossed up to 0.76 mm & Embossed up to 1.24 mm (ISO 7810)
Action Button PDF, Scan
Power Supply USB Power
Power Consumption 2.5 W (operation), ≦ 1.2 W (idle)
Interface USB 2.0
Net Weight 0.41 Kgs (0.91 Lbs)
Dimensions (W x D x H) 295 x 50 x 40.5 mm (11.61" x 1.97" x 1.59")
Protocol TWAIN Compliant
OS Windows XP / Vista / 7 / 8 / 10
Hardware Requirements Pentium® III 1GHz processor or higher
CD-ROM/ DVD-ROM drive
One available USB port
256 MB RAM (512 MB or higher recommended)
800 MB Free HDD space (1GB or larger recommended)
Video of Plustek Mobile Office:
The price of Plustek MobileOffice S410 is around $160-180
Official Sites, to see product, and driver downloads: