Nice & Simple last.fm scrobbler with material Design for your android! It captures events playing music from your favorite music players and then a scrobbles tracks to the last.fm.
Nowplaying for last.fm supported!
WAIL Beta is now Open Source: check out github.com/artem-zinnatullin/android-wail-app
WAIL supports many music players, give it a try! :)
From version WAIL Beta 0.7.5 beta:
Changes:

Fixed bug with "Scrobbling error" after 0.7.3 update (#177)
Turkish translation (#176)
Minor internal improvements (#178, #179, #180)
All versions
January 8, 2016