AI Auto Caption Generator

Generate accurate captions and subtitles for all of your videos instantly with our AI caption generator
No account required

Fast and Accurate Auto Caption AI Generator

Manually adding captions, it's a thing of the past! Speed up the process with Flixier's powerful AI caption generator tool that recognizes speech, automatically generates subtitles, and adds them to your videos. It's that simple! Edit, customize, and even translate your subtitles or captions automatically without leaving your web browser or downloading any software. Once you are done, save them to your device in the preferred format(SRT, VTT, ASS, or TXT files) or share them directly to YouTube, Instagram, TikTok, or other popular social media platforms.

Create visually appealing videos your viewers can easily follow with the fastest and most accurate auto caption AI generator.

AI Auto Caption Generator

Auto-generate accurate AI captions online

You can generate captions automatically within seconds with our powerful online video editor. With a high speech-to-text accuracy in over 70 languages, you can now focus on proofreading and perfecting the text instead of manually adding and translating subtitles or captions. 

Translate subtitles into over 70 languages

Create videos that all viewers can watch and understand by adding captions in over 70 languages, expanding your reach to global audiences. Flixier's online subtitle translator can accurately translate subtitles in multiple languages and formats(SRT, SUB, VTT, and TXT). For higher accuracy, you can also improve your video's audio with our AI audio enhancer.

Animate and personalize AI-generated captions

Make your content socially ready by customizing every aspect of your subtitles, including size, font, color, placement, and backgrounds, to align with the tone of your video and the brand image. Get your videos ready for Instagram, TikTok or YouTube with social media safe zones, making sure your subtitles are always visible regardless of platform or device.

Boost video SEO with Auto Caption AI Generator

Search engines index the text in captions and subtitles, which can help you rank better in search results. To boost organic reach, you can even generate video transcripts to use in YouTube video descriptions. Just upload your video and let Flixier's AI-powered caption generator do the heavy lifting!

How to use AI auto captions generator?

How to use AI auto captions generator?
1
Upload

To generate your captions, just click the "Get Started" button above, import a video file to your library from the cloud, phone or any device, and drag it down to the Timeline.

2
Generate your captions

To start generating captions using AI, select your video, open the Subtitles tab on the left side menu, and choose Auto Subtitle. Flixier can automatically detect the language, or you can manually select it from the drop-down list. Afterward, you can edit the content and timing of your captions or add new ones. The right-side menu allows you to easily change font, color, and size and translate them into different languages.

3
Download or Publish

After you are done, click the Export button to download your video to your device. You can also save your subtitle files separately using the Download Text or Subtitle option on the right-side menu. Thanks to Flixier's cloud-powered rendering technology, exporting your new video takes less than three minutes.

Why use Flixier’s AI auto captions generator:

Edit videos faster from anywhere

Save hours of editing when creating captions with the fastest auto caption AI generator, that can be accessed from any browser. Speed up the process and collaborate with your team to edit content in real time. For those wanting to do captions in the old-fashioned way, adding text to the video manually is also possible.

Increase engagement and understanding

Help viewers who watch videos on mute understand your message and continue watching. Whether it's a TikTok videos, instructional videos, or YouTube Shorts, subtitles can enhance comprehension, especially when the video has low audio quality or fast speech.

Get your message across in any setting

Don't just be heard; make yourself understood as well. Break language barriers and grow your audience. Make your videos socially inclusive and accessible to all viewers with our AI subtitles generator. Translate your captions online in over 70 languages and automatically create voice overs using text-to-speech AI technology to make it accessible to more people.

Create content that makes an impact

Highlight text, add animations, or use font colors that stand out to make sure your captions are easy to read and follow, all from your browser. Hook your viewers even when they watch videos on mute and have them focus on key points by highlighting important keywords and adding animation.

What people say about Flixier

Anja Winter, Owner, LearnGermanWithAnja

I'm so relieved I found Flixier. I have a YouTube channel with over 700k subscribers and Flixier allows me to collaborate seamlessly with my team, they can work from any device at any time plus, renders are cloud powered and super super fast on any computer.

Anja Winter, Owner, LearnGermanWithAnja
Evgeni Kogan

My main criteria for an editor was that the interface is familiar and most importantly that the renders were in the cloud and super fast. Flixier more than delivered in both. I've now been using it daily to edit Facebook videos for my 1M follower page.

Evgeni Kogan
Steve Mastroianni - RockstarMind.com

I’ve been looking for a solution like Flixier for years. Now that my virtual team and I can edit projects together on the cloud with Flixier, it tripled my company’s video output! Super easy to use and unbelievably quick exports.

Steve Mastroianni - RockstarMind.com

Frequently Asked Questions

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How do AI captions work?
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