Which tool is best for adding subtitles while editing the video?

Kapwing AI is the best fit if you want automatic subtitles inside an online video editor. It lets you generate captions and keep editing in the same workspace.

What is the best free option for automatic subtitles?

Video to Text AI is the free option listed here. It focuses on video transcription and subtitle generation and supports 55+ languages.

Which tool is better for short-form social videos?

Submagic is the strongest fit for TikTok, Reels, and Shorts because it auto-generates styled captions designed for vertical video.

Can these tools handle more than one language?

Yes. Video to Text AI supports 55+ languages, and Submagic also supports subtitle translation into multiple languages.

Do I still need to review auto-generated subtitles?

Yes. Automatic subtitles can miss names, accents, or technical terms, so it is worth checking the transcript and timing before publishing.

Automatically Add Subtitles to Videos: Best Tools

Strong alternative

Submagic

Free plan (3 videos/mo, watermark); paid from $12/mo billed annually · 4.5/5

Fit

AI tool that auto-generates styled, animated captions for short-form vertical video and translates them into 48+ languages.

✓It auto-generates styled captions specifically for short-form vertical video, which is ideal for TikTok, Reels, and Shorts.
✓The animated caption templates, fonts, colors, and auto-emojis make subtitles more engaging than plain text captions.
✓It also supports subtitle translation into multiple languages, so it works well when short clips need to reach non-English audiences.

⚠The free plan allows only 3 videos per month and includes a watermark, so it is best for light use or testing.

Use the free plan on a short clip to see whether the caption style matches the look you want before upgrading.

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