Insights, tutorials, and news about image processing, PDF management, and digital privacy.
Apply mosaic block pixelation to photos online free. Censor license plates, faces, and sensitive numbers, or create retro 8-bit arcade graphics.
Test password strength and crack-time entropy online free. Zero data leaves your computer. Evaluates dictionary attacks, pattern matching, and brute force safety.
Remove unwanted pages, blank sheets, and confidential cover pages from PDF documents online free. Fast, private client-side PDF page removal in your browser.
Change image DPI from 72 to 300 DPI online free. Learn why print shops require 300 DPI and how metadata density tags differ from pixel dimensions.
Scan QR codes and barcodes directly from saved screenshot images online free. Decodes QR, UPC, EAN, and Code 128 in your browser with zero camera required.
Transform photos with the iconic surreal Sabattier solarization effect online free. Invert midtones while preserving shadows and highlights in your browser.
Convert images to pure 1-bit binary black and white online free. Create clean screen-printing separations, vinyl cutter stencils, and graphic comic art.
Add organic film grain or remove digital noise online free. Break up color banding in digital gradients and simulate classic analogue 35mm film textures.
Round the corners of any photo or graphic online free. Create rounded rectangle avatars, app icons, and card images with transparent corner cutouts.
Inspect photo lighting with a real-time RGB and luminance histogram online free. Learn how to spot underexposure, highlight clipping, and tonal balance.
Compare two photos side-by-side or highlight pixel differences with an overlay diff slider online free. Detect image edits, design shifts, and compression changes.
Inspect hidden EXIF camera metadata, GPS location coordinates, lens settings, and capture timestamps online free. Understand photo privacy risks.
