Variable pitch track?

So I don’t know if this is in the right spot in the forums but here is my question: do any of you know if there is a plugin for Audacity or maybe even another program that offers the same functionality as the Time Track in audacity but without changing the speed of the playback? In other words, I want to be able to mess around with the pitch of song using curves WITHOUT affecting the speed of the playback. Any suggestions or comments are welcome. Thanks!

The only “controller track” that Audacity has (at present) is the “Time Track”.
For changing pitch without changing the speed, Audacity has two effects: