What is Reddit's opinion of D20 Army Knife?

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I recently started working on an app for exactly this:

Website: http://d20armyknife.com/

Google Play: https://play.google.com/store/apps/details?id=com.d20tools.armyknife

The current features let you look up rules offline, full text searching , dice roller, and integration with HeroLab.

I am working on a new build that will add in an encounter system to let you track combatants / players initiative, rolling, etc. Here is a quick video of the upcoming beta:

http://www.d20armyknife.com/vids/Encounters.webm