Hei.io
Hei.io is a comprehensive toolkit designed to streamline the process of generating auto-captions and automated dubbing for video and audio ...
Last verified:
What is Hei.io?
Hei.io is an AI-powered platform for video and audio dubbing with translated subtitles, enabling users to translate audio/video content into 140+ languages with 440+ AI voices. The tool automatically generates captions and subtitles with synchronization, eliminating the need for manual transcription and timing. It offers realistic AI voice-over that doesn't sound robotic, with over 250 naturally sounding voices available across the supported languages.
Key features include Voice Cloning technology that preserves the essence of your original voice while translating content into multiple languages (supporting up to 32 languages), auto-captioning with automatic synchronization, translated AI voiceover for reaching global audiences, and upcoming Lip Sync capability for perfect audio-visual alignment. Users can upload files from their computer or YouTube link, select original and target languages, and export in MP4, MP3, and SRT formats.
Hei.io is designed for content creators, video agencies, marketing teams, businesses with global audiences, and publishers who need to localize video content. The platform has been trusted by hundreds of companies and content creator teams, with over 100K users, 125K+ videos generated, and 200K+ files exported. It simplifies the localization process for YouTube videos, social videos, product tutorials, onboarding videos, and marketing content.
Hei.io pricing
Pricing model: Paid
Hei.io offers a free trial with 120 minutes of auto-translated captions (no credit card required). Paid plans include: Basic Plan at $39/month monthly or $33/month annually (25 minutes/month or 300 minutes/year); Pro Plan at $109/month monthly or $89/month annually (100 minutes/month or 1200 minutes/year); Business Plan at $489/month monthly or $379/month annually (500 minutes/month or 6000 minutes/year); Enterprise Plan for custom needs (contact sales); and Pay As You Go at $12/hour. All plans can be cancelled anytime with annual billing saving 35%.
Hei.io pros
- Supports 140+ languages for global audience reach
- 440+ AI voices available for voiceovers
- 90% accurate rapid translation in minutes
- Voice Cloning preserves original voice essence across 32 languages
- Auto captions with automatic synchronization saved
- No manual transcription or timing required
- Realistic AI voices that don't sound robotic
- 250+ naturally sounding voice options
- Upload from computer or YouTube link directly
- Export in MP4, MP3, and SRT formats
- Easy-to-use interface for all technical levels
- Free trial available no credit card required
- Cancels anytime without penalties
- Stripe payment accepts Visa and MasterCard
- Saves time and money compared to human voice actors
- Handles multi-speaker videos with speaker detection
- Dictionary support for better transcription accuracy
- SRT/VTT file upload capability
Hei.io cons
- Lip Sync feature not yet available (coming soon)
- Limited accent support for some languages
- Lack of emotion in some AI voice outputs
- Missing human touch in translations sometimes
- Multi-Speaker Support with detection not included
- Data privacy: uses data for AI model training
- Maximum file size limits for uploads
- Processing time depends on video length
Frequently asked questions about Hei.io
How do I create a Hei.io account?
Visit the hei.io website and click the Sign up button. You can continue with your email or with Google. If choosing email, enter your email address and follow the instructions sent to complete registration. After creating an account, you can start using AI video & audio dubbing, voice cloning, auto-captioning, and other features.
What languages does Hei.io support?
Hei.io supports over 140 languages including English, Chinese, Spanish, Hindi, Portuguese, French, German, Japanese, Arabic, Russian, Korean, Indonesian, Italian, Dutch, Turkish, Polish, Swedish, Filipino, Malay, Romanian, Ukrainian, Greek, Czech, Danish, Finnish, Bulgarian, Croatian, Slovak, Tamil, Vietnamese, Hungarian, and many more.
How does Voice Cloning work?
Voice Cloning is a breakthrough technology that preserves the essence of your original voice while translating content into multiple languages. It supports up to 32 languages and allows you to maintain brand identity and voice consistency across diverse markets without needing to find new voice talent.
What file formats can I upload and export?
You can upload audio/video files from your computer or provide a YouTube link. You can also upload SRT/VTT subtitle files and use dictionaries for better transcription. Export formats include MP4 for video, MP3 for audio, and SRT for subtitle files.
Is there a free trial available?
Yes, Hei.io offers a free trial account with 120 minutes of auto-translated captions. No credit card is required to start, and you can experience all features before committing to a subscription. All paid plans also include a free trial period.
How accurate is the translation?
Hei.io delivers rapid translation with 90% accuracy. The AI-powered platform provides fast and accurate results for captions and voice-overs, skipping the long and error-prone traditional captioning process while offering professional-quality dubbing.
What is the difference between Basic, Pro, and Business plans?
The Basic Plan includes 25 minutes/month (300 minutes/year) at $39/month. The Pro Plan includes 100 minutes/month (1200 minutes/year) at $109/month. The Business Plan includes 500 minutes/month (6000 minutes/year) at $489/month. All plans include AI voiceovers, dubbing, auto-captions, and access to the full voice library.
Can I edit my dubbing after generation?
Yes, after you're satisfied with the transcription, you can click 'Start Dubbing' with available voiceovers or use Voice Cloning. You can then export your video and also edit and redub the video as needed to make adjustments before final export.
When will Lip Sync be available?
Lip Sync is a coming soon feature. HeiTech's revolutionary Lip Sync capability will ensure that video audio and visuals are perfectly aligned, saving time and effort while delivering professional-quality results. It is not yet available but is planned for future release.
How do I contact Hei.io for support?
You can submit inquiries or send emails to [email protected] for both general customer support and technical support. The website also offers a chat feature for technical support questions and assistance with using the platform.