The following websites are apps based on Bloom's Taxonomy. They are recommended by other teachers. The majority are free apps:

Kathy Schrock's Bloomin' Apps
http://www.schrockguide.net/bloomin-apps.html

Bloom's Taxonomy for iPads by Langwitches
http://langwitches.org/blog/2012/03/31/ipad-apps-and-blooms-taxonomy/

Bloom's Taxonomy with Apps by Teach With Your iPad wiki
http://teachwithyouripad.wikispaces.com/Blooms+Taxonomy+with+Apps

Free ebook of Bloom's Taxonomy of Apps
http://www.ipadcurriculum.com/2012/01/280/

Bloom Apps Google Site
https://sites.google.com/site/bloomsapps

K-5 Apps for Blooms Taxonomy by Edutopia
http://www.edutopia.org/ipad-apps-elementary-blooms-taxomony-diane-darrow