Add Watermark to Image Online Free
Protect your photos with customizable text or logo watermarks
No signup • No watermark • 100% Private • Completely Free
See the Result
Why Use Our Free Image Watermark Tool?
Image Watermark Privacy
Protect photos and graphics with watermarks using Canvas API locally. Your original images and watermark designs stay on your device during processing.
Custom Watermark Control
Add text or logo watermarks with opacity, positioning, and size control. Protect product photos, portfolio images, or copyrighted graphics from unauthorized use.
Unlimited Watermarking
Watermark entire photo collections or product catalogs. No limits on batch watermarking or number of images protected per day.
Direct Watermark Access
Start protecting images immediately without signup. No account barriers, no email verification - just upload and watermark.
How to Add Watermark to Image
Upload Your Image
Drag and drop or click to select your photo (JPG, PNG, WebP supported).
Choose Watermark Type & Settings
Select text or logo watermark, adjust position, opacity, and size to your preference.
Download Protected Image
Click "Add Watermark" and download your protected image instantly as PNG.
Frequently Asked Questions
Is this watermark tool really free?
Yes, completely free. No hidden fees, no subscriptions, no credit card required.
Do I need to create an account?
No. Start immediately without signup or email verification.
Are my images uploaded to your servers?
No. All processing happens in your browser. Files never leave your device.
Can I use my own logo as a watermark?
Yes. You can upload your own logo image (PNG recommended for transparency) or use custom text watermarks.
How do I control the watermark transparency?
Use the opacity slider to adjust watermark transparency from 10% to 100%. 60-70% is recommended for best visibility.
Will the watermark reduce image quality?
No. The watermark is overlaid on the image without reducing the original quality. Output is saved as high-quality PNG.
What image formats are supported?
We support JPG, PNG, WebP, and other common image formats. Output is always saved as PNG for best quality.
💡Pro Tips: Watermarking Best Practices
- •60–70% opacity is the sweet spot — visible but not distracting
- •Use white text with a subtle drop shadow for watermarks on any background
- •PNG logos with transparent backgrounds look far better than JPG logos
- •Place watermarks away from the main subject to maintain visual appeal
- •For social media, bottom-right corner is the standard professional position