TwistedBrush Help and Features

• Is there a free trial of TwistedBrush?
• How do I use a specific feature?
• I couldn't find information in the User Guide about how to do something. Where should I go for help?
• How do I suggest a new feature or a feature enhancement to TwistedBrush?
• Is there a Mac version of TwistedBrush?
• Is there a iPad or Android tablet version of TwistedBrush?
• Are drawing tablets supported in TwistedBrush?
• Are tutorials for videos available?