Use your NFC-equipped Android phone to unlock your KeePassDroid database.
* A phone which can write to, and read from, NFC tags (such as the Nexus 4)
* KeePassDroid, also available in the Play store.
* An NFC tag -- search for "ntag 203" or "mifare ultralight" online. Shouldn't cost more than a few dollars.
Author: Nicholas FitzRoy-Dale
Market link: net.lardcave.keepassnfc
Web site: http://code.lardcave.net/entries/2013/04/01/215058/
Market downloads: 5,000-10,000
Market rating: 3.7 / 5.0