Add subtitles to MK3D videos

Sonix automatically transcribes your MK3D 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 MK3D in minutes
99%
Accuracy rate
Industry-leading AI transcription
53+
Languages
Subtitles in any language
Custom
Styling
Fonts, colors, positioning
How It Works

Add subtitles to MK3D in 4 steps

Step 1

Upload video

Upload your MK3D video file to Sonix and select the language.

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.

Common Questions

Everything about adding MK3D subtitles

Can Sonix add subtitles to MK3D videos?

Yes! Upload your MK3D 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 MK3D 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.

Why Sonix

The easiest way to add video subtitles

Auto-Transcribe

Upload your MK3D 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.

Reviews

Trusted by video creators

4.98 rating from 211 reviews

It's incredibly fast, and it sets the timing for subtitles perfectly. I dread having to time everything myself, and with Sonix I can do that just by pressing Enter!
AC
Alessandro C.
Porto Alegre, Brazil
Excellent tool if you're looking for an accurate Turkish transcription. I tried a handful of ones, and Sonix won by a landslide.
AK
Ahdi K.
Ankara, Turkey
This is the greatest transcription service I've ever seen. I am so pleased with the results and I am recommending your services 100 out of 10.
RZ
Rida Z.
Sudan, Africa
Works very well with Arabic voices.
MA
Mohamed A.
Dubai, UAE
Thank you for this amazing application and program which really saved my life.
RA
Rizwan A.
Rawalpindi, Pakistan
Terrifyingly accurate.
SS
Samuel S.
Cedar Rapids, IA USA
Get Started

Add subtitles to MK3D now

Try Sonix free with 30 minutes of transcription. No credit card required.

99% accuracy. Every word matters.

AI transcription and translation in 54+ languages.

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