Supported formats and limits: Miaomiao AI Watermark Remover is a browser-based tool for removing watermarks from videos and images. All processing happens locally without server uploads. Video removal currently supports MP4 and MOV, and the tool also supports image watermark removal and adding watermarks to videos.

Free Online Watermark Remover - No Download, No Ads

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Free to use

Core features run locally in your browser and can be used for free

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Online web app

No software installation required. Open your browser and start editing

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No ad interruptions

A clean tool experience with no pop-up ads or forced redirects

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Private and secure

All processing stays in your browser; videos and images are not uploaded

How to Remove Watermarks Online

A free online watermark remover for videos and images. Select the watermark area and process it locally.

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Upload a file

Choose or drag in an MP4, MOV, or image file. It loads locally without upload.

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Select the area

Drag a selection box over the watermark area for precise targeting.

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Start processing

Click Start Processing to remove the watermark locally and securely.

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Download the result

Download the result after processing and check the video/image and audio quality.

Best Watermark Types to Remove

This tool works well for logos, corner marks, and text watermarks in videos or images. Smaller marks on simpler backgrounds usually produce more stable results.

Works well

  • Fixed corner logo watermarks
  • Semi-transparent platform watermarks
  • Text watermarks on simple backgrounds
  • Corner marks, dates, and account IDs
  • Stickers or marks you added yourself

Less suitable

  • Large watermarks covering faces
  • Watermarks over fast-moving backgrounds
  • Watermarks covering important text or texture
  • Complex subtitles covering the full video

Free Online Watermark Remover FAQ

Which formats does Miaomiao AI Watermark Remover support?

Video watermark removal supports common formats such as MP4 and MOV, while image watermark removal supports common image formats. Convert other video formats to MP4 first for best compatibility. For more stable removal, use a higher-quality source file.

Is watermark removal safe? Will my file be uploaded?

All processing happens locally in your browser. Videos and images are not uploaded to any server. Only process content you own or are authorized to edit.

How good is the removal quality?

Miaomiao AI uses deep-learning inpainting to reconstruct the selected area, producing a more natural result than simple blur or cover-up methods. Fixed corner logos and small marks work best; large watermarks over faces or important details may still leave traces.

Can I select multiple watermark areas?

Yes. You can select multiple watermark boxes and process them together, which is useful for videos with several separated marks.

What is keyframe watermark removal?

The video tool analyzes frames and repairs the selected watermark area consistently, reducing flicker and visible residue.

Will video watermark removal affect the original audio?

Watermark removal edits the visual area only and normally does not change the original audio. Review the downloaded result before publishing.

What kinds of watermarks work best?

Corner logos, semi-transparent platform marks, text on simple backgrounds, timestamps, and small account IDs usually work best. Large marks over faces, fast-moving backgrounds, or important text may produce weaker results.

What does the add-watermark tool support?

The add-watermark tool supports text and image watermarks with adjustable opacity, position, and size, plus dynamic modes such as random, floating, and high-protection watermarks for different publishing needs.