They are definitely 2 different animals.
Post Cycle has liver recovery agents, erectile enhancers, and mild test boosting, and mild anti-e
Forged Post Cycle is really all about increasing natural testosterone and decreasing SHBG.
Unleashed is comparable to the forged post cycle, but boosts natty test and lowers SHBG through different chemicals.
If you ask me, all 3 really compliment each other. Add in sustain alpha and you've got yourself a really great post cycle therapy.