Tool

Auto Captions Generator

Generate auto captions in Sinhala, Tamil, and English with VIDO Studio. TikTok-style presets, SRT/ASS export, and 95%+ accuracy — all in your browser. Start free, no credit card.

How It Works

Getting auto captions for your videos takes three steps — no software to download, no account setup required to start.

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Step 1 — Upload Your Video

Drag and drop or browse to upload your MP4, MOV, WebM, AVI, or MKV file. There's no file size limit for caption processing — the upload starts instantly.

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Step 2 — Select Language

Choose Sinhala, Tamil, or English. The AI detects speech patterns automatically, so you just confirm the language and hit generate. Mixed-language audio (Sinhala + English) is handled natively.

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Step 3 — Download Captions

Review your captions in the timeline editor, make any adjustments, then export as SRT or ASS. You can also burn captions directly into your video with TikTok-style presets.

The entire process takes under 2 minutes for most videos. No waiting for cloud rendering queues. No re-uploading files to a second service. Your captions are generated quickly so you can move on to the next edit.

After generation, the timeline editor shows each caption line synced to your audio waveform. Click any line to fix text, adjust the start and end time, or merge two short segments into one. When you're done, export — that's it.

<2 min
Avg. Generation Time
10,000+
Videos Captioned
3
Languages Supported

Supported Languages

VIDO Studio supports auto captions in three languages — the ones that matter most for Sri Lankan creators. Unlike generic caption tools that offer 50+ languages but fumble South Asian speech, VIDO Studio is purpose-built for regional accuracy.

Language Accuracy Code-Switching Regional Accents
Sinhala (සිංහල) 95%+
Tamil (தமிழ்) 95%+
English 97%+

The AI is trained on South Asian speech patterns — this means it handles the unique cadence of Sri Lankan Sinhala, the regional Tamil dialects spoken across the island, and the distinct English accent common in Colombo and beyond. Where other tools mishear "බොහොම ස්තූතියි" as gibberish, VIDO Studio gets it right.

Code-switching is supported natively. If your video switches between Sinhala and English mid-sentence (as most Sri Lankan content does), the AI captures both without manual segment splitting. This is critical for YouTube tutorials, TikTok vlogs, and business content where multilingual speech is the norm.

All processing happens on VIDO Studio's servers using optimized speech recognition models. Audio data is deleted after 30 minutes — your files are never stored permanently.

95%+
Accuracy Rate
3
Languages
30 min
Data Auto-Delete

Caption Styles & Presets

VIDO Studio includes four built-in caption presets designed for different platforms and content styles. Pick a preset and the captions render with the right font, color, position, and timing out of the box — or customize everything manually.

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TikTok Bold

Large, centered text with bold weight and high contrast. Designed for short-form vertical video where captions need to be instantly readable over busy backgrounds.

Minimal

Clean, small text at the bottom of the frame. Subtle and professional — ideal for YouTube tutorials, product demos, and long-form content where captions should stay out of the way.

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Classic

White text with a semi-transparent background bar. The standard subtitle look that works everywhere — news-style content, interviews, and documentary footage.

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YouTube Standard

Optimized for YouTube's subtitle system. Clean white text without background, positioned at the bottom third. Exports as a separate SRT file you upload to YouTube Studio.

Customize Everything

Beyond presets, you have full control over caption appearance:

  • Font family — Choose from system fonts or upload a custom font for brand consistency
  • Font size and weight — Scale from subtle 14px to attention-grabbing 48px bold
  • Text color — Any hex color, with optional outline or shadow for readability on any background
  • Position — Top, center, or bottom of frame; adjust vertical offset in pixels
  • Background — Optional backdrop with adjustable opacity and corner radius
  • Animation — Word-by-word highlight, fade-in, or static display

Every style change previews instantly in the editor. When you export, the captions render with your exact styling — what you see is what you get.

Export Formats

VIDO Studio exports captions in the two most widely supported subtitle formats. Choose the right one based on where you're publishing.

Format Best For Styling Support Compatibility
SRT YouTube, Facebook, Twitter Basic (plain text + timing) Universal
ASS Adobe Premiere, DaVinci Resolve, advanced styling Full (fonts, colors, positioning, animation) Wide

SRT — SubRip Text

SRT is the industry standard for subtitle files. It's plain text with timestamps — lightweight, universally supported, and easy to edit in any text editor. Upload SRT files directly to YouTube, Facebook, Twitter, LinkedIn, or any social platform that accepts subtitles. If you just need captions on your video fast, SRT is the way to go.

ASS — Advanced SubStation Alpha

ASS files carry full styling information — fonts, colors, positioning, animation effects. Use ASS when you need precise control over how captions look in DaVinci Resolve, Adobe Premiere Pro, or Final Cut Pro. If you designed custom caption styles in the VIDO Studio editor, ASS preserves every detail.

Burn-In Export

Besides subtitle files, VIDO Studio can burn captions directly into your video. The text is rendered into the video frames — no separate file needed. This is ideal for TikTok, Instagram Reels, and YouTube Shorts where platforms don't support external subtitle uploads for short-form content.

Choose between MP4 (H.264) output at your original resolution or optimized 9:16 vertical export for short-form platforms. All rendering happens in-browser — your video never leaves your device for compression or format conversion.

Export your captions now →

Why VIDO Studio for Auto Captions

VIDO Studio isn't another generic AI caption tool. It's built for Sri Lankan creators who need accurate captions in the languages they actually speak. Here's how it stacks up.

Feature VIDO Studio Kapwing VEED.io Zubtitle
Sinhala captions
Tamil captions
English captions
Code-switching support
SRT export
ASS export
TikTok-style presets
In-browser compression
Starting price Rs. 5,000/mo $16/mo $24/mo $19/mo

The difference is clear: VIDO Studio is the only tool that supports Sinhala and Tamil captions. Kapwing, VEED.io, and Zubtitle are built for English-speaking markets and don't offer South Asian language support. If your content is in Sinhala, Tamil, or a mix of both, VIDO Studio is the only option that works.

Built for Sri Lanka

Pricing is in Sri Lankan Rupees. Support is local. The product is designed around the content creation workflow of Sri Lankan YouTubers, TikTokers, and small business owners — not Silicon Valley marketers. You also get additional tools that competitors charge extra for: video compression (entirely in-browser, no server upload), silence removal, screen recording, video merging, and GIF creation — all included.

Try VIDO Studio free →

Pricing

VIDO Studio pricing starts at Rs. 5,000 per month — significantly cheaper than international competitors that charge in USD. Every plan includes auto captions, video compression, silence removal, screen recording, and all other tools.

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Free Trial

5 hours of processing time, no credit card required. Full access to all caption languages, export formats, and presets. Try it before you commit.

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From Rs. 5,000/mo

Unlimited caption generation, all languages, all export formats. Includes video compression, silence removal, screen recording, and every tool in VIDO Studio.

Unlike competitors that charge per video or per minute of transcription, VIDO Studio gives you a flat monthly rate. Generate captions for 5 videos or 500 — the price doesn't change. And because compression and GIF creation happen entirely in your browser, there are no hidden per-minute processing fees.

See full pricing details →

Frequently Asked Questions

VIDO Studio delivers 95%+ accuracy for clear audio in Sinhala, Tamil, and English. Our AI is specifically trained on South Asian speech patterns, accents, and code-switching — giving better results than generic transcription tools that struggle with regional accents.
Yes. After generation, VIDO Studio opens a timeline editor where you can adjust timing, fix text, and reformat individual caption lines before exporting. You get full control over the final output.
VIDO Studio supports auto captions in Sinhala, Tamil, and English. These are the three most widely used languages in Sri Lanka, and our AI is trained specifically for South Asian speech patterns and regional accents.
Yes. Export your captions as SRT files and upload them directly to YouTube Studio. YouTube natively supports SRT format for subtitle tracks. You can also use ASS export for advanced styling before uploading.
Yes. VIDO Studio includes a 5-hour free trial with no credit card required. You can generate captions, test all three languages, and try every export format during the trial — full features, no restrictions.
Most videos under 10 minutes generate captions in under 2 minutes. Processing happens on our servers using optimized AI models, so you get results quickly without waiting for large uploads or slow cloud rendering.
Yes. VIDO Studio includes TikTok-style caption presets with bold fonts, animated text, and optimized timing for short-form content. You can burn captions directly into your video and export in 9:16 vertical format for TikTok, Instagram Reels, or YouTube Shorts.

Generate Captions Now

Upload your video, select a language, and get captions in under 2 minutes.