IS Crosswind a good prep for the PMP or Simplified by Eileen Ellis?

Hello everyone, I have heard that Crosswind test prep for $295 including54000 q are good ? Can i have some feed back please 

 

Also i have heard about Aileen Ellis test prep  (Simplified)

 

Any advise please

Thank you

It is better to practice more for the exam. - Phillip Elden