Image Tool Guides & Tutorials
In-depth guides on image formats, compression techniques, social media dimensions, print resolution, metadata privacy and more. Written for photographers, designers and developers.
How to Crop Images: Aspect Ratios, Composition and Technique
Learn how to crop images correctly for any use case. Covers aspect ratios, composition rules, cropping vs resizing and when to use each crop shape.
How to Watermark Images: A Complete Guide to Protecting Your Photos
Learn how to watermark images effectively. Covers watermark types, placement, opacity, copyright protection strategy and when not to watermark.
How to Resize Images Without Losing Quality
Complete guide to resizing images online. Learn when to resize vs compress, how resampling works, maintaining quality when scaling and common resize targets.
Image Color Profiles Explained: sRGB, Adobe RGB and Display Color
Understand image color profiles: sRGB vs Adobe RGB vs Display P3. Learn why your images look different across screens and how to convert for web and print.
JPEG vs PNG vs WebP vs AVIF: The Definitive Format Guide
Understand the differences between JPEG, PNG, WebP and AVIF image formats. Learn when to use each format, file size comparisons and browser support.
Best Image Format for Your Website in 2026: The Complete Guide
Find the best image format for your website in 2026. Compare WebP, AVIF, JPEG and PNG for load speed, Core Web Vitals, SEO impact and browser compatibility.
How Image Compression Works: A Plain-English Technical Guide
Understand how image compression works. Learn the difference between lossy and lossless compression, how JPEG, PNG and WebP compress images and what quality settings actually do.
How to Reduce Image File Size: 6 Methods That Actually Work
Step-by-step guide to reducing image file size without visible quality loss. Covers compression, resizing, format conversion, metadata removal and more.
DPI vs PPI Explained: Resolution for Print and Screen
Understand the difference between DPI and PPI. Learn what resolution settings you need for print, web, social media and professional photography: with practical examples.
What Is EXIF Data? A Complete Guide to Photo Metadata
Learn what EXIF data is stored in your photos, what privacy risks it creates, how to view EXIF data online and how to remove metadata before sharing images.