EXIF metadata, photo privacy, AI detection, forensics, and photography — practical guides you'll actually use.
Disable GPS, control metadata, and configure camera privacy on every major phone brand. Step-by-step guide.
Protect your children's privacy when sharing photos. GPS risks, facial recognition, and a practical checklist.
Strip metadata, verify origins, avoid location leaks. Essential OPSEC for journalists and sources.
Metadata clues, visual patterns, and reverse image search — everything you need to identify stock photography.
ISO, aperture, shutter speed, focal length — decoded in plain language with real-world examples.
Optimal pixel dimensions and aspect ratios for Instagram, Facebook, Twitter/X, LinkedIn, YouTube, TikTok, and Pinterest.
Tested: which platforms remove GPS, camera info, and timestamps from your photos — and which ones don't.
Extract GPS coordinates from metadata, read visual geolocation clues, and trace image origins.
Everything about DPI, pixel requirements, and print sizes. Check minimum resolution for postcards, posters, and everything in between.
Pixel-level comparison, diff heatmaps, and similarity scores. Learn techniques to find duplicates and detect edits between two images.
Screenshots have distinct fingerprints: screen resolutions, missing EXIF, PNG format. Learn the signals that reveal a screenshot.
Compare EXIF metadata side-by-side between two photos. Check if images were taken with the same camera, at the same time, or in the same location.
Extract dominant colors from any image. Get HEX, RGB, and HSL values for design projects, branding, and digital art workflows.
Verify photo authenticity by analyzing EXIF metadata, editing software traces, timestamp consistency, and compression patterns.
Analyze image quality, resolution, compression, and sharpness. Check if your photos are suitable for printing, web, or professional use.
Extract selectable text from PDF documents online. Handle both text-based and scanned PDFs with our free browser-based tool.
Digitize paper receipts by extracting store names, dates, items, and totals. Free browser-based receipt scanner.
Extract text from photos, screenshots, and scanned documents using OCR. Free browser-based text recognition.
Decode barcodes from product photos online. Supports EAN-13, UPC-A, Code 128, Code 39, and more formats.
Scan QR codes from images online without installing any app. Extract URLs, WiFi credentials, contact info, and more.
Understand file hashes, SHA-256, SHA-512, SHA-1, and MD5. Learn how cryptographic checksums verify file integrity.
Learn everything about EXIF metadata - what it is, what information it contains, and why it matters for photographers and privacy.
Step-by-step guide to removing GPS coordinates and location data from your photos before sharing online.
Comprehensive guide to protecting your privacy when sharing photos online. Learn what metadata exposes and how to stay safe.
Learn the techniques and tools to identify AI-generated photos from DALL-E, Midjourney, Stable Diffusion and other generators.
Discover methods to detect photo manipulation and editing. From metadata analysis to visual inspection techniques.