Thousands of incredible customers trust Sonix to add subtitles to their WMV files 
How do I easily add subtitles to my WMV files? 
Easily add subtitles to WMV files in four simple steps:
Upload your WMV file to Sonix
Log into Sonix and upload the WMV file, make sure to select the language that was spoken and then click the “Transcribe” button. If you do not have an account with Sonix, just create one here.Polish the transcript of your WMV file
We use cutting-edge audio transcription to transcribe your WMV file. Spend a few minutes cleaning up your transcript in our user-friendly transcript editor. You can also translate your transcript to over 30 different languages for an additional charge.Split your subtitles in the editor
Powerful subtitle splitting options await you. Set the number of lines per caption, the max number of characters per line, or the max time duration of each caption, and we'll break down your transcript for you. See each caption in our timeline and over the video.Export subtitles for your WMV file
Download SRT and VTT subtitle files of your WMV file. Then, incorporate them into your video production workflow. Or, if they look good already, you can burn-in the subtitles directly to your WMV file within Sonix for an additional charge.
That's it! You can download a new WMV file with the subtitles burned in, or SRT/VTT subtitle files in a matter of minutes. It's a brand new online workflow that makes your life 10x easier.
Please feel free to reach out to us for any other questions on how to add subtitles to your WMV files.
Frequently asked questions about adding subtitles to WMV files with Sonix
Can Sonix automatically split the subtitles from my WMV file for me?
Yes! After transcribing your WMV file, Sonix has very granular and powerful subtitle splitting options:
- Number of lines for your subtitle: 1-3 lines
- Number of characters per line: 45-90 characters
- Duration of each subtitle: 0.1s to 10s
We will split the subtitles for you and all you have to do is a bit of fine tuning before exporting or burning-in your subtitles.
Can I download the subtitles from my WMV file in either SRT or VTT?
Yes! You absolutely can split your transcript into captions and export them in SRT and VTT file formats. Now, you can easily bring these subtitle files into your workflow or make your WMV videos more accessible when you upload them to the Internet.
Can Sonix burn the subtitles into my WMV video for me?
Yes! Sonix is powerful enough to burn the subtitles into your WMV file. In the editor, simply select “Burn-in” from the Subtitles menu after you split and customize the look and feel of the subtitles. You don't need any other software, just Sonix.
Other ways to convert your WMV video files with Sonix 
WMV to text
Use the most accurate speech-to-text technology to convert files: WMV to text.
WMV to docx
Accurately transcribe your WMV file to Microsoft Word Format (docx) so you can bring the transcript into your workflow.
WMV to PDF
Easily transcribe your WMV file to Adobe's Portable Document Format (pdf) so you can share them with colleagues.
WMV to srt
Quickly create subtitles from your WMV files and save them as SRTs, one of the most widely supported subtitle formats.
WMV to VTT
Create more advanced captions for your WMV files by using the latest caption format VTT (Video Text Tracks).
WMV to captions
Quickly and easily create closed captions for your WMV files so you can embed them in your video files.
Add subtitles to WMV files
Quickly and easily add subtitles to your MP4 video files with the power of automated transcription.
Add accurate subtitles to your WMV file with Sonix 
Sonix automatically transcribes and translates your audio/video files in 49+ languages. Easily search, edit, and share your media files. Sonix is an online, automated speech-to-text service that accurately creates and adds subtitles to your WMV file. Sonix converts audio to text quickly, accurately, and easily. Fast, accurate, and affordable. Millions of users from all over the world.
Includes 30 minutes of free transcription
