Most affordable personal trainer software?

Unfortunately, because you want to add a workout portal, that’s usually an add-on to the basic service. Since it sounds like you want more of a “lean system, ” I would suggest just to work bare bones and email your clients workouts with the idea fitness system (if you have that) and just go basic with whatever you have now.

Most seamless fitness management systems (that aren’t buggy) and allow personalization want at least $99/month