The fastest way depends on whether you want to type captions yourself or let software do it

If your video editing software has a built-in caption tool, that is usually the fastest route: open your timeline, click the caption or text button, and type as you watch. If you do not have that option, or if your video is long, you can generate captions automatically using free tools like CapCut, DaVinci Resolve, or Shotcut, then refine them before export. The trade-off is straightforward: automatic captions save time but often misheard words, especially with accents, background noise, or technical terms. Manual captions take longer but are accurate.

The software you already have matters more than buying something new. Most people can caption a video without spending money — they just need to know which button to push and how long to expect the work to take.

Key Takeaways

  • Built-in caption tools in CapCut, DaVinci Resolve, and Adobe Premiere Pro generate captions automatically from your audio, then let you edit them before export.
  • Automatic captions are usually 80 to 90 percent accurate and work best with clear speech and minimal background noise.
  • Manual captioning takes longer but catches words automatic tools miss, especially names, technical terms, and speech with accents.
  • Most free tools let you read captions as a file, then import them into your editor if you want to use a different program for the final video.

Using automatic captions in CapCut

CapCut's caption feature is one of the easiest entry points if you have never captioned before. Open your project, select your video clip on the timeline, then tap the Text button at the bottom. Choose Captions instead of the regular text tool. CapCut will ask which language your audio is in, then generate captions automatically. The whole process takes a few minutes for a short video.

After generation, you see each caption in a box on the timeline. Tap any caption to edit the words, adjust the timing, or change the font and color. CapCut lets you review captions while playing the video, so you can catch mistakes as you go. When you export, choose a format that supports embedded captions — most modern formats do — and the captions will travel with your file.

Generating captions in DaVinci Resolve (free version)

DaVinci Resolve's caption tool is more powerful than CapCut's but takes a few extra steps. Import your video, go to the Edit page, then find the Captions panel on the right side. Click Generate Captions, select your audio track and language, then let the software process. For a five-minute video, this usually takes two to five minutes.

Once generated, captions appear as a separate track below your video. Click any caption to edit it, or use the Captions panel to review and correct them all at once. DaVinci Resolve shows you the confidence level for each word — lower confidence means the software was less sure it heard correctly, so those are worth double-checking. When you export, make sure Burn Captions is turned on if you want them permanently embedded in the video file, or leave it off if you want to keep them as a separate file.

Manual captioning when automatic tools miss too much

If your video has heavy accents, music, overlapping voices, or technical terms, automatic captions will need heavy editing. At that point, typing manually may be faster. Open your video in any editor with a text or caption tool, play it at half speed or slower, and type what you hear. Pause frequently — do not try to keep up in real time.

A useful middle ground is to generate automatic captions, then use them as a starting point. Read through the automatic version while listening to the audio, and correct only the words that are wrong. This is faster than typing from scratch and more accurate than trusting the automatic version as-is. Most editors let you export captions as a plain text file, so you can also edit them in a word processor before importing them back into your video.

Timing captions so they match the speech

Captions that appear too early or too late distract viewers and can make dialogue hard to follow. Most automatic caption tools get timing roughly right, but you may need to adjust. In your editor, look at each caption's start and end time — usually shown as numbers like 00:05:30 (five minutes, thirty seconds). Drag the caption box on the timeline to move it earlier or later, or type new times directly into the fields.

A good rule: captions should appear when the speaker starts talking and disappear when they finish. If two people speak back-to-back with no pause, you may need to split one caption into two so viewers know who is speaking. Most editors let you right-click a caption and choose Split or Break to do this.

Choosing caption style and placement

Captions can be white text on a black background, colored text, or styled to match your video's look. Most editors offer preset styles — choose one that contrasts well with your video so captions are readable on any background. If your video has text or graphics at the bottom, move captions to the top so they do not overlap.

Font size matters too. Captions that are too small disappear on phone screens. Most editors let you preview your video at different sizes before export, so test on a phone if your audience will watch there. A good starting point is a font size that takes up about 5 to 10 percent of your video's height.

Exporting video with captions embedded

When you export, your editor will ask whether to burn captions into the video or keep them separate. Burned captions are permanently part of the image — viewers cannot turn them off, but they will see them on any device. Separate caption files (usually saved as .srt or .vtt files) let viewers toggle captions on and off, which is better for accessibility but requires the caption file to travel with the video.

For social media, burn captions into the video — most platforms do not display separate caption files, and many viewers watch without sound anyway. For a website or video player like YouTube, upload the caption file separately so viewers can choose whether to see them. Most editors export both at once, so you can have both options ready.

Frequently Asked Questions

How accurate are automatic captions?

Automatic captions are usually 80 to 90 percent accurate with clear speech and minimal background noise. Accuracy drops with accents, technical terms, music, or overlapping voices. Plan to spend 10 to 20 minutes reviewing and correcting a five-minute video, depending on audio quality.

Can I use captions generated in one program in a different program?

Yes. Most editors export captions as .srt or .vtt files, which are plain text and work in almost any video software. Generate captions in CapCut, read the file, then import it into DaVinci Resolve or another editor. This is useful if one tool generates better captions but another tool has better styling options.

What if my video has multiple languages?

Generate captions for each language separately. Most editors let you create multiple caption tracks on the same timeline, so viewers can switch between them. Some platforms like YouTube let you upload separate caption files for each language, which is cleaner than burning them all into the video.

Do I need to caption every word, or just dialogue?

Captions should include all dialogue, sound effects that matter to understanding the video (like "[door slams]" or "[music playing]"), and any on-screen text viewers might miss. Background noise does not need captions. If your video has music, you can caption the lyrics or just note "[music]" — it depends on whether the lyrics matter to your message.

How long does captioning usually take?

Automatic generation takes a few minutes. Reviewing and correcting automatic captions takes 10 to 20 minutes per five minutes of video. Manual captioning from scratch takes 30 to 60 minutes per five minutes of video, depending on how fast you type and how clear the audio is.