Ever since version 1, iZotope has been pouring R&D into making this software unbeatable. RX is possibly the most well-known sound restoration software out today.
Try it out for free and see for yourself.
It’s definitely worth it for video editors, indie filmmakers or audio engineers who need a clean and quick solution. The one-knob style functionality makes them extremely simple for non-audio geniuses to use. The benefits of Accusonus’ tools is that you can run them in real-time and get results quick. If this fits your situation, I’d say it’s worth the small splurge for the top tier version. This means you can feed in 2 different channels ( boom and lav, for instance) and the 2 channels will inform each other of the content, making for a much cleaner denoising process with fewer artifacts. The secret here is that ERA-D does something that other tools don’t: 2-channel intelligent noise reduction.
You may be wondering about the steep upgrade when ERA-D does essentially the same things as the ERA Noise Remover and the ERA Reverb Remover. The Accusonus ERA Bundle Pro ($499) contains the 4 single-knob plugins as well as ERA D, a joint noise & reverb reduction plugin for post professionals. The ERA Bundle Standard ($149) contains 4 single-knob plugins, each one solving a different audio problem:
Here’s a quick overview of their comprehensive ERA Bundles.