All in one studio

🎙️

AI Voiceover

Pick a voice, adjust speed & pitch. Export as an audio track — or a finished video.

📝

Auto-subtitles

Accurate transcription with clean timing. Export SRT/ASS — or burn directly into the video.

🌍

Translate

Translate your subtitles into 40+ languages – or dub your entire video as a natural AI voiceover. Timing stays perfectly synced.

🔥

Burn-in (Hardcoded)

Embed subtitles and/or voiceover permanently — perfect for YouTube, Shorts & Reels.

Create videos with AI Voiceover — in minutes

Choose a voice, adjust speed/pitch, then export as an audio track or a finished video.

Flow

  1. Upload: choose video or audio
  2. Review & edit text
  3. Select voice & language
  4. Export as audio or video
Voice library with search, categories, and apply button

Generate subtitles in seconds

Edit text, assign speakers, translate and style — export SRT/ASS or burn in.

Highlights

  • Speaker detection
  • Timeline view
  • Style presets
  • Multilingual
  • Batch export
  • Glossary consistency
Timeline editor screenshot

Start now — no account needed

Upload anonymously and get AI subtitles in seconds.

Guest uploads are private and auto-deleted after 48 hours. No permanent storage.



Secure uploadHosted in the EU — GDPR-compliant
Secure uploadSecure 256-bit encryption
No account neededNo account required

Use the large power button in the UI to toggle the effect on and off. This helps you hear the immediate difference in clarity. Common Troubleshooting

Once the progress bar finishes, you may be asked to provide an email address for a newsletter (which you can usually skip). Click "Finish," and the DFX interface should pop up immediately.

DFX 12 is an audio plugin designed to improve the sound quality of your PC’s media players, streaming services, and video games. It works by processing the audio signal to add , Dynamic Boost , and Hyperbass , making even basic laptop speakers or cheap headphones sound significantly richer. Pre-Installation Checklist Before running dfx 12 setup.exe , keep these points in mind:

DFX 12 was designed primarily for Windows 7, 8, and early versions of Windows 10.

Are you installing this for a or to enhance your system-wide audio ?

Once the setup is complete, don't just leave it on default settings. To get the most out of your audio:

The file usually refers to the installer for DFX Audio Enhancer v12 , a popular legacy sound processing software (now succeeded by FxSound). If you’ve come across this file or are looking to install it, this guide will walk you through the setup process and what to watch out for. What is DFX 12?

Ensure the "DFX Audio Enhancer" component is checked. 3. Driver Installation

What makes Subvideo.ai unique?

The all-in-one platform for voiceover & subtitles — for creators, education & companies: powerful, fast and fully customizable.

🎙️ Voiceover (AI)

Voice library & multilingual

Natural-sounding AI voices in 40+ languages — with search, categories and preview.

Timing from subtitles & speaker assignment

Clean lip timing from your subs, assign voices per speaker — synced and consistent.

Fine-tune speed & pitch

Adjust voice, speech rate and pitch in seconds — natural and content-aware.

Export: audio track & finished video

Export as a separate audio track — or as a rendered video with voiceover.

Glossary & learning AI

Terminology stays consistent — brand names & technical terms are pronounced correctly.

Audio enhancement

Noise reduction & leveling — for clean, clear output.


📝 Subtitles (AI)

AI-powered subtitle generator

Subtitles in seconds — accurate, multilingual, with clean timecodes.

Subtitle studio with timeline

Edit visually, style, and sync with audio — like in Premiere/Final Cut.

Burn-in subtitles (hardcoded)

Permanently integrate subs — incl. position, safe area, margins & fonts.

Inline editing & styling

Text, fonts, colors, speaker tags and more — line by line.

One-click translation

70+ languages export-ready — timing & readability preserved.

Export in many formats

SRT, ASS, DOCX, JSON, CSV and more — one-click download.

Guest-mode upload

Create subtitles without an account. Register later & save unlimited.

AI speaker recognition

Automatically detect speakers and apply styles per person for best readability.

Subtitle analytics

Check length, timing and readability — instant quality feedback.

Export to every format you need

One-click export — optimized for YouTube, TikTok, Netflix, Adobe Premiere and more. Choose the ideal format for every platform or edit workflow.

.srt .ass .vtt .docx .pdf .txt .mp4 (burned-in) Premiere XML Final Cut XML DaVinci Resolve .json .csv .html preview .xliff .ttml .sbv

Whether for social publishing, NLE workflows, or accessibility — our export formats cover every need. Simple, flexible, everywhere.

YouTube TikTok Netflix Adobe Premiere Pro Final Cut Pro DaVinci Resolve

Why creators & teams choose Subvideo.ai

Built for pros — yet easy for everyone. Full control over every aspect of your subtitles:

🎨 Subtitle styling

Change fonts, colors, positions and preview instantly in the editor.

🎞️ Studio with timeline

Edit visually, sync with audio, split or merge lines — no tech hassle.

🔥 Burned-in subtitles

Embed subtitles into the video with one click — perfect for social & reels.

📚 Go to subtitle blog

What users say

Creators, educators, and companies love how simple and powerful Subvideo.ai is.

“Subvideo makes subtitles effortless — even in multiple languages.”

Sarah — Filmmaker

“The studio is intuitive and powerful. We transcribe everything with it.”

Tom — Teacher

“We use Subvideo for every training video — a real game-changer.”

Linda — HR Manager
🚀 Start now with your first video

Frequently Asked Questions

All answers at a glance — no accordions.

Dfx 12 Setup.exe -

Use the large power button in the UI to toggle the effect on and off. This helps you hear the immediate difference in clarity. Common Troubleshooting

Once the progress bar finishes, you may be asked to provide an email address for a newsletter (which you can usually skip). Click "Finish," and the DFX interface should pop up immediately.

DFX 12 is an audio plugin designed to improve the sound quality of your PC’s media players, streaming services, and video games. It works by processing the audio signal to add , Dynamic Boost , and Hyperbass , making even basic laptop speakers or cheap headphones sound significantly richer. Pre-Installation Checklist Before running dfx 12 setup.exe , keep these points in mind: dfx 12 setup.exe

DFX 12 was designed primarily for Windows 7, 8, and early versions of Windows 10.

Are you installing this for a or to enhance your system-wide audio ? Use the large power button in the UI

Once the setup is complete, don't just leave it on default settings. To get the most out of your audio:

The file usually refers to the installer for DFX Audio Enhancer v12 , a popular legacy sound processing software (now succeeded by FxSound). If you’ve come across this file or are looking to install it, this guide will walk you through the setup process and what to watch out for. What is DFX 12? Click "Finish," and the DFX interface should pop

Ensure the "DFX Audio Enhancer" component is checked. 3. Driver Installation

Can I upload large files?

Yes. Subvideo.ai is built for long audio/video and parallel uploads. Upload multiple files in one go — perfect for batch workflows.

Is Subvideo.ai secure?

Yes. Uploads, transcripts, and account data are encrypted; only you have access and can delete anytime. Payments are handled securely via Stripe. See Privacy & Security for details.

Which audio/video formats are supported?

Supported include MP3, M4A, WAV, OGG, OPUS as well as MP4, MOV, MKV, AVI, WEBM and more common formats.

Can I export my transcript?

Yes — as PDF, DOCX, SRT/VTT, CSV, and TXT. With batch actions you can export multiple files at once.

Which languages do you support?

Over 90 languages with very high accuracy. Especially strong in English, German, Spanish, French, Italian, Portuguese, Dutch, Chinese, Japanese, Russian, and Arabic.

What about accents, background noise & poor quality?

Clean recordings yield the best results. Subvideo.ai still handles accents/noise well. Optionally enable Audio Enhancement on upload.

How do I mark speakers in the transcript?

Enable Speaker Detection during upload. It takes slightly longer but gives clear speaker turns and consistent labels.

Can I translate transcripts/subtitles?

Yes. Translate into 90+ languages with one click and export right away. Optional: “Transcribe directly into English” at upload time.

How much can I transcribe?

Our infrastructure is designed for very large volumes. If you process massive amounts continuously, we’ll advise on best practices, batching, and throttling protection.

How do I cancel my subscription?

Anytime in Account Settings under “Manage subscription”. Access remains until the end of the current billing period.

Who’s behind Subvideo.ai?

A small team with big audio/video passion. We combine strong AI models with a studio that truly saves time day-to-day.

I have more questions.

Check the Help Center or contact us via the contact page — we’ll get back to you ASAP.

Go to full FAQ

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