Auto-caption Bengali videos

Automatically add accurate captions to your Bengali videos in less than 5 minutes. Sonix extracts speech, generates perfectly-timed captions, and exports to SRT or VTT format.

5-minute processing
SRT & VTT export
YouTube compatible
Video
Captions
Timing
SRT
VTT
YouTube
5min
Caption generation
1-hour Bengali video captioned in ~5 minutes
99%
Caption accuracy
Industry-leading Bengali speech recognition
40+
Video formats supported
MP4, MOV, AVI, MKV, WebM, and more
SRT/VTT
Caption export formats
YouTube, Vimeo, Facebook compatible
How It Works

Auto-caption Bengali videos
in 6 easy steps

1

Sign in to Sonix

Log in to your Sonix account or create a free trial account. Your trial includes 30 minutes of free auto-captioning for Bengali videos.

2

Upload your video

Click 'Upload' and choose the Bengali video file from your computer that you want auto-captioned. Sonix supports 40+ video formats including MP4, MOV, and AVI.

3

Select language

Make sure you select Bengali as the language spoken before clicking the 'Transcribe' button. Our AI will extract and transcribe all speech from your video.

4

Split into captions

Once transcribed, go to the Subtitles menu and select 'Split subtitles.' Sonix automatically splits your transcript into properly-timed caption segments.

5

Polish your captions

Review and correct any proper nouns or technical terms. Use our editor to fine-tune timing and make your Bengali captions perfect.

6

Export captions

Click 'Export' and choose SRT or VTT format for your Bengali captions. Ready for YouTube, Vimeo, Facebook, or any video platform.

Common Questions

Frequently asked questions about
Bengali auto-captioning

How long does it take to auto-caption Bengali videos?

Sonix uses cutting-edge transcription algorithms to caption your Bengali videos in minutes. Our servers can auto-caption a one-hour Bengali video in under 5 minutes. You can then edit and fine-tune using our powerful subtitle editor.

What caption file formats does Sonix export?

Sonix exports Bengali captions in two industry-standard formats: SubRip (.srt) and WebVTT (.vtt). Both formats are compatible with YouTube, Vimeo, Facebook, and virtually all video platforms and players.

Can I burn captions directly into my Bengali video?

Yes! From the Subtitles menu, you can choose to burn-in the Bengali captions directly into your video. This creates a new video file with permanent, embedded captions that display on any device.

How accurate are Bengali auto-captions?

Sonix delivers 85-99% accuracy for Bengali auto-captioning, depending on audio quality. Clear audio with minimal background noise achieves the best results. Our AI models are trained specifically for Bengali speech patterns.

Can I customize caption styling?

Yes. Sonix lets you customize font size, font color, background color, and caption positioning. These styling options are preserved when you burn captions into your video.

Do auto-captions work with YouTube?

Absolutely. Export your Bengali captions as an SRT or VTT file and upload directly to YouTube. Your captions will sync perfectly with your video's audio.

Why Sonix

The best choice for
Bengali video captions

Blazing fast

Get your Bengali video captioned in minutes, not hours. Our AI processes at 10x real-time speed.

Export options

Export to SRT, VTT, or burn captions directly into your video. Compatible with all major platforms.

Easy editing

Fine-tune timing and text with our intuitive subtitle editor. Click any caption to jump to that moment.

Any video format

Upload MP4, MOV, AVI, MKV, WebM, and 40+ other video formats. No conversion needed.

Customer Reviews

Trusted by professionals worldwide

4.98 rating from 211 reviews

Gobsmackingly amazing! As a software developer of 40 years I know quality when I see it. An amazing product and a pretty damn good web-site to back it all up also. Totally ...
PZ
Paul Z.
Schaffhausen, Switzerland
Way better than other transcription services I've tried. It will save me a lot of time. I'd recommend it to everyone I know.
GM
Ginette M.
Austin, Texas USA
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!!!
AS
Aaron S.
San Francisco, CA USA
I love how easy it is – it saves me so much time transcribing – I can just pull out the main points of interest from the transcription.
NJ
Noreena J.
Windsor, Canada
I'm very happy with the experience. The Spanish translations are superb. I'm in awe!
LV
Luis V.
San Jose, Costa Rica
It’s super easy to use and I was so impressed how fast the transcription came back. I love that you can listen to the recording while following along with the transcripts. I also l...
SS
Samantha S.
Suffolk County, NY USA
Get Started

Your Bengali video captions are
just 5 minutes away

Upload your Bengali video and get perfectly-timed captions in minutes. Start with 30 minutes free—no credit card required.

99% accuracy. Every word matters.

AI transcription and translation in 53+ languages.