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Home/Caption Maker

Auto-Generate YouTube Captions in Seconds

AI captions you can review and fix before they are burned in. 20 caption styles, including animated word-highlight looks, with word-level sync.

Drag & drop your video

or click to select · MP4, MOV, WebM · max 500 MB

Start free, no credit card required.

20
Caption Styles
3
Animated Styles
Edit
Before Render
500 MB
Max Upload
How It Works

Add Automatic Captions to YouTube Videos in 3 Steps

01

Upload Video

Drag and drop your MP4, MOV, or WebM file. Max 500 MB.

02

Choose Style

Pick the best style for your brand from 20 options with a single click.

03

Download & Share

Your captioned video is rendered as MP4, download and upload directly to social media.

Capabilities

Everything Your YouTube Channel Needs

Word-Level Sync

Every word precisely timestamped with AI

20 Caption Styles

Classic, neon, pill, cinema, minimalist, plus animated highlight and pop looks

Multi-Language

The spoken language is detected automatically before transcription

Ready-to-Use Video

MP4 file with captions burned in, upload directly

Studio Render

Professional-grade subtitle rendering engine

Review First

Fix any word in the transcript before the captions are burned in

On this pageBurned-in vs closedWatch time and reachStyle presetsCaption file instead
On this page
Burned-in vs closedWatch time and reachStyle presetsCaption file instead
Updated September 2026· 3 min read

Burned-In Captions vs Closed Captions: Which to Use#

A YouTube caption generator can give you one of two things, and they behave very differently once the video is live. Burned in captions, also called open captions, are drawn into the pixels of the video itself. Nobody can switch them off, and they travel with the file wherever you post it. Closed captions are a separate text track that sits next to the video on YouTube. Viewers press CC to show or hide them, and you can fix a typo later without re-uploading anything.

FeatureBurned-in (open)Closed (caption track)
Viewer can turn them off✗No✓Yes
Stay visible when the file is reposted elsewhere✓Yes✗No
You control font, color and position✓Yes✗No
Several languages on one video✗No✓Yes
Fixable after publishing without a new upload✗No✓Yes

Pick burned-in when the look of the words is part of the edit: vertical clips, talking-head highlights, anything you also post to Instagram or TikTok. Pick a caption track when accessibility and translations matter more than styling, or when the video is long enough that viewers may want the screen clean. Plenty of creators do both: a styled burned-in version for social, and a plain subtitle file on the YouTube upload.

Why Captions Increase Watch Time and Reach#

Captions increase watch time by keeping viewers who would otherwise leave. YouTube does not publish a figure for how much, so be wary of anyone quoting one. A viewer scrolling on a train with the sound off decides in a second or two whether your video is worth their attention. If the words are on screen, they can follow the point without unmuting. If not, the first sentence of your hook is lost on them.

Captions also help people who are deaf or hard of hearing, viewers watching in their second language, and anyone following a fast speaker or a strong accent. Each of those is someone who might otherwise leave early. YouTube itself offers automatic captions in dozens of languages, which tells you how central text is to the way people watch.

?
Why this happens
Automatic captions on YouTube are a closed track, not burned in, and their accuracy depends on your audio. The auto caption generator on this page does the opposite: it writes styled open captions into the video, after you have checked the words.

Caption Style Presets That Fit Your Niche#

The caption maker above ships with 20 styles: 17 static looks and 3 animated ones. The static set covers the classic white-on-black bar, bold outline, a yellow bold, colored pill backgrounds (red, black, blue, purple, green, orange, mint), two neon styles, pink, a minimal translucent bar, a cinema bar, a TikTok-style uppercase caption and an orange "fire" outline. The animated trio are Highlight and Highlight Green, which color the word being spoken as it is said, and Pop, which bounces each caption in.

5
screen positions
Top, upper middle, center, lower middle or bottom
4
text sizes
Small to extra large, so captions stay readable on phones

Match the style to what sits under it. Tutorials with on-screen UI usually want a quiet bar at the bottom so the captions never cover a menu. Commentary, podcasts clipped for vertical and fast-cut entertainment tend to suit the bolder pills or word highlight, placed near the middle. You can also swap the text and background colors to match your brand. Before rendering, you review the transcript line by line and fix any misheard names, so the final MP4 is right the first time.

Download Captions as a File Instead#

Burned-in captions are the wrong tool when you want a caption track on YouTube itself. For that you need a timed text file, and YouTube accepts formats such as .srt, .vtt and .sbv under Subtitles in YouTube Studio. The SRT subtitle generator makes that file from a YouTube link, lets you edit the text, and can translate it before you download. Use it when you want viewers to be able to toggle captions, or when you are adding several languages to one upload.

The two tools pair well. Make a styled version here for social platforms, and keep a clean subtitle file for the long-form upload. If you are cutting vertical clips, the Shorts Maker burns captions into each clip as it crops, so you do not need a separate pass. And if your audience spans languages, Thumb Translate handles the text on your thumbnail, which captions never touch.

Add captions to your next video
Upload an MP4, MOV or WebM up to 500 MB, pick a style and download the captioned file.
↑ Back to the caption maker
FAQ

YouTube Caption Maker FAQ

The multilingual speech model handles Turkish, English, German, Spanish, French, Italian, Portuguese, Japanese, Korean and more. Video language is detected automatically, and you can fix any word in the transcript before rendering.

There are 20 ready-made styles: 17 static looks (classic, bold outline, yellow, red/black/blue/purple/green/orange/mint pill, neon yellow/cyan, pink, minimalist, cinematic and more) plus 3 animated ones that highlight the spoken word or pop each line in. You can also pick custom text and background colors, or choose no captions.

Currently supports files up to 500 MB. This is roughly equivalent to 10-15 minutes of 1080p video. Support for longer content is coming soon.

You receive an MP4 file with the captions professionally rendered and burned in. You can upload it directly to YouTube, Instagram, TikTok, or LinkedIn.

AI provides start and end timestamps for each word with tenth-of-a-second precision. This enables karaoke-style word-by-word highlighted captions.

Yes, you can process a limited number of videos per month on the free plan. Upgrade to the Pro plan for higher limits.

Other Tools

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Download a subtitle file for any video

Thumbnail Translator

Localize the text on your thumbnail

Get your first captioned video ready in 5 minutes

Start free, no credit card required.

Try Caption Maker
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