Audio to video
AI audio to video generator — upload sound, get a video
The fastest way to make a video from audio: Brollio turns narration into a faceless, captioned video with stock b-roll matched to every sentence you speak.
Upload any audio file
Voiceovers, narration tracks, audiobook excerpts, and podcast clips all work — we handle the rest.
AI builds the video draft
Transcription, beat detection, stock clip matching, and caption timing happen automatically.
Review and export
Tweak the script, swap clips, pick a caption style, and export a polished MP4 ready to publish.