The 10 Best AI Video Translators of 2024 [Free & Paid Tools Reviewed]

Video translation has long given film and YouTube stars global fame and fortune, and now, it’s gaining major attention across industries. Businesses are turning to video translation to make their sales, marketing, and educational content accessible to more people across different languages and locations, offering a more personal experience on a deeper level. It’s ideal for explaining products, delivering educational content, or promoting services in a way that feels natural and relevant to each viewer. 

While video translation opens up the conversation to viewers who would otherwise miss out, and companies looking to break through language barriers are finding this to be a key tool for growth, if you’ve ever worked with a human translator (or translate any type of content yourself), you know it’s a process that takes skill, patience, time, and money. But thanks to AI video translator tools, this process has become faster, more efficient, and surprisingly affordable. These tools can instantly translate your video content with remarkable precision and nuance, helping you reach new audiences quickly.

In this blog post, we’ll walk you through the best AI video translator tools available right now, how they work, and how they can help you create content that speaks to everyone, everywhere.

What is an AI Video Translator?

An AI video translator is a tool that uses artificial intelligence to convert spoken or written content in a video into multiple languages. Unlike more straightforward translation methods like adding subtitles or captions, AI video translators use sophisticated algorithms and large language models (LLMs) to process audio, text, and visual cues, transforming the video into a new language while maintaining the natural flow and tone of the original content. The goal is to make the translated video feel like it was created in that language, both in spoken language and visual synchronization.

How Do AI Video Translators Work?

AI video translators follow a technically complex yet automated process that takes just a few minutes:

1. Audio conversion: First, the AI technology analyzes the audio signals from the original video and converts them into a text-based format. This involves breaking down the speech into words and sentence structures and identifying key linguistic features like tone and emotion.
2. Language model translation: The text is then passed through a large language model (LLM) trained to recognize and translate various languages. The model translates word-for-word but also adapts grammar, slang, figures of speech, and cultural nuances. For example, if someone in the original English video says, “It’s raining cats and dogs,” the AI translator doesn’t just turn that into “Está lloviendo gatos y perros” (a literal translation). Instead, it recognizes that this phrase means “heavy rain” and translates it into the Spanish equivalent of “it’s pouring,”: “Está lloviendo a cántaros,” which makes sense to a native Spanish speaker.
3. Audio regeneration: Once the translation is complete, the AI system generates new audio in the target language. This involves producing speech that mimics a natural human voice, considering things like accent, intonation, and pacing. The result is audio that sounds authentic to native speakers.
4. Visual synchronization: Finally, the AI synchronizes the translated audio with the speaker’s mouth movements in the video. This process involves more than simple lip-syncing; the AI adapts facial expressions and other micro-gestures to fit the sound patterns of the new language, ensuring the speaker appears to be naturally speaking the translated language.

How AI Video Translator Apps Benefit Modern Businesses

Thanks to this automated process, AI video translation tools can handle hours of content in a fraction of the time it would take for manual translation, providing businesses with the following benefits:

• Translated video content for global audiences without needing multiple language versions of the same video.
• Expanded market reach by making your educational, marketing, or training videos accessible to speakers of different languages.
• Improved viewer engagement by offering translated videos in a natural-sounding speech that syncs with the video as if originally in that language.
• Streamlined internal communications by translating company-wide training or onboarding videos into different languages for international teams.
• Reduced costs by eliminating the need for human translators or voice actors, allowing the AI video language translator to handle the entire process.

The result: businesses can quickly and affordably reach new audiences while ensuring that the message remains consistent and authentic across all languages.

10 Top AI Video Translators for 2024

If you’re working on translating YouTube videos, creating multilingual marketing content, or localizing e-learning materials, you need a solution that fits seamlessly into your workflow. With so many AI video translator tools in 2024, picking the right one for your specific needs can feel overwhelming.

But don’t worry! After trying out a range of options, we’ve compiled a list of the best AI video translator apps—free and paid—to help you find the one that works for you based on your project’s scale or scope.

1. D-ID Video Translate

D-ID Video Translate is an exciting AI video translation tool that allows users to transform their videos into multiple languages while maintaining authenticity. Designed for businesses, educators, and content creators, D-ID’s AI technology seamlessly clones the speaker’s voice and adapts lip movements to match the new language.

Key features:

• Voice cloning
• Bulk translation into 29 languages
• Lip movement synchronization
• A simple drag-and-drop interface

Pros:

• Translation looks and sounds like it’s being spoken for the first time
• Automatically bulk translates videos into multiple languages
with just a few clicks
• Accessible through the self-service studio and API

Cons:

• Limited free trial features

Pricing: Free trial available; Paid plans start at $4.7/month (Lite) and go up to $108/month (Advanced).

2. Dubverse.ai

Dubverse.ai offers an efficient way to translate and dub videos into over 30 languages, with a focus on speed and accuracy. While it’s a great option for video dubbing, it’s particularly popular among users creating content in Indian languages, making it highly relevant for regional markets.

Key features:

• AI-powered dubbing
• Automatic subtitle generation
• Speech-to-text
• There is a variety of voice styles to choose from

Pros:

• Great for regional Indian languages
• Easy-to-use interface
• Useful for video subtitling with embedded SRT files
• Strong transliteration features

Cons:

• Limited language library for non-Indian users
• Subpar lip-syncing
• Robotic-sounding translated speaking voice 
• Beyond the smaller business’s budget

Pricing: Free trial available; Paid plans start at ₹500 monthly for the biannual billing plan.

3. HeyGen

HeyGen is known for its ability to create and translate videos into 40+ languages. It allows you to build videos from scratch using customizable avatars and voices, which makes it perfect for those looking to personalize their content and reach a global audience without using real actors.

Key features:

• Voice cloning
• Customizable avatars
• AI-driven translation into multiple languages

Pros:

• Tons of voices and avatars to choose from
• Translations can be edited
• Easy onboarding with video templates

Cons:

• Doesn’t support longer videos
• Limited extra translation services like subtitling
• Output quality can be subpar

Pricing: Free version is available; Paid annual plans start at $24/month.

4. InVideo

InVideo is a popular tool among marketers and content creators for its ability to translate videos into over 50 languages. With its AI voice translation and human-like voiceovers, InVideo allows you to reach a global audience while maintaining a professional, polished feel to your content.

Key features:

• Multilingual AI voice translation
• Emotionally expressive AI voiceovers

Pros:

• Simple text commands to edit translations
• Quick voice translation for business communication

Cons:

• Can only translate videos made using InVideo

Pricing: Free version is available; Paid plans start at $20/month.

5. Maestra.ai

While Maestra.ai’s interface is as bland as can be, the tool can create exciting, fresh AI video translations, simplifying the video translation process with automatic transcription, voiceover, and subtitles in 100+ languages. It’s a user-friendly tool designed for both small content creators and large enterprises, offering versatility for various video projects.

Key features:

• Automatic transcription
• Voiceovers
• Multi-language subtitling.

Pros:

• Great for automatic subtitling and transcription
• The interface is easy to use
• Unmatched customer support
• Suitable for small creators and large enterprises

Cons:

• AI dubbing lacks the natural flow
• AI translation can be less-than-accurate and needs proofing
• Voiceovers can sound robotic

Pricing: Free 30-minute trial, followed by pay-as-you-go and Premium plans.

6. Notta 

Not to be confused with the company’s AI translator, Notta Showcase is a user-friendly AI video translation tool that supports 15 languages with a natural-sounding voice. What sets it apart is the option to upload videos directly from popular platforms like YouTube, Loom, and Google Drive, making it perfect for content creators who work across multiple platforms.

Key features:

• Voice cloning
• Automatic subtitle generation
• Video upload from multiple sources.

Pros:

• Automated dubbing process – no re-records needed!
• Intuitive interface requiring no learning curve
• Extremely accurate AI translations

Cons:

• Limited to 30 minutes of free translation

Pricing: Free for up to 30 minutes of video translation; no paid option exists yet.

7. Rask AI

Rask AI is an advanced video localization tool that provides translations for 130+ languages with precise lip-syncing. It’s great for creators who need high-quality translations for content across diverse platforms, from YouTube to corporate training videos.

Key features:

• SRT file creation
• Voice cloning
• Comprehensive SEO-friendly, text-to-speech, and video-to-text translations
• Online video editor

Pros:

• High-quality lip-syncing
• Wide range of supported languages
• API automates video translation at scale
• Great for corporate use and content creators

Cons: 

• Paid plans are on the pricey side.

Pricing: Free trial available; Paid plans start at $50/month.

8. Smartcat

Smartcat was designed to handle large-scale AI video translation projects in over 280 languages, making it a preferred option for enterprises that need high-quality, accurate, multilingual video content with a fast turnaround. 

Key features:

• AI dubbing
• Subtitle editing
• Live preview
• Multilingual content library
• Collaboration features

Pros:

• Efficient subtitle editing and dubbing in seconds
• Intuitive platform
• Fully automated process

Cons:

• Pricey paid plans

Pricing: Free version is available; Paid plans start at $99/month.

9. Speechify

Speechify is primarily known for its text-to-speech capabilities, but it also supports AI video translation. It allows you to add custom AI voiceovers to videos, making it a versatile option for various content types, including audiobooks, presentations, and marketing videos.

Key features:

• AI voiceovers
• Customizable speech speed
• Support for 40+ languages.

Pros:

• Customizable AI voices
• Wide range of content applications
• Great for audiobooks and presentations

Cons:

• AI voices sound synthetic at times

Pricing: Free version available

10. Descript

Descript combines video editing with AI translation, offering a seamless experience for creators who need to quickly transcribe, translate, and edit videos as if they were working on a document, allowing you to adjust translations in real-time.

Key features:

• AI-powered transcription
• Real-time translation in 20+ languages
• Text-based video editing

Pros:

• Extremely fast rendering
• Easy text-based editing
• Integrates video editing and translation

Cons:

• Limited free plan
• Does not specialize in voiceovers

Pricing: Free version is available; Paid plans start at $12/month (Hobbyist).

What Makes the Best AI Video Translator?

While there are plenty of solid AI video translators, ensuring you get the best tool for your needs is important. First, consider sound quality—clear, human-like audio makes a huge difference when translating voiceovers or creating dubbed content. You also want to evaluate the platform’s language library and customization capabilities. The more languages supported and the more tones and dialects it can accurately render, the more flexibility you’ll have to reach different audiences. Additionally, lip-syncing, voice cloning, and captioning can make the translation more natural. Finally, pricing matters—look for a solution that offers a transparent structure with a free trial so you can see the tool in action before committing.

D-ID offers something special. With features like voice cloning and seamless lip-syncing, it’s designed to help you easily create natural, multilingual videos. Plus, its user-friendly interface means anyone can get started quickly, with no tech skills needed. 

Want to give it a try? Start your free trial today, or contact our team for expert support.