Burn-in or embed subtitles into your video
Drag & drop video file here
Supports MP4, MKV, AVI, MOV, WebM and more
Drag & drop your MP4 file and subtitle file
Adjust font, size, color, and position of your subtitles
Save your MP4 video with burned-in subtitles
MPEG-4 Part 14
MP4 is the most widely used video container format, supporting H.264, H.265/HEVC, and AV1 codecs. It offers excellent compatibility across all devices, browsers, and platforms while maintaining a good balance between file size and quality.
Common reasons to add subtitles to MP4 videos
Save as MP4 for maximum compatibility across all devices and platforms.
MP4 is widely supported across all major web platforms and social media.
Use MP4 as an intermediate format for video editing workflows.
MP4 plays natively on virtually every smartphone and tablet.
Your videos and subtitle files never leave your device.
Hardware-accelerated subtitle burn-in for MP4 videos.
Add SRT and VTT subtitles to MP4, MOV, AVI, MKV, WebM and more.