Smart AI Caption Maker

Easily add captions that match your voice, mood, and message. With our AI caption maker, you can create stylish captions automatically and connect with more people.

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Make Your Videos Speak Volume With Auto Subtitle Generation in 70+ Languages.

Build a Celebrated AI Voice Brand – Trusted by Industry Leaders!

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Auto Caption Maker Online for Fast, Accurate Subtitles

Reach global audiences faster with our AI caption generator, your go-to tool for creating accurate, multi-language subtitles in seconds. Simply upload your video, and our AI speech-to-text feature instantly converts audio into text with high accuracy, supporting over 100 languages and accents. Customize your captions with animated text styles, colors, and highlights to match your brand. Whether you're creating content for YouTube, training videos, or social media, Wavel makes it easy to enhance accessibility and engagement. Export subtitle files in SRT, VTT, or TXT formats, or embed them directly into your video using our built-in editor. With features like auto-alignment, timestamp syncing, and real-time translation, Wavel goes beyond basic captioning. It delivers studio-quality results with minimal manual effort. Start free and upgrade for watermark-free downloads.

How to Use AI Caption Maker Online

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Upload Your Video

Go to your Wavel Studio dashboard and open the AI Subtitle Tool. Then, upload the video to which you want to add captions.

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Select Language and Style

Choose the original language of your video and pick the language you want the captions in. Then, select a subtitle style that matches your video tone and feel.

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Generate, Edit & Download

Click the Generate button to create captions automatically. Use the AI editor to review and make any edits. When you are happy with it, download the video or export the caption file.

Quick and Easy Online Captioning

No need for complicated software or editing skills. Just upload your video, and our caption maker online will generate accurate captions instantly. It saves time, reduces effort, and helps you create content fast instead of typing every word manually.

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Voices
Voices

Personalize Your Subtitles with Style Options

Make your captions match your content tone and feel. Customize font, color, position, animation, and subtitle style. Whether you aim for fun, formal, or branded content, your captions will look as good as they sound.

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Add Voiceovers Along with Caption Creation

Go beyond text. Wavel lets you add AI-generated voiceovers that match your translated captions. It is perfect for creators and businesses who want to repurpose one video into multiple languages and formats.

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Voices

Find Your Perfect Voice: Explore 100+ AI Voice Languages

Our robust AI voice library spans the world's languages and accents, while our generative voice AI meticulously replicates any voice, language, or inflection. Achieve unprecedented levels of personalization and nuanced communication.

Need Extra Reasons to Love Wavel AI?

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For Sales Teams

Create pitch-perfect video demos, walkthroughs, and personalized outreach — all from one place. Sell smarter, not harder.

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For E-Learning Platforms

Create immersive, multilingual learning experiences at scale. From voiceovers to subtitles — all in one tool.

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For Marketers

Run campaigns faster with AI-powered video ads, social clips, and repurposed content — no jumping between tools.

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For HR Teams

Onboard, train, and engage employees with AI-powered video content — no editing expertise required.

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For Educators

Record, dub, subtitle, and share lessons in minutes. Teach more effectively with zero tech hassle.

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Short Clips

Create bite-sized video snippets in a click

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For Customer Support

Turn FAQs into explainer videos, localize them with voiceovers and subtitles, and reduce ticket load effortlessly.

Hear From Our Community

Listen to what real users love about Wavel AI straight from the Wavel Community.

Anna P.

Anna P.

Senior Social Media Manager

Wave AI is truly a remarkable company that has revolutionized the way we perceive voices and language solutions. Their comprehensive approach, which encompasses a wide array of language solutions under one roof, is nothing short of impressive. With a strong focus on the positive aspects of our voices, Wave AI has brought a refreshing perspective to the industry. Their commitment to innovation and excellence is evident in every aspect of their work. It's a pleasure to partner with a company that embodies such a forward-thinking and customer-centric approach.

Slashdot Rating
Rated 5/5
View review
Stephen H.

Stephen H.

Marketing

As a content creator, I've always sought innovative tools to enhance the quality and impact of my work, and Wavel AI has quickly become my go-to choice for voiceovers. With a library spanning over 250 voices and supporting more than 40 languages, I've been able to cater to a global audience effortlessly. Tutorial videos and chat bot also really prompt to help.

Slashdot Rating
Rated 4/5
View review
Salim L.

Salim L.

Manager

The option to Collab is amazing because as a content creator, collaborations are quite frequent. Different team members are able to view and edit files, work on the same content concurrently, and share inputs, allowing for true real-time collaboration. You don't have to individually notify anyone. They will get to know your activity which cuts down extra time.

Slashdot Rating
Rated 5/5
View review
Chiranjeevi n.

Chiranjeevi n.

Growth Marketer

I was happy with its realistic AI voiceovers, their support during problems and multilingual support as well which makes it an ideal tool for content creators like us who need a high quality voice generation for work or use and its ease of use, implement and integration was a cherry on top.

G2 Rating
Rated 4.5/5
View review
Peter M.

Peter M.

Graphic Designer

The voice cloning ability is one of its outstanding ones in Wavel.ai. It can mimic the voice of a person with such precision that it can accurately reflect the tonal variations as well as the impassioned modulation of a person. The speed and the performance of the tool in processing audios are also good; very time-saving for the content producers.

G2 Rating
Rated 5/5
View review
Keegan D.

Keegan D.

Video Editor

As a video editor i need many audios for my video and also i have to perform some editing with dubbing or subtitle related part and here WavelAi solve my approx all problem in just a minutes.

G2 Rating
Rated 5/5
View review
Matt Han

Matt Han

IT Company Marketer

Wave AI is truly amazing! One of its most impressive features is the Voice Cloning function. This function allows you to create long-hour video content with authentic voices that do not require human interpretation. You can even include the voice of your favorite singer powered by AI.

Product Hunt Rating
Rated 5/5
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Roberto Gómez

Roberto Gómez

Co-founder

Really cool tool. I run an international company and I have thought about new use cases in order to generate content for my audiences. It works really well and looking forward to the evolution of this technology.

Product Hunt Rating
Rated 5/5
View review
Alex Fall

Alex Fall

AI enthusiast and Product Manager

You can fine-tune the audio output to meet your specific needs, whether you want to adjust the voice speed, tone, or volume. This level of control is especially useful if you're creating audio content for a particular audience. When it comes to audio output quality, Wavel AI is outstanding.

Product Hunt Rating
Rated 5/5
View review

Frequently Asked Questions

How do I add captions to a video online? wavel
Just upload your video to Wavel AI caption maker. The tool automatically creates captions. You can edit the text, choose a style, and download or embed the captions into your video without any extra software.
What is the best free online caption maker? wavel
Wavel AI is one of the best online caption makers. It lets you generate, style, and download captions for free. You can auto-generate subtitles, edit them, and even translate them, all in one easy-to-use platform.
Can I use Wavel AI caption maker without downloading any app? wavel
Yes, the free caption generator by Wavel AI works entirely online. You can access it through your browser, upload your video, and create captions instantly. There’s no need to download or install anything, just a fast, smooth experience from start to finish.
Can I add captions to YouTube videos with AI? wavel
Yes! You can generate captions with Wavel and download them as an SRT file. Then, upload the file directly to YouTube. You can also burn captions into the video if you want them to appear by default.
How long does it take to generate captions with AI? wavel
It usually takes just a few minutes. Once you upload your video, Wavel AI caption generator quickly processes the audio and auto-generates captions. You can then make quick edits or export them right away. It is fast and efficient.
Can I edit the captions after they are generated? wavel
Yes, once your captions are auto-generated, you can easily edit them in the built-in AI editor. You can fix any timing, grammar, or word choices before downloading or embedding them into your video.