Step 1
Upload video
Upload your AVI video file to Sonix and select the language.
Add subtitles to AVI videos
Sonix automatically transcribes your AVI 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 AVI in minutes
99%
Accuracy rate
Industry-leading AI transcription
53+
Languages
Subtitles in any language
Custom
Styling
Fonts, colors, positioning
Add subtitles to AVI 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 AVI subtitles
Can Sonix add subtitles to AVI videos?
Yes! Upload your AVI 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 AVI 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 55+ 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 AVI 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 54+ languages from your original video.
More ways to work with AVI files
Other AVI conversions
Trusted by video creators
Sonix is quick and easy to use! It's efficient and transcriptions were very close to perfect - only a little editing needed!!
I really like it. Easy to use, very accurate, and easy to correct when it is not. A truly super program, and I would recommend it to anyone.
I thought it was absolutely amazing, flawless.
I love how easy and intuitive it is to use Sonix! I can now put my energy and focus on actual content, instead of going through the tedious and time consuming process of transcribi...
I am completely blown away by this platform. I am already telling everyone about it!
I am very impressed with your program. The recording was not crystal clear and yet I received a perfect transcription...Wow! I would recommend this to anyone.
The process was super easy. I liked that you can upload video file without stripping away the audio first to do it, this of course saves production time. Great job overall for sure!!!
The accuracy of the AI voice recognition is amazing! Sonix is by far the most accurate of the 5 or 6 services that I tested.
Add subtitles to AVI now
Try Sonix free with 30 minutes of transcription. No credit card required.
