AI-Powered Video Caption Translation –
Fast, Accurate Subtitles in Any Language

Fast, affordable, and accurate AI video subtitle translation for MP4 videos, powered by Whisper AI.
Upload your video, choose the language, and receive perfectly timed SRT or VTT files in minutes.

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This may take a few minutes for large files.
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Get Quotes for Document Translation in 3 steps

1. Select Languages

2. Set Industry

3. Upload Documents

Source Language Source Language Arabic Bosnian Bulgarian Cantonese Chinese Chinese Simplified Chinese Traditional Croatian Czech Danish Dutch English Estonian Estonian Finnish Flemish French French Canadian German German (Austria) German (Swiss) Greek Haitian Creole Hebrew Hindi Hmong Hungarian Indonesian Italian Japanese Korean Latvian Lithuanian Malay Mandarin Chinese Norwegian Polish Portuguese (Brazil) Portuguese (Portugal) Romanian Russian Slovak Slovenian (Slovene) Somali Spanish (European) Spanish (Latin America) Swedish Tagalog Tamil Thai Turkish Ukrainian Vietnamese

Target Language

Arabic	Bosnian	Bulgarian	Cantonese Chinese
Chinese Simplified	Chinese Traditional	Croatian	Czech
Danish	Dutch	English	Estonian
Estonian	Finnish	Flemish	French
French Canadian	German	German (Austria)	German (Swiss)
Greek	Haitian Creole	Hebrew	Hindi
Hmong	Hungarian	Indonesian	Italian
Japanese	Korean	Latvian	Lithuanian
Malay	Mandarin Chinese	Norwegian	Polish
Portuguese (Brazil)	Portuguese (Portugal)	Romanian	Russian
Slovak	Slovenian (Slovene)	Somali	Spanish (European)
Spanish (Latin America)	Swedish	Tagalog	Tamil
Thai	Turkish	Ukrainian	Vietnamese

Industry Select Industry Academic Chemical (MSDS) Financial Food and Beverage Gaming General Human Resources Legal Marketing Material Medical Patent Scientific Software/IT Technical Manual Technical/Engineering Web Content

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Supported file types:

WHAT TO EXPECT

• Professional Translation Service
• Fast Delivery
• Competitive Prices
• High Quality

FAQ

• How are my translations delivered?
• How do you handle PDF files?
• How do you ensure quality?
• How do you keep my information secure?

SUPPORT ? HELP ?

• [email protected]
• 866-280-9038 (US & Canada)
• +44(0)203-3189710 (UK)

First time using GTS translations?

Watch our how to video

Why Choose GTS for Video Caption Translation?

• AI-Powered Transcription & Translation
  We use OpenAI’s Whisper engine to transcribe and translate your video audio with exceptional accuracy in over 100 languages.
• Subtitle Files Ready to Publish
  Receive time-coded SRT or VTT files—ready for use on YouTube, Vimeo, e-learning platforms, and corporate training systems.
• Fast Turnaround
  Get subtitle translations delivered in minutes-not hours or days. Ideal for time-sensitive projects.
• Instant Quotes and Online Ordering
  No email chains or delays. Upload your MP4 file, select the target language, and get an instant quote.
• Enterprise-Grade Accuracy
  Perfect for corporate training, medical videos, technical demonstrations, marketing content, and compliance-related material.

Supported Formats & Languages

• Input formats: MP4, MOV, M4V
• Output formats: SRT, VTT
• Languages supported: Spanish, French, German, Portuguese, Chinese, Japanese, Arabic, and 100+ others.

Who Uses Our Subtitle Translation Service?

• Marketing teams – Localize promotional videos for international campaigns
• E-learning providers – Add multilingual subtitles to training modules
• Medical device companies – Ensure compliance with local regulations
• Energy & utility companies – Translate safety and compliance videos
• YouTubers & content creators – Reach a global audience in multiple languages

How It Works

1. Upload your MP4 video
2. Choose the source and target languages
3. Get an instant price quote
4. Pay online with your credit card
5. Receive translated subtitle files by email

Get Started Now

Try our AI-powered automated captioning tool today. Upload your video and get an instant quote now for multilingual subtitles.

Your Files Are Safe with Us

We use SSL encryption and secure servers to ensure that your content remains confidential throughout the process.

Built on the Power of Whisper + GTS Expertise

Whisper is one of the most advanced speech-to-text engines in the world. GTS combines it with a custom-built workflow and 20+ years of translation expertise to deliver subtitle files you can trust—accurate, formatted, and fully compatible with global platforms.