A fingerprint scanner was tried once on an Android phone as the Motorola ATRIX 4G sported the feature; but it didn't go over to well with ATRIX users, requiring the user to swipe his finger across a sensor. With Apple's Touch ID sensor, the user merely presses the home button. The good news for Android users is that a Touch ID alternative for the platform could be on Android models within the next 6 months...Source: http://www.phonearena.com/news/Fingerprint-scanner-could-show-up-on-Android-phones-within-6-months-says-alliance_id47915
