Step 1
Upload video
Upload your WMV video file to Sonix and select the language.
Add subtitles to WMV videos
Sonix automatically transcribes your WMV video and lets you add professional subtitles with customizable styling.
Auto-transcribe
Custom styling
Burn-in option
Audio
Video
DOCX
SRT/VTT
PDF
53+ Languages
10x
Faster than real-time
Add subtitles to WMV in minutes
99%
Accuracy rate
Industry-leading AI transcription
53+
Languages
Subtitles in any language
Custom
Styling
Fonts, colors, positioning
Add subtitles to WMV in 4 steps
Step 2
Auto-transcribe
Sonix AI transcribes your video with word-level timestamps.
Step 3
Customize subtitles
Split subtitles, adjust timing, and customize fonts and colors.
Step 4
Export or burn-in
Download SRT/VTT files or burn subtitles directly into your video.
Everything about adding WMV subtitles
Can Sonix add subtitles to WMV videos?
Yes! Upload your WMV video, and Sonix will transcribe it and let you add professional subtitles with customizable styling.
Can I burn subtitles into the video?
Yes! Sonix can permanently embed (burn-in) subtitles into your WMV video with your choice of fonts, colors, and positioning.
What subtitle styles are available?
Customize fonts, colors, background boxes, positioning (top, center, bottom), and more for your burned-in subtitles.
Can I download subtitle files separately?
Yes! Export subtitles as SRT, VTT, or other formats to use with YouTube, Vimeo, or your video editor.
Can I translate subtitles to other languages?
Absolutely! Sonix can translate your subtitles into 54+ languages for multilingual videos.
How do I split subtitles correctly?
Sonix offers auto-split options for max characters per line, lines per caption, and max duration. Fine-tune manually if needed.
The easiest way to add video subtitles
Auto-Transcribe
Upload your WMV and get accurate subtitles automatically.
Custom Styling
Choose fonts, colors, and positioning for professional results.
Burn-in Option
Permanently embed subtitles into your video with one click.
Translate
Create subtitles in 53+ languages from your original video.
More ways to work with WMV files
Other WMV conversions
Trusted by video creators
Faster than my captioning department and so easy to create subtitles!
The speech to text was fast and very accurate.
Found you through Google. Super easy to use. Transcribed 98% correctly even though it was not a great audio file.
Truly amazing. Saved me hours of work. And about 95% accurate which is great for a South African accent recording.
The interface and editor experience were great. I also like the way you handle speaker identification and naming. Pretty slick. Nice timestamp frequency / formatting too.
I had been using Dragon voice recognition software, but Sonix eliminates that step all together. I absolutely love Sonix.
It was so easy and convenient to use. The transcripts require minimal editing and the delivery time is fantastic!
I found out out you guys because I had to do some transcribing for me yearbook class and my friend recommended you guys. It was a very easy process and it took hours off the time I had to a...
Add subtitles to WMV now
Try Sonix free with 30 minutes of transcription. No credit card required.
