AI Caption Generator
Caption any video with just one click using AI directly in your browser!

Generate and edit captions in seconds with AI
Save hours of manually adding subtitles or captioning videos for better reach and engagement with the power of AI. Within seconds, you can generate captions in 130+ languages at the highest accuracy. Once generated, you can edit the text, customize its appearance, and position or download it in multiple subtitle formats, all from your browser.
Make your videos more accessible, expand your reach, and boost engagement by speaking to your audience in their native languages. Caption any video, translate subtitles to multiple languages, and publish it back to your Instagram, TikTok, or YouTube without switching tabs.
Caption any video with AI
Flixier allows you to generate subtitles for any content, regardless of the format. Bring your MP4, AVI, MKV, MOV, or AVI, or simply paste a link to your YouTube video. Flixier's AI caption generator will automatically create accurate captions and add them to your content.
Review and edit captions easily
Turn audio into perfectly synchronized captions so your audience can hear you anyway. Flixier can accurately get a transcript of your video that you can review. This allows you to edit text, timing, and style before adding them to your video.
Customize captions to match your style
Choose from over 1000 font styles or upload your own to personalize captions before embedding them into your video. With just a few clicks you can change the text color, adjust text size and position, apply text animation, or use highlights to emphasize key info. This helps you achieve the tone and look you desire for your project.
Animate AI generated captions in no time
Create animated captions that captivate and make your videos stand out on every platform. Instantly generate captions and apply eye-catching animation effects to highlight key points. With Flixier, you can fully customize them to match your style and brand and ensure your message captures all the attention it deserves.
How to auto generate captions for your video with AI:
1
Open Flixier
Click the Start Editing button above to open Flixier in your browser. From the Import menu, you can upload videos from your device or cloud storage services, or you can paste a link to your YouTube or TikTok video.
2
Generate captions with AI
To add subtitles to your video, first, drag it to the timeline. Next, right-click on the video and select Generate Subtitles. Your subtitles will be ready in no time. You can then edit the text using the left-side menu. From the right panel, you can also translate the subtitles into other languages, as well as adjust the font, size, weight, position, and more.
3
Save or publish
To save your subtitle to your device, go to the Subtitle tab on the right and click the download button. If you want to save the video with the subtitles, head to Export, choose Video format from the drop-down menu, and then click the Export and Download button. You can also publish your video directly to Instagram, TikTok, YouTube, or other platforms straight from Flixier.

Why use Flixier to caption your videos:
Boost your social media content reach
Caption GIFs, TikTok clips, Instagram Reels, YouTube gaming content, or any type of content. Connect with your followers more personally, enhance understanding for non-native speakers, and convey your message even with the sound turned off. This will increase view time and lift the overall impact of your videos.
Engage with text overlays
Whether you need subtitles, captions, calls to action, or eye-catching motion titles, you can easily add text to a video using Flixier. Choose from static or animated options to breathe life into your vision. Engage your audience with stunning effects, captivating text backgrounds, and seamless transitions.
Translate to over 130 languages
Flixier's auto caption AI allows you to instantly generate and translate captions with the utmost accuracy into English, French, Dutch, Hindi, Chinese, or any other language of your choice. Everything is done automatically and online, helping you reach more audiences faster and engage easily, free from language barriers.
Make your video searchable with captions
Search engines, such as Google, cannot watch or listen to your videos but can index captions. Adding closed captions can make your videos more discoverable on platforms like Google, YouTube, and Instagram, improving their ranking in search results.
Use AI to get precise captions with one click
Our AI does the work for you, providing an accurate transcript in any spoken language. It only takes one click to add subtitles to videos with no sign-ups, no downloads, and no hassle. Just launch our caption creator in your browser and let AI accurately generate subtitles that you can edit or style with just a few clicks.
Need more than a caption maker?

Edit easily
With Flixier you can trim videos or add text, music, motion graphics, images and so much more.

Publish in minutes
Flixier is powered by the cloud so you can edit and publish your videos at blazing speed on any device.

Collaborate in real-time
Easily collaborate on your projects with Flixier, we offer real-time feedback and sharing of projects.
You`re ingood hands
Over 1 million creators use Flixier every month including brands like:





Frequently
Asked
Questions
How does a caption generator work?
A caption generator analyzes the spoken words(speech) from your video or audio recording and then generates accurate subtitles that you can add to your video. Some of them, like Flixier's auto caption AI, even come with advanced AI editing features that allow you to translate captions to other languages, style their look, or download them into various text formats(TXT, TXT No Stamp, STR, VTT, SUB, and more) depending on your needs. It's a great way to make your content more accessible and engaging!
What languages are supported for generating captions?
Flixier has got you covered with support for over 130 languages and dialects! We're continuously working to add even more to our growing list. Whether you need translations for English, Dutch, French, Hindi, or Chinese, you'll likely find just what you need to translate your captions easily.
Can I use the auto caption AI tool for free?
Absolutely! You can give our auto caption AI a spin for free before choosing to unlock even more awesome AI tools with our Pro or Business plans. Whether you're looking to create voiceovers in different languages, turn your scripts into videos, or find the perfect image for your project, Flixier's AI tools can help you do it all right in your browser.