TomatoApp - Visual feedback for your presentation. Engage the audience!
Invision - Prototyping and collaboration for design teams
TigerTalk - Seamlessly get feedback on your video presentations
Red Pen - Red Pen lets you upload your design, share a short URL, and get live, annotated feedback super-fast.
Pastel - Sticky note-based feedback collection tool for live websites
Speaking.io - Brutally honest public speaking advice