Crop Image
Free online image cropper: crop JPG, PNG, and WebP images with freeform or aspect ratio presets (1:1, 16:9, 9:16). 100% private in-browser with zero uploads.
Free online image watermark tool: stamp custom text or logo watermarks on photos with opacity, grid positions, and tile mode. 100% private with zero uploads.
Batch watermark JPG, PNG, and WebP images. Add copyright text, signatures, or stamped transparent logos.
Upload single or multiple JPG, PNG, or WebP photos (or click 'Try Sample Image' to test immediately).
Choose between 'Text Watermark' (copyright notice, name, handle) or 'Logo / Stamp' (upload a PNG or SVG icon).
Customize typography, color, outline stroke, opacity slider, rotation angle, and 9-grid position or repeating tile mode.
Preview the watermark in real time and click 'Download Watermarked Image' or 'Download All as ZIP' for batch exports.
Subtle opacity and outline contrast protect visual integrity while guarding copyright ownership.
Repeating tile mode prevents unauthorized image scraping and digital asset infringement across ecommerce portals.
In an era of automated web scraping, unauthorized content syndication, and AI model ingestion, protecting your original photography, digital illustrations, and ecommerce product photos is paramount. Watermarking provides a visible, unambiguous assertion of authorship and copyright ownership.
Whether you are a professional photographer delivering client review proofs, an indie creator publishing digital artwork, or a real estate agent watermarking property listings, applying a consistent watermark prevents content misappropriation without requiring cumbersome desktop software.
Depending on your use case, there are two primary watermarking strategies:
Traditional online watermark utilities upload your high-resolution photographs to remote cloud servers for server-side processing with ImageMagick or Python Pillow. This creates privacy risks when handling unreleased product photos, client portraits, or legal evidence.
Toolhast executes all image transformations client-side inside your browser sandbox using the HTML5 Canvas API. Your photographs, vector logos, and custom copyright signatures never leave your device.
Watermarking establishes clear legal copyright ownership, discourages unauthorized commercial redistribution, and promotes your brand or portfolio when images are shared across social media networks, blogs, and public forums.
Yes. Toolhast supports multi-file batch uploads. You can drop an entire photo collection, configure your text or logo watermark settings once, preview across thumbnails, and download all watermarked files at once in a single compressed ZIP archive.
Single placement positions your watermark at a specific anchor (such as the bottom-right corner or center), providing a clean, subtle signature. Repeating tile mode tiles your watermark diagonally across the entire image surface, making it virtually impossible for image scrapers to crop or erase the watermark.
Yes. Our engine fully respects alpha transparency in PNG, WebP, and SVG logos. The transparent background blends smoothly over your photo without ugly solid rectangular borders.
No. While the browser display uses a scaled responsive preview for instant 60fps interaction, the final export renders onto a full-resolution offscreen canvas matching your original dimensions pixel for pixel without lossy downscaling.
No. All image compositing, typography rendering, and ZIP bundling happen 100% inside your browser sandbox via the HTML5 Canvas and Web APIs. Your confidential images never leave your local device.
Free online image cropper: crop JPG, PNG, and WebP images with freeform or aspect ratio presets (1:1, 16:9, 9:16). 100% private in-browser with zero uploads.
Free online image rotator: rotate JPG, PNG, and WebP images by 90, 180, or 270 degrees or flip horizontally. 100% private in-browser with zero uploads.
Comprime imágenes JPG, PNG y WebP reduciendo el peso de archivo sin perder nitidez visual.
Agrega marcas de agua de texto o imagen a tus archivos PDF con ajuste de opacidad, ángulo y posición.
Privado: esta herramienta se ejecuta en su navegador. Nada de lo que escribe se sube.
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