Add Watermark to Photos — Logo & Text, Bulk

Add a text or logo watermark to photos in bulk. Free, private: images never leave your browser. Resize and export as ZIP.

Add a watermark to photos in seconds — one photo or 200 at once — right in your browser. Protect your work before you share it. Type your name, drop in your logo, pick a spot, and every photo gets the same clean, professional mark. Your images never leave your computer: nothing is uploaded, ever. WHAT YOU CAN DO • Text watermark: your name or © copyright line, 4 fonts, size, opacity, color and rotation • Logo watermark: add your PNG logo with a transparent background, set its size and opacity • Use text and logo together • 9 positions: corners, edges or center • Repeat across the photo: a diagonal pattern that covers the whole image • "ONDA style" in one click: the tiled 25% pattern pro surf photographers use to protect every shot • Bulk watermark: batch up to 200 JPG, PNG or WebP photos at a time • Live preview of every photo before you export • Resize images: keep the original size, or set the longest edge to 1080 px, 2048 px or a custom size • Export as one ZIP file, or download the photos one by one • Same format as your originals, with the photo orientation from your camera kept right • Your settings and logo are remembered for next time WHY PHOTOGRAPHERS LIKE IT • 100% private: all processing happens on your computer • Fast: no uploads, no waiting for a server • Free, no account, no sign-up • Works in English, Italiano, Español, Português, Français and Deutsch PERFECT FOR Photographers, surf and sports photographers, wedding and event photographers, artists, sellers on marketplaces, and anyone who wants to watermark photos and protect their copyright before posting online. HOW IT WORKS 1. Click the extension icon: the watermark maker opens in a new tab. 2. Drag and drop your photos. 3. Set your text or logo watermark and see it live. 4. Click "Download ZIP". Made by ONDA, the marketplace where surf, kite and windsurf photographers sell their session photos to the riders in them. Sell your surf photos with ONDA: https://onda.pics/sell-surf-photos?utm_source=cws&utm_medium=listing&utm_campaign=watermark Questions? support@onda.pics