I am a professional poker player and been using all kinds of tools over the years, and do not imagine any reasons not to take advantage of these programs. There is a list of my recommended poker software.
These tools will surely help you learn strategy much quicker than just playing and just as you said, it will prevent you from losing money. From GTO ...
There are plenty of sites to learn from, and some of them have paid options for poker training courses, but if talking strictly about free content in the form of articles and communities here are my list:
Advanced - Upswing
Intermediate - MyPokerCoaching
Beginners - Thepokerbank
For communities, these who are worth to mention:
As for paid ...