The Pitcher plugin cannot be downloaded for free as a standalone software or an external VST. It is a native, stock plugin owned by Image-Line that is built directly into specific premium editions of FL Studio.

Problem: "Pitcher is causing crackling/popping." Solution: Increase your ASIO buffer size. Go to Options > Audio Settings > Buffer Length. Raise it to 256 or 512 samples.

What is the Pitcher Plugin?

Step 4: MIDI Controlled Pitch (The "Hard Tune" Trick)

This is where Pitcher beats free alternatives like Graillon or MAutoPitch.