Subtitle Edit is a free editor for video subtitles - a subtitle editor. With SE you can easily adjust a subtitle if it is out of sync with the video and much more. Visually sync/adjust a subtitle (start/end position and speed). Import Blu-ray SUP titles or VobSub sub/idx binary subtitles and OCR to text srt subtitles. SUP to SRT, SUB to SRT. DVD to SRT. Requires Microsoft .NET Framework Version 4.0 or later.