100% In-Browser Privacy: All image processing runs locally on your device. Your photos are never uploaded to any server.
Pixelspure
Copyright Protection & Brand Stamping

Free Online Image Watermarker

Protect your photos and brand your visual assets with custom text watermarks, 9-point grid positioning, and transparency controls.

or drop image here

Drag and drop any JPG, PNG, or WebP photo to add a watermark

Supports JPG, PNG, WebP Max 20 MB 100% In-Browser Privacy

Why Watermark Images with Pixelspure?

Protecting intellectual property, product photography, and client proofs against unauthorized re-use is essential. Unlike cloud-based watermarkers that require uploading confidential high-resolution images to third-party databases, Pixelspure burns your signature directly onto the canvas pixels inside your device memory.

Permanent Burn-In

Text is rendered directly into the exported image bitstream, preventing removal via HTML or CSS inspection.

Custom Position & Opacity

Keep watermarks subtle or bold with granular 10% to 100% opacity sliders and 9-point anchor snap points.

Frequently Asked Questions

Get answers to common technical, privacy, and image processing questions.