I just learned about APPitic, which describes itself as:

…an directory of apps for education by Apple Distinguished Educators (ADEs) to help you transform teaching and learning.

It has over 1,300 categorized apps, including a ton organized by Bloom’s Taxonomy.

I’m adding it to:

The Best Resources For Helping Teachers Use Bloom’s Taxonomy In The Classroom

The Best Sites For Beginning iPhone Users Like Me

Thanks to Alline Sada for the tip.