Free Online Image Resizer

100% Private & Secure

Add Watermark

Protect your images with custom watermarks. Add logos, text, or signatures to your photos.

Upload & Configure

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Main Image

Drop your main image here

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Watermark

Drop your watermark here

Watermark Size

20%

Small Large

Watermark Opacity

100%

Transparent Opaque

Position

X Position (px)

Y Position (px)

Output Format

Preview

Upload images to see watermark preview

💡 Watermark Tips:
• Transparent PNGs work best for watermark images
• Use 20-30% size for most watermarks
• Adjust opacity to make watermark subtle or prominent

💧 Watermark Tips

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Transparent PNGs

Use transparent PNG files for clean watermark overlays without backgrounds

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Proper Sizing

Keep watermarks at 20-30% of image size for visibility without distraction

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Strategic Placement

Place watermarks where they're hard to remove but don't ruin the image

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Private

All watermarking happens locally - your images never leave your device