How to change audio language of a video

How to Translate YouTube Videos in a Blink of an Eye: Useful Tools to Widen Your Audience

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Is your video gaining a lot of YouTube views, gathering a wide audience, and generating good monetization revenue? Don’t rush to rest on your laurels — it can always do better! If you only upload videos in English, you’re missing out on a huge share of potential viewers. According to BeMultilingual statistics, in 2023, 10.5% of the site’s users watched videos in Hindi, another 8% in Spanish, 6% in Vietnamese, and 5% each in German and French.

Are these numbers not impressive? Okay, let’s try something else. Hindi was the primary language of video viewing for 72.9 million users, and Spanish — for 55.2 million. And according to HubSpot, video monetization rates in German, Norwegian, and Romanian are even higher than in English! I think I’ve now managed to convince you to go beyond the usual language space and publish separate versions of your videos for each region.

But one obstacle remains — to expand your audience, you need to translate each video with high quality. And preferably without unnecessary effort and enormous time costs that would call into question the feasibility of such a decision. How exactly can you do this? I’ll show you how to auto-translate any YouTube video into English and many other languages. In this article, we’ll take a look at modern AI tools that make this process easy, accurate, and commercially efficient.

How to Change Subtitles Language on YouTube Automatically?

Google is investing billions of dollars in the development of its own artificial intelligence and the creation of tools based on it. Therefore, it is not surprising that YouTube is gradually introducing built-in AI features. Among them is an automatic translator for subtitles. It allows you to create additional closed captions for each video in a matter of minutes. The instructions for its use are as follows:

1. Log in to your account, open the main menu, and go to YouTube Studio.

YouTube Studio and Premium

2. In the left menu, click the Subtitles

Choose transcript

3. Select the video and click the Add Language button in the new window that opens. Choose the language version you need.

Change language

4. In the Subtitles column, click Add.

Add a new language to the transcript

5. Click the Auto-Translate button.

Automatic translation

6. After that, you can edit the automatic translation and work with the timing to improve the video quality.

Subtitles translation timeline

Basically, this is enough to add a translation for most of your videos. So why do you need other tools? I have several answers to this question.

First, the built-in features only translate text. If you’re looking for a YouTube audio translator, you definitely need additional services. Secondly, for automatic translation, you need to add subtitles in the original language first — either by manually typing them in YouTube Studio or uploading a file. Thirdly, Google’s built-in translator is far from perfect. If you’ve used it, you know that it sometimes makes annoying mistakes, so you should always check the results of its work. And the longer the video and the more text in its script, the more mistakes there will be in the translation.

That’s why I personally regularly use YouTube Studio’s built-in AI tools, but I never limit myself to them. And that’s why we’re going to move on to consider alternative services for high-quality video translation.

How to Fully Translate a Video on YouTube with NOIZ?

I don’t think I’m alone when I say that writing subtitles manually is one of the most tedious and least exciting stages of publishing a video on YouTube. Personally, I hate this work because it takes away precious hours of my free time that I could have spent generating new creatives. And that’s why I was so excited when I discovered NOIZ.

This service takes care of 50% to 90% of all the text work required to post and promote videos on YouTube. I use it to create and translate subtitles, titles, and descriptions, as well as to monitor comments and integrate my content into other sites.

Here’s how it works:

  1. You open NOIZ in your browser and paste the address of your video into the query bar.
Noiz insert video link

2. To get English subtitles, click the CC button in the menu to the right of the video.

Press CC button to get closed captions

3. High-quality subtitles can be saved or copied in YouTube Studios. They already contain a few timestamps to help you figure out the timing. It’s not a perfect solution, but it does make your job a lot easier.

Closed captions time stamps

4. To select a different language, click the Settings button on the far right.

Noiz interface settings

5. In the menu, you just need to specify the desired language and click the Summarize Video button.

Choose language in Noiz seetings

6. You’re done! You have high-quality material for generating subtitles in another language. Actually, not only subtitles, but I’ll tell you about it later.

Transcript translated to Hindi

7. To generate descriptions, I use the Key Insights button. Please note that you can choose exactly those insights that meet your goals. For example, Actionable helps attract and hold the attention of viewers, and Controversial helps engage them in discussions through emotional impact.

Noiz's Video Insights

8. The Q&A feature is suitable for integrating videos into other websites and promoting them online. By choosing it, you will receive material that can easily be adapted to users’ search queries.

Video Questions and Answers

9. And remember that any of these text materials can be translated into another language at any time by simply selecting it in the settings.

Video summary in German

10. The final point I would like to demonstrate is top comments. They cannot be translated, but you can download them to a file for further processing.

Most popular video comments summary

11. To transfer the text to another service, use the copy or upload buttons located on the right, next to the settings. They can greatly simplify your task.

Copy video transcript

So, for me, NOIZ is a go-to tool for translating YouTube videos, creating subtitles, and even doing SEO work to increase the visibility of videos. For example, I use Key Insights to generate alternative titles and conduct A/B testing to find the best options. Having thoroughly tested NOIZ, I can highlight the following advantages and disadvantages:

Pros Cons
It’s completely free — you don’t even need to create an account No native voice translation feature
High-quality translation into more than 40 languages Does not recognize music content. For example, if you’re looking for how to translate a song, YouTube Studios’ built-in tools will be more useful in this particular case
Ability to generate different types of content — from precise closed captions to summaries or Q&As You cannot customize the frequency of timestamps
Highlighting different types of key points — insightful, actionable, funny, or controversial
There is a free web application
The function of working with top comments
Quick export of content to other services like Notion

How to Translate YouTube Videos Creating Voiceovers with NOIZ and Other Services?

I mentioned above that NOIZ is useful not only for creating subtitles. Although it can’t generate audio on its own, you can get high-quality voiceovers by connecting it with another service. All you need to do is copy the automatically generated closed captions, paste them into the desired application, and press the Convert button. Let’s look at the best tool to choose for video translation and audience expansion.

1.    TTS Free

The main advantage of the service is already clear from its name. For example, a large part of its functionality is available to you for free and even without registration, just like NOIZ. You can choose from 20 languages (including all the most popular ones I mentioned at the beginning), 50 voices, different tones, and speed settings. This usage format allows you to convert up to 500 characters to audio and process 50 texts per day. Impressive, isn’t it? By simply signing up, you can increase these limits to 2,000 characters and 100 texts per day, respectively. Need even more? Paid subscriptions start at $5 per month.

The instructions for using TTS Free are straightforward:

1. Open the website and go to the Text-to-Speech Enter the text in the appropriate field.

Text to voice page in TTS free

2. Select the region and language and add music if necessary.

Choose country and language for TTS

3. Select a virtual voice actor.

Choose a voice type

4. Click the Convert Now

Pros Cons
The free version will be enough to work with short videos, for example, ads up to 2 minutes The free version has lots of ads
Natural voice acting with a minimum number of AI artifacts The service does not read proper names well, although I solve this issue by choosing words similar to them
Paid subscriptions allow you to translate texts into 60 languages API for maximum automation is available only in the most expensive subscription
Developers promise to add artificial intelligence to generate texts from scratch

2. Revoicer

Revoicer is one of the first speech generators that offer emotional coloring of voiceover. You can choose a virtual voice actor and specify at what point it will read the text with a smile and at what point it will squeeze out words through anger. This feature is useful for translating YouTube videos that often reach the top of search results due to emotional factors. Revoicer is a paid service that has no limits on the number of characters or length of audio tracks. But with it, you don’t have to make monthly payments — you just need to buy the web app once for $37.

Here’s how to use Revoicer in your daily practice:

  1. Launch the app, select the language and voice actor.
Choose a voice for the text

2. Copy the text and paste it into the field on the right. By highlighting words, you can change the volume of individual fragments, add pauses, and use different emotions.

Insert the text and choose the voiceover settings

3. When you’re done editing, click Quick Preview to get a short fragment of the voiceover or Generate Audio for full conversion, which may take several minutes.

Pros Cons
The service has a relatively affordable price without monthly payments and various subscription options There is no flexible setting of the speech speed
Emotional coloring works well, though not always perfectly You cannot instantly clear the text from all pauses and other settings
A total of 50 languages and 250 virtual actors are available Not all music in the app’s library is available for free use on YouTube
There are many professional settings for creating high-quality voiceovers

3. Artlist

It is a multifunctional tool for all occasions. It generates subtitles, converts text to voiceover, helps edit videos, and offers its stock library of images and clips. Artlist also has plug-ins for quick connection to popular software and APIs, for example, to get text from NOIZ. But you have to pay for everything — here, we are dealing with a classic subscription that allows you to generate voiceovers at $11.99 per month, edit videos at $29.99, or use all the features at $35.99.

To use Artlist, follow the instructions:

1. Open the service online, select the language, gender of the actor, and style of presentation. This tool is interesting because it has presets for advertising, educational videos, and other video genres.

Set up voice audio preferences

2. Enter the text, adjust the speed, and choose the desired emotions.

Set custom feeling and emotions

3. Click the Generate

Pros Cons
There is a huge library of sound effects to enhance your voiceover Only 400 characters can be converted in the free version
You can choose ready-made tone settings for different types of videos Most tracks in the music library are automatically generated — they are not original and memorable
There is a function to download the finished result in one click No intelligent search — you must browse stock libraries manually
You can mix a video with a new audio track in the same app

How to Translate YouTube Video without CC Quickly?

One more question I would like to address in today’s guide is how to live translate any YouTube video. This method is not convenient and functional, but it is fast, so I use it from time to time when I have little time left.

For live translation, I use Vidnoz AI. Let’s look at the capabilities of this service using a practical example:

1. After opening the tool in your browser, select the Through URL tab and provide a link to a YouTube video. Please note that commercial use of the results is allowed only if the video belongs to you.

Vidnoz AI Video translator from English to French

2. Wait for recognition. Specify the source and target languages.

Vidnoz AI choose the language you want

3. If necessary, select additional features, such as subtitle generation and lip-syncing.

Lipnoz AI lip syncing for video translation

4. Click the Translate Now button and wait for processing. You will receive a transcription with time stamps and can edit it if necessary.

Vidnoz AI accurate translation

5. Click Translate Now again and wait for processing. This time, the translated video will be displayed on the website. You can download it and the subtitle file.

Fast translation result for Vidnoz AI

After creating an account on the platform, you can process up to 3 minutes of video per day and save them in 720p quality. It’s not much, but it’s enough to get started and test the service’s capabilities. To improve the quality and increase the limits, you can subscribe for $19.99 per month.

Pros Cons
The service offers the largest number of languages — more than 140 The Lip-Syncing feature is in beta and does not work perfectly — the finished video may have an uneven voiceover pace
Vidnoz voiceover quite accurately repeats the emotions of the original without manual adjustment Videos take a long time to process
Finished files can be downloaded to your computer or instantly sent to Google Drive Basic subscriptions allow you to download files up to 500 MB in size, including from YouTube

The Best Method to Translate YouTube Videos

There are many ways to translate a video online without downloading it to your computer, let alone doing it manually. But it’s worth remembering that none of these methods is universal — that’s why I always keep a range of tools bookmarked. The most convenient for me is the NOIZ service because the subtitles generated by it can be quickly sent to YouTube Studio or a voiceover app. But when it comes to quickly publishing a trending video with high demand, I turn to Vidnoz AI, which allows me to publish the finished result in a few minutes, slightly sacrificing quality. Which option is better is up to you. I hope that my step-by-step instructions and short reviews will help you build perfect workflows and significantly increase the reach of your videos!

FAQ

How to translate a YouTube video to a different language?

You can translate video subtitles using YouTube Studio’s built-in tools. To translate the voiceover, you’ll need to use external services.

How to auto-translate a YouTube video with a browser extension?

It all depends on the functionality of a particular extension. Usually, all you need to do is click the translation button that appears next to the address bar of your browser.

How to watch YouTube videos in another language?

If the author hasn’t added a translation, you can use external services or specialized browser extensions.

Is there an app that automatically translates YouTube videos?

Yes, there are several apps that provide automatic translation. One of them is Vidnoz AI. Please note that most of these services require a paid subscription.

Can AI translate YouTube videos?

Yes, you can automatically translate video text into 40 languages using the NOIZ web service.

How to change YouTube subtitle language?

To change the subtitle language on YouTube, press the CC button in the player, go to settings, and select Subtitles. Here, you will see all available languages, including those for automatic subtitle generation.

Can YouTube generate subtitles in different languages?

Yes, YouTube Studio has an automatic translation feature. To use it, open the Subtitles section, add a language, click the Add button, and select Auto-Translate.

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