Watermark Photo - StampMark

About this app

Protect your work. Brand your photos. Export in seconds. StampMark is a batch watermarking tool built for photographers, content creators, and small business owners who need to protect and brand their images — fast. Drop your photos in. Configure your watermark. Export them all at once. That's it. WHY STAMPMARK? • Batch processing — watermark hundreds of photos in one go • Text or image watermarks — use your own logo or custom text • Full control — adjust position, size, opacity, rotation, and tiling • Live preview — see exactly how your watermark looks before exporting • Every format — JPEG, PNG, HEIC, TIFF, BMP, GIF, WebP • Completely offline — your photos never leave your Mac DESIGNED FOR YOUR WORKFLOW Whether you're listing products on Etsy, posting photography to social media, or delivering client proofs, StampMark fits into your process. Drag and drop your photos, tweak your watermark settings once, and export the entire batch with a single click. BUILT FOR MACOS StampMark is a native macOS app built with SwiftUI. It feels like it belongs on your Mac — fast, responsive, and designed for the way you work. No Electron. No web views. No server uploads. Just a focused tool that does one thing brilliantly. PRIVACY FIRST Your images are processed entirely on your Mac using CoreGraphics. Nothing is uploaded anywhere. No analytics. No tracking. No account required.

StampMark 1.1 — a major refresh: • Beautifully redesigned, fully native macOS interface • New Light Mode, with a System / Dark / Light switch in Settings • Faster batch exports — large photos no longer freeze the app while rendering • More accurate live preview and more reliable watermarking across more image types • Plenty of fixes and refinements throughout Thanks for using StampMark!

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1. First observed Aug 11, 2026 · 8:25 AM $13.99