Captions Generator
AI captions and subtitles for any video, free in your browser
What is Captions Generator?
Captions Generator is an online AI caption and subtitle generator. Drop in a video, audio or SRT file and get word-timed captions in 100+ languages within seconds. Fix any word, pick one of 22 caption styles, add hook titles, and export a captioned MP4 or SRT/VTT/TXT subtitle files.
Free with no sign-up: videos and subtitle files up to 30 minutes each, 1080p (small watermark on free videos) Translate captions or your own SRT files into 100+ languages for free Your video stays on your device; only the audio is sent for transcription Pro ($59/year): no watermark, 90-minute videos, 4K, word animations like karaoke, bilingual captions, AI keyword highlights and custom fonts