Originally Posted by
Chataignier
All the practical options have been mentioned above, I've nothing to add to that, except to strongly reinforce the comments about learning curves. It takes a regular user years to fully master Lightroom/Photoshop and even longer if, as an occasional user, you have time to forget things between sessions. The other "professional" packages such as Afinity, DXO, Capture 1 etc are not much simpler.
I say this not to put you off, but to point out the penalties for changing your mind. Make a choice and stick to it. All the professional packages are excellent, each has its supporters and detractors. Pick one and stick to it.