I would like to present you an application I have just uploaded into Google Play market,
Meditate - Meditation Timer
It's highly customizable meditation timer/journal with changeable meditation categories, history, statistics, programmable meditation plans and bunch of settings that user can set for comfortable usage of this tool.
For detailed description of full features please visit this link -> http://play.google.com/store/apps/de...gello.meditate
Wish you all the best!