FAST AND EFFICIENTLY

Automatic Video dubbing

Videos translated with one click.Add the most realistic, professional video dubbing of 140+ languages to your videos using our world's leading AI voice.

Why Hei.io?

Rapid, 90% accurate translating

Skip the usual long and error-prone captioning process. Our tool delivers fast and accurate results, offering captions and voice-overs in 140+ languages.

Realistic AI voice-over

Are you searching for voice dubbing that doesn’t sound robotic and awkward? We have over 250 naturally sounding voices in 140+ languages to choose from and customize.

The best AI voice over generators (AI voice dubbers)

How it works

Create translated content in minutes, not hours, with just a few simple steps.

1. Upload file

  1. Upload your audio/video from your computer or Youtube link.
  2. Select the video's original and target languages.
  3. You can also upload with SRT/VTT files and use dictionaries for better transcription.

2. Processing

  1. After clicking submit. Soon, you will have autogenerated captions & translations.
  2. The process time is based on the length of the video.

3. Edit, dub & Export

  1. After satisfied with the transcription, click “Start Dubbing” with available voiceovers or use the Voice Cloning feature.
  2. Soon, you can export your video in formats like MP4, MP3, and SRT.
  3. Additionally, you can also edit and redub the video as needed.
AI VIDEO DUBBER

Natural sounding voices for videos

Create the most natural sounding and professional voices of 140+ languages for your videos using our world's leading AI technology. Or you can build your own AI voice by our Voice Cloning feature.

AI voice-over
YOUR GO-TO TRANSLATIO TOOL

Accurate translation in 140+ languages

Hei.io can get up to 95% accuracy in translation. Simply upload your videos and our service will automatically translate the audio of your videos to other languages.

Our platform combines machine learning and humans to ensure our translation keeps improving its accuracy.

You will have translated subtitles, and the translated voice-overs after a click. No more manually writing texts in Google Translate to translate your script. And no more getting frustrated at bad machine translating.

Fast turnaround time

We know how time-consuming and costly the traditional process takes to find suitable translators, editors, and voice actors in order to translate videos to other languages.

With Hei.io, you can do all these processes within minutes. What's the catch? You just have to upload videos, let the platform do your job, and get notified when it is done.

Within minutes and voila, you have all of your videos translated into various languages! No more manually translating or hiring expensive voice actors.

Easy-to-edit subtitles

With Hei.io subtitle feature, you can easily edit the timing of the subtitles. Change wordings and translated text. The subtitles will be automatically updated. Then Export to have the finalized work for your videos.

What's different about Hei.io

Easy to use

Super easy to create and edit videos. Easily paste the online link of videos to repurpose the content from the internet.

Fast and accurate

It takes minutes to generate subtitles for videos. You don't have to manually add the timing for subtitles.

Online

Hei.io is cloud-based, which means you can easily get access to the videos wherever you are. You and your team can also easily collaborate by sharing the cloud-based account.

Our Happy Users

"Fast and easy to use. Do the jobs perfectly. I am looking forward to their new feature of manipulating AI voices."

"It is so easy to convert our business videos from Finnish to Swedish, and English : translated subtitles and voice dubbing."

"Love the tool. They do really well with Spanish and English. I use for creating e-learning materials; the tool has saved me a lot of time!"

" The translation and voices are incredible! Great for us to create localized ads and promos for our ecom store"

User testimonial

Features

250+ AI Voices in 140+ languages

Great access to our growing library of 250+ voices of different genders, ages, and tones.

Multiple voices

You can easily pick multiple voices for different lines to make the videos sound more conversational.

Easily edit timings

Edit the timing of the voices to match the tones and speech that you prefer.

OUR COMMUNITY KEEPS GROWING

Within 2 months after our launch

60+

TEAMS USING US

100K+

MINUTES PROCESSED

30+

LANGUAGES

Unlimited editing & downloads

Edit the original captions, translate subtitles, and change voices as much as you want. Collaborate with teammates and freelancers to edit the text and sync in real-time to easily create the best translated subtitles and voice-over.

Then download as many different versions as you prefer. It's easy to customize the best tone for different audiences and channels.

VOICEOVER SPEECH EDITOR (COMING SOON)

Design your own voiceovers

With Hei.io, you're not limited from being creative with voice-overs. Edit the text, set your own tone of the voice-over you want for your videos - it's your playground to be creative. Whether you're a game studio or a social video marketer, we help you set the own voice for your brand.

Change the tone, emphasis, pitch and more. We empower everyone without voice editing skills to creating the AI voice-overs they want.

FAQ

Q: How do I put subtitles into movies?

A: The quickest way to add subtitles to a movie is to use Hei.io’s auto transcription tool. You can choose between hundreds of different foreign languages, and Hei.io’s subtitle generator will transcribe all the audio into text, then turn the text into subtitles.

Q: How can I add subtitles to a video for free?

A: With Hei.io, you can add subtitles to your videos for free!

     1. Create your Hei.io account.


     2. Upload a video directly to Hei.io from your computer or paste a link to your video.


     3. Choose the original language of the video and the language that you want to translate the video into.

Edit & Download:

After the video is processed, go to "Edit your video" and edit the text, and timing of your subtitles. You can choose to display original subtitles or translated subtitles! Then simply click "Export" and "Download video to have your finalized work!

SIMPLE & POWERFUL VIDEO EDITTING

All-in-one video editor tool

The easiest, most powerful subtitle and voice-over video editor. Loved and trusted by content creators and video agencies of 100+ brands to reach and engage with audiences better.

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