DDS GP is a patient education app for the iPad, iPhone, or iPod (works best with the iPad).  Retail price is $399, which is a one time cost (no monthly or yearly fees, and free updates for life).

Overall Rating = 4.8 out of 5

Performance = 5

Quality = 4

Value = 5

Ease of Use = 5

Pros

1. Very affordable.

2. Excellent return on investment (ROI)

3. Very effective

4. Little to no learning curve.  Very intuitive.

Cons

1. Some of the visuals and animations could be better

2. Still missing a few topics.  Example: shows hand scaling, but not ultrasonic scaling.

Links

Company website: http://www.ddsgp.com/DDSGP/Home.html

Purchase: http://itunes.apple.com/us/app/dds-gp/id386704683?mt=8