Effortless localization
Transform your marketing ads, training videos, or YouTube content into multiple languages with just a few clicks.
Boost engagement
Videos in native languages can increase audience retention by 40% and drive higher conversion rates.
Your voice, synced lips
Provides a natural translation experience with lip-syncing and voice cloning. Your viewers might not even realize it’s a translation!
Save time and money
Forget manual translations—our AI handles the heavy lifting, saving you up to 70% of your localization budget.
Take your video content to new heights with ContentBy for business

Marketing Campaigns
Localize your ads to connect with international audiences, boosting ROI.

Training Materials
Ensure employees in different regions receive consistent, clear guidance.

Sales Pitches
Impress global clients by presenting in their native language.
How it works
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What payment methods do you support?We accept major credit and debit cards, including Visa, MasterCard, and American Express. Payments are processed securely through our payment gateway.
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How do you count the number of videos in my plan?We only count videos that are successfully translated. Failed or incomplete translations do not count towards your plan's video limit. This ensures you get the most value from your subscription.
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Will I keep the video limits after canceling my subscription?Upon cancelation, any unused video credits will remain available until the end of your current billing period. Afterward, access to transcription services will be limited based on the Free Plan allowances.
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What languages does your translation feature support?Our translation feature supports over 170 languages. This list includes commonly supported languages by AI tools: English, Spanish, French, Hindi, Italian, German, Polish, Portuguese, Chinese (Mandarin), Japanese, Dutch, Turkish, Korean, Danish, Arabic, Romanian, Filipino, Swedish, Indonesian, Ukrainian, Greek, Czech, Bulgarian, Malay, Slovak, Croatian, Tamil, Finnish, Russian, Afrikaans, Albanian, Amharic, Bengali, Bosnian, Burmese, Catalan, Cantonese, Jilu Mandarin, Northeastern Mandarin, Southwestern Mandarin, Taiwanese Mandarin, Wu Mandarin, Zhongyuan Mandarin, Estonian, Finnish, Galician, Georgian, Gujarati, Hebrew, Hungarian, Icelandic, Irish, Kannada, Kazakh, Khmer, Lao, Latvian, Lithuanian, Macedonian, Malayalam, Maltese, Marathi, Mongolian, Nepali, Norwegian Bokmål, Pashto, Persian, Punjabi, Serbian, Sinhala, Slovenian, Somali, Sundanese, Swahili, Thai, Urdu, Uzbek, Vietnamese, Welsh, Zulu, Basque, Swati, Tigrinya, Setswana, Tsonga, Xhosa, Yoruba, Hausa, Igbo, Dzongkha, Tibetan, Luxembourgish, Haitian Creole, Aymara, Quechua, Navajo, Maori, Samoan, Tongan, Fijian, Cook Islands Maori, Chamorro, Niuean, Rapa Nui, Palauan, Marshallese, Tahitian, Esperanto, Lao, Chuukese, Kosraean, Pohnpeian, Yapese, Hmong, Kinyarwanda, Kurdish (Sorani), Kurdish (Kurmanji), Krio, Malagasy, Oromo, Shona, Sotho, Venda, Wolof, Tswana, Chichewa, Malagasy, Sindhi, Sylheti, Kashmiri, Konkani, Manipuri, Santali, Dogri, Bhojpuri, Maithili, Bodo, Santhali, Khasi, Garo, Mizo, Kokborok, Sanskrit, Tibetan, Limbu, Lepcha, Dzongkha, Pali, Prakrit, Assamese, and Sylheti Bengali.
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How do I upgrade my plan?To upgrade your plan, log into your ContentBy account, go to the "Upgrade" section on the top, from there, you can choose a plan that better fits your requirements. The upgrade will take effect immediately.
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How do I get started?Getting started is easy! Simply sign up with your email and start with free plan.
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Is it free to start?Yes! You can sign up for free and try out our basic features, including limited video translations. We also offer paid plans with additional features and higher translation limits.
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Can I keep my original voice in the translated video?Yes, you can! Our AI technology allows you to retain your own voice in the translated video, while ensuring the voiceover and subtitles are perfectly synced.
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What types of videos can I upload?You can upload a variety of video formats, including MP4, MOV, AVI, and more. Contentby supports most common video file formats for easy use. You can also drop a link to any public external videos like YouTube link.
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How long does it take to translate a video?Depending on the length of the video, translations are typically completed in minutes, making it a fast and efficient solution for content creators and businesses.
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Can I add subtitles as well as voiceovers?Absolutely! You can choose to add either subtitles, voiceovers, or both to your translated video, giving you full flexibility based on your audience's needs.


Upload a video file or use URL to import.
1. Upload your video
Select a target language from over 170 options.
2. Pick a target language
Click and submit for translation. Come back and check how ContentBy does its magic.
3. Submit for translation
Review the output video to get 100% correct translation. We only count successful videos.