1) Harmony is the flagship, it has 3d import, spline deformers for animation etc., super expensive @3500 US$ was recently on sale 40% off.
2) Animate pro (3d camera) and Animate is targeting Television Animation market. 1200 and 600 US$ approx..
3) TB Studio, is a nice program, that can do a lot, for much less right now on sale for $199. I found it very easy to use, this is an example of a test animation done in less than an hour, including rendering, immediately after I downloaded the trial version:
http://www.micestudio.com/animation.htmlAfter seeing how easy it is to work with, I bought it

I suggest read the comparison on their site:
https://www.toonboom.com/animation-software/compare-animatio...and download the trial version of TBS and Animate and see if you like them:
https://store.toonboom.com/downloads/tryA Wacom tablet will help. Good luck!