NoiseZero is an audio editor that removes dead air, filler words like "um" and "uh," and background noise — mostly right on your phone, no editing experience needed. It's a silence remover, filler word remover, and noise reduction app built for podcasters, teachers, students, sales teams and anyone who talks for a living. Load a voice note, lecture, podcast take, or short-form video and get back a tight, confident recording in under a minute.