AI Subtitle Generator

Automatically create subtitles, edit timing and text directly in your browser, translate into other languages and export SRT, ASS or burned-in video in one workflow.

Create subtitles now
Open subtitle editor
OR
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Upload video or audio directly
EU hostingHosted in the EU — GDPR-compliant
Secure uploadSecure 256-bit encryption
No account neededNo account needed
🎬
Built for long videos
0
Supported languages
✨
High-accuracy AI

Built for every creator

See how Subvideo.ai fits into your specific workflow.

Kurzvideo_Projekt_01 - Subvideo Creator
HOW TO
GO
VIRAL!

Go viral with dynamic subtitles

Hook your audience with animated Hormozi-style text, emojis and bold colors. Export directly for TikTok, Reels and Shorts — without manual keyframing.

Audio Studio AI
Welcome back to the podcast

Turn long audio into video content

Upload 2-hour podcasts and let our AI transcribe them with high precision. Edit the text as easily as a Word document and export in seconds.

Auto-LocalizationProcessing...
Original (EN)
How are you doing today?
Spanish (ES)
¿Cómo estás hoy?
German (DE)
Wie geht es dir heute?
French (FR)
Comment vas-tu aujourd'hui?

Scale your production

Skip tedious manual syncing in Premiere Pro. Generate highly customizable .ass and .srt files locally or upload your finished .srt to animate it instantly.

Reach a global audience

Automatically translate your educational content into 130+ languages. Make your courses accessible worldwide with one click and increase your global reach.

EU-hosted • Secure uploads • No installation required • Browser-based workflow

What makes Subvideo.ai unique

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

🤖

AI-powered subtitle generator

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

🗂️

Subtitle studio with timeline

Edit visually, style subtitles and sync them with audio — like in Premiere or Final Cut.

🔥

Burned-in subtitles

Integrate subtitles permanently — including position, safe area, borders and fonts.

🎨

Inline editing & styling

Edit text, fonts, colors, speaker tags and more — line by line.

🌍

One-click translation

70+ languages ready for export — while keeping timing and readability intact.

📦

Export in many formats

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

🚪

Guest upload mode

Create subtitles without an account. Register later and save unlimited projects.

👥

AI speaker recognition

Detect speakers automatically and assign styles per person.

📊

Subtitle analysis

Check length, timing and readability — with instant quality feedback.

🎚️

Audio enhancement

Remove background noise and optimize voices professionally.

Generate subtitles in seconds

Edit text, assign speakers, translate and style subtitles — export as SRT/ASS or burn them into your video.

Highlights

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

Create videos with AI voiceover — in minutes

Voice library with search, categories and apply button

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

Workflow

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

Why Subvideo.ai

Built for speed, precision and creative freedom.

🚀

Enterprise translation

Two-stage pipeline: we use local AI (CT2-Opus) plus Google Translate fallback for 99% accuracy and no outages.

🎨

Advanced ASS engine

Others only offer standard SRT. We provide real ASS rendering — full control over fonts, colors and positions.

🔒

Privacy-focused

Your files are processed securely. No sharing with third parties.

Do not settle for boring subtitles.

Swipe to explore our animated presets.

The Influencer
MAKE IT POP! 🔥
Neon Cyberpunk
SYSTEM_READY
Karaoke Mode
Sing with me
Sing with me
Beast Mode
100 DAYS
Focus Highlight
HOW TO GO VIRAL FAST
Cinematic Minimal
"A silent whisper..."
Standard (Boring)
This is a normal subtitle
Try all 20+ presets

Built for real video workflows

Subvideo.ai helps creators, teams and businesses turn videos into subtitles, translations and voiceovers faster.

🎬
Create subtitles for Shorts, Reels, TikToks and YouTube videos without editing every line manually.
For creators
🏢
Process client videos faster, translate subtitles, export hardcoded MP4 files and keep projects organized.
For agencies
🎓
Make courses, tutorials and training videos more accessible with subtitles and translated versions.
For educators
🌍
Turn webinars, product demos and internal videos into multilingual content for global teams.
For businesses

Subtitles in 3 simple steps

1

1. Upload media

Simply drag and drop your video or audio. We support all formats.

2

2. Edit & style

Our AI transcribes instantly. Correct the text, translate it and adjust styling in the studio.

3

3. Export & burn in

Download SRT, ASS or VTT — or burn subtitles directly and permanently into your MP4 video.

Works perfectly wherever you publish

YouTube TikTok Netflix Premiere Pro Final Cut Pro DaVinci Resolve

Start now — no account needed

Upload your file anonymously and get AI subtitles in seconds.

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

📁
Drag your file here
or click to browse (MP4, MP3, WAV, SRT)
EU hostingHosted in the EU — GDPR-compliant
Secure uploadSecure 256-bit encryption
No account neededNo account needed

Choose your plan

Start for free — upgrade anytime for more power and unlimited access.

Guest mode

Free
  • 1 free upload
  • Max. 60 min./file
  • Temporary editor access
  • Files are automatically deleted after 48 hours
Try without account

Free account

$0/month
  • Up to 3 uploads/day
  • Max. 60 min./file (trimmed if necessary)
  • Projects saved permanently
  • Full editor access
  • 1 free voiceover video
    •
Create a free account

Ultimate

$9.99/month
  • Unlimited uploads & file length
  • All export formats unlocked
  • Priority processing
  • Priority support
  • Unlimited voiceover videos
    •
Upgrade to Ultimate

What makes Subvideo.ai unique

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

📝 Subtitles (AI)

AI-powered subtitle generator

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

Subtitle studio with timeline

Edit visually, style subtitles and sync them with audio — like in Premiere or Final Cut.

Burn subtitles into video

Integrate subtitles permanently — including position, safe area, borders and fonts.

Inline editing & styling

Edit text, fonts, colors, speaker tags and more — line by line.

One-click translation

70+ languages ready for export — while keeping timing and readability intact.

Export in many formats

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

Guest upload mode

Create subtitles without an account. Register later and save unlimited projects.

AI speaker recognition

Detect speakers automatically and assign styles per person.

Subtitle analysis

Check length, timing and readability — with instant quality feedback.

🎙️ Voiceover (AI)

Voice library & multilingual support

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

Timing from subtitles & speaker assignment

Clean lip timing from your subtitles, assign voices per speaker — synchronized and consistent.

Fine-tune speed & pitch

Adjust voice, speaking speed and pitch in seconds — naturally and matched to the content.

Export: audio track & finished video

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

Glossary & learning AI

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

Audio optimization

Noise reduction and leveling — for clean, clear output.

Export in every format you need

Export with one click — optimized for YouTube, TikTok, Netflix, Adobe Premiere and more. Choose the ideal format for every platform or editing 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 you publish on social platforms, edit in pro tools or need accessibility, our export formats cover every need. Simple, flexible and ready to use anywhere.

YouTube TikTok Netflix Adobe Premiere Pro Final Cut Pro DaVinci Resolve

Why creators & teams choose Subvideo.ai

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

🎨 Subtitle styling

Change fonts, colors and positions and preview subtitles in real time inside the editor.

🎞️ Studio with timeline

Edit subtitles visually, align them with audio, cut segments or merge lines — without technical know-how.

🔥 Burned-in subtitles

Embed subtitles directly into your video with one click — perfect for social and Reels.

📚 Go to the subtitle blog

Frequently Asked Questions

All answers at a glance — no expanding required.

Are there limits or is Subvideo.ai “unlimited”?

Our plans are designed for high usage. For fair use, please do not share accounts. For very high volumes, we help you set up suitable workflows.

Can I upload large files?

Yes. Subvideo.ai is built for long audio/video files and parallel uploads. You can upload multiple files at once — ideal for batch workflows.

Is Subvideo.ai secure?

Yes. Uploads, transcripts and account data are encrypted; only you have access and can delete everything at any time. Payments are processed securely via Stripe. More details are available in Privacy & Security.

Which audio/video formats do you support?

We support MP3, M4A, WAV, OGG, OPUS as well as MP4, MOV, MKV, AVI, WEBM and other 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 the same time.

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 and weak audio quality?

Clean recordings deliver the best results. But Subvideo.ai also handles accents and noise well. You can optionally enable audio optimization during upload.

How do I mark speakers in the transcript?

Enable speaker recognition during upload. It takes slightly longer, but provides clear speaker changes and consistent labels.

Can I translate transcripts/subtitles?

Yes. Translate into 90+ languages with one click and export directly in the format you need. Optional: transcribe directly into English during upload.

How much can I transcribe?

Our infrastructure is designed for very large volumes. If you process extremely high volumes continuously, we advise you on best practices, batching and throttling protection.

How do I cancel my subscription?

Anytime in your account settings under “Manage subscription”. Access remains active until the end of the current billing period.

Who is behind Subvideo.ai?

A small team with a big passion for audio and video. We combine strong AI models with a studio that genuinely saves time in everyday workflows.

I have more questions.

Visit the help center or contact us through the contact page — we will get back to you as soon as possible.

Go to full FAQ

Create voiceovers & subtitles smarter

Upload your first file now. Edit, translate, export or embed it — instantly and effortlessly.

Create a free account
Unlimited projects & saved subtitles
OR
Try without signing up
No account needed — just upload and test
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🎧 Open subtitle editor