AutoCaption

Dynamic captions that keep viewers watching

AutoCaption generates stylish captions with animations, emphasis, and support for over 100 languages. You can fully customize fonts, colors, animations, size, position, and word emphasis to match your brand.

Create engaging, on-brand captions that hold attention across any platform.

One video, every platform

Auto-resize your captioned video to the correct aspect ratio for TikTok (9:16), Instagram Reels (9:16), YouTube Shorts (9:16), and LinkedIn (1:1 or 16:9) in one click.

Publish to any platform without manual resizing or reformatting.

Fine-tune every word and timing

Use the simple timeline editor to adjust subtitles, timing, and word emphasis. You can edit every word to ensure perfect accuracy before exporting.

Achieve precise caption timing and text accuracy with minimal effort.

Export and publish faster

Export in any format or publish directly to TikTok, Reels, or Shorts without leaving AutoCaption. High-quality export is available, with Full HD on Starter and Expert plans, and up to 4K on Pro.

Save time by exporting and publishing in one streamlined workflow.

Save your best templates

Build branded caption presets with your fonts and colors, and reuse them instantly on future videos. Paid plans unlock more templates.

Maintain consistent branding across all your videos with reusable presets.

Made for creators and teams

Collaborate on projects, manage workflows, and automate captioning with API access. Advanced features like team collaboration and API access are available on paid plans.

Scale your captioning workflow with team collaboration and automation.

• Rapid AI caption generationAutoCaption automatically generates stylish captions, animated emojis, and ready-to-post videos in seconds. Most videos are captioned in under 10 seconds, and even long-form content is typically done in a few minutes.
• Broad language and platform supportAutoCaption supports transcription and translation in over 100 languages, including English, Spanish, French, Portuguese, Arabic, Hindi, and Japanese. With one click, you can auto-resize captioned videos to the correct aspect ratio for TikTok (9:16), Instagram Reels (9:16), YouTube Shorts (9:16), and LinkedIn (1:1 or 16:9).
• Flexible customization and templatesYou can fully customize fonts, colors, animations, size, position, and word emphasis. Save your settings as reusable templates for future videos, making it easy to maintain a consistent brand style.
• Trusted by a large creator communityAutoCaption is trusted by over 300,000 creators and has a 4.7/5 rating from 14,000+ reviews on Trustpilot. The platform is also used by well-known companies including Adobe, Shopify, HubSpot, Notion, Figma, Webflow, Stripe, Linear, Vercel, Loom, Canva, Monday, Slack, Typeform, Buffer, and Later.

• Pricing and plan limitationsAutoCaption offers a free tier, but paid plans are required for higher export quality, more templates, and advanced features like team collaboration and API access. Paid plans start at $18/month (Starter) with 100 videos/month, 500 MB upload, and 2-minute max duration. The Expert plan ($25/month) offers 215 videos/month, 1000 MB upload, and 3-minute max duration. The Pro plan ($39/month) offers 350 videos/month, 2000 MB upload, and 6-minute max duration. All paid plans include no watermark and custom fonts & templates, but only the Pro plan includes Full HD & 2K & 4K export and B-Roll AI Tools.
• Processing time variesWhile most videos are captioned in under 10 seconds, processing time depends on the length of the video. Even long-form content is typically done in a few minutes, but very long videos may take longer.
• Supported video formats and resolutionAutoCaption supports all major video formats including MP4, MOV, AVI, MKV, and WebM. Videos can be uploaded up to 4K resolution, but the free tier and lower paid plans may have upload size and duration limits.
• Comparison pages existAutoCaption has dedicated comparison pages for 'AutoCaption vs Submagic' and 'AutoCaption vs Kapwing'. These pages are described as side-by-side comparisons for caption-focused creators, but specific comparison details are not provided in the scraped content.

Create viral captions for TikTok, Reels, and Shorts

AutoCaption automatically generates stylish captions, animated emojis, and ready-to-post videos optimized for TikTok, Instagram Reels, and YouTube Shorts. With one click, you can auto-resize your captioned video to the correct aspect ratio for each platform (9:16 for TikTok, Reels, and Shorts) and publish directly without leaving the tool.

Edit subtitles and timing with precision

Fine-tune every word and adjust timing in a simple timeline editor. You can fully customize fonts, colors, animations, size, position, and word emphasis, then save your settings as reusable templates for future videos. This makes it easy to maintain a consistent brand style across all your content.

Export and publish faster across platforms

Export your captioned videos in any format or publish directly to TikTok, Reels, or Shorts without leaving AutoCaption. The tool supports all major video formats including MP4, MOV, AVI, MKV, and WebM, and allows uploads up to 4K resolution. High-quality export ensures your videos look professional on every platform.

Collaborate with teams and automate with API

AutoCaption is made for creators and teams. You can collaborate on projects, manage projects, and automate workflows with API access. Paid plans unlock advanced features like team collaboration and API access, making it suitable for small businesses and content teams that need to scale their video production.

Sign up at autocaption.io and choose the Free or Pro plan.

Upload your video file or paste a video URL.

Review the auto‑generated transcript, make any needed edits, and approve.

Export captions directly to your publishing platform or download the file.