Yes. WaveVisual supports transparent-background video when you export as MOV (QuickTime). The file uses Apple ProRes 4444 with an alpha channel, so transparent areas in your design stay transparent in apps like Premiere Pro, Final Cut Pro, DaVinci Resolve, and CapCut.
MP4, GIF, and WebM exports are aimed at playback on the web and social platforms and do not preserve a full alpha channel the way an editing-focused MOV does. If you need to layer your waveform over other footage, choose MOV.
.mov file into your editor as an overlay track.For a broader overview of motion exports, see Can I download the sound wave animation as a video? in this help center, and our blog posts Understanding Video Export and Your sound, in motion.