If you need a permanent free solution without a trial limit, consider these alternatives:

Waves Clarity VX is arguably one of the best tools released in recent years for vocal production. It bridges the gap between professional audio engineers and hobbyists, making high-quality audio accessible to everyone.

If you're cleaning up vocals for a podcast, YouTube video, or music track, here is what makes it a top choice: Waves Free Plugin Pack - Waves Audio

Unlike many restoration tools that require "rendering," Clarity Vx works in real-time, making it ideal for live streaming and fast-paced video editing.

The biggest issue with cheap noise reduction plugins is "artifacts"—that underwater, robotic sound you get when you strip too much noise. Clarity VX is exceptionally good at removing the noise while keeping the voice sounding crisp and organic.