CamCard - CamCard reads business cards and save instantly to phone Contacts.
Truecaller - Find a person by a name or phone number worldwide for free using Truecaller.
Scanbizcards - Maximize your marketing events ROI with ScanBizCards.
Google Contacts - Google Contacts is Google's contact management tool that is available in its free email service Gmail, as a standalone service, and as a part of Google's business-oriented suite of web apps Google Apps.
Covve scan - AI-powered, super accurate business card scanner
FullContact Card Reader - Automagically scan biz cards into LinkedIn/Gmail contacts