7 AI Best Caption Tools for YouTube and TikTok



 Adding captions to your videos isn’t just about accessibility—it helps boost engagement too! Since 85% of social media videos are watched without sound, captions can increase watch time by up to 12%. But creating captions manually takes time. That’s where AI tools can help, making it quick and easy to add captions.

Here are 7 AI tools that can help you add captions to your TikTok and YouTube videos effortlessly:

1. StoryShort AI – All-in-One Video & Caption Tool

Try StoryShort AI

StoryShort AI makes video creation and captioning simple. It’s perfect for TikTok and YouTube Shorts, helping you create engaging videos with automatic captions. It also offers:

  • Script Generation – AI creates short video scripts for you.

  • Voiceovers – Uses natural AI voices.

  • Caption Customization – Change fonts, colors, and styles.

  • Background Music – Choose from a built-in music library.

  • Auto-Publishing – Upload directly to TikTok and YouTube.

StoryShort AI saves time by handling both video editing and captioning in one tool.

2. Captions AI – Fast & Easy Subtitles

Captions AI quickly adds subtitles to videos in seconds. It’s great for creators who need speed and customization. Features include:

  • Typography Options – Change fonts to match your brand.

  • Color & Animation – Make captions more eye-catching.

  • Size Adjustment – Ensure captions are easy to read.

It supports over 100 languages, making it a great option for global audiences.

3. Opus Clip – AI Captions & Video Highlights

Opus Clip automatically finds the best parts of your long videos and turns them into engaging short clips. It also provides:

  • AI Virality Score – Predicts which clips will perform best.

  • Dynamic Layouts – Adjusts screen composition for better viewing.

  • Keyword Optimization – Helps videos rank better.

It’s a great tool for repurposing long-form videos into short-form content.

4. Riverside – Studio-Quality Captions

Riverside is a top choice for high-quality captions, especially for live videos. It offers:

  • Real-time Captions – Adds subtitles while you record.

  • Multi-Language Support – Translates for global audiences.

  • Custom Fonts & Colors – Personalize captions for branding.

If you want professional-looking captions for interviews or educational content, Riverside is a solid choice.

5. Veed.io – AI-Powered Captions & Editing

Veed.io is an all-in-one tool that helps you add captions and edit videos easily. Features include:

  • AI Captioning – Automatically generates subtitles.

  • Multi-Platform Export – Optimized for TikTok and YouTube.

  • Customization – Change fonts, colors, and sizes.

It’s beginner-friendly and great for quick content creation.

6. Clipomatic – Real-Time Mobile Captions

Clipomatic is perfect for creators who need captions on the go. This mobile app provides:

  • Real-Time Captioning – Converts speech into text as you record.

  • 40+ Language Support – Ideal for international creators.

  • Custom Fonts & Filters – Makes captions stylish.

If you record videos from your phone and need fast captions, Clipomatic is a great option.

7. Voicera – AI Captions for Global Reach

Voicera is designed for accessibility and translation. It offers:

  • 90+ Language Support – Captions in different languages.

  • Auto-Syncing – Matches subtitles with speech.

  • Customizable Open/Closed Captions – Great for accessibility.

It’s a useful tool for businesses, educators, and international creators.

Conclusion

Adding captions to your videos is now easier than ever with these AI tools. Whether you want real-time captions, translations, or fully customized subtitles, there’s a tool for you.

Looking for an all-in-one solution? Try StoryShort AI to create videos and captions effortlessly!

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