Chibi Center - Make character sprites in a minute
Xmind - Xmind is a brainstorming and mind mapping application.
Shrub - Draw with your camera.
MindManager - With MindManager, flexible mind maps promote freeform thinking and quick organization of ideas, so creativity and productivity can live in harmony.
GIPHY for iMessage - The easiest way to share all the GIFs in all your txts
MindMeister - Create, share and collaboratively work on mind maps with MindMeister, the leading online mind mapping software. Includes apps for iPhone, iPad and Android.