Image Tools Guides
Deep dives into image formats, compression, resizing, and optimisation for web, e-commerce, and design.
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Ultimate Guide to Image Formats: PNG, JPG, WebP, AVIF & More
A complete comparison of every major image format — PNG, JPG, WebP, AVIF, GIF, SVG, HEIC. When to use each, file size, quality, and browser support explained.
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PNG vs JPG: Which Image Format Should You Use?
PNG and JPG are the two most used image formats — but they're designed for completely different types of content. Here's how to pick the right one every time.
Image Compression for Web: Optimise Images Without Losing Quality
Learn how to compress images for the web correctly — recommended formats, quality settings, tools, and how image optimisation directly improves your SEO rankings.
PNG vs WebP: Complete Comparison Guide (2025)
PNG and WebP both support transparency, but WebP is typically 25–35% smaller. Here's exactly when to use each format for logos, screenshots, and web graphics.
JPG vs WebP: Complete Comparison for Web Developers (2025)
WebP is 25–34% smaller than JPG at equivalent visual quality — and it also supports transparency and animation. Here's when to switch and when to keep using JPG.
Best Image Format for SEO: How Your Image Choices Affect Rankings
Image format directly affects page speed, Core Web Vitals, and whether Google can index your images. WebP is Google's preferred format. Here's how to optimize for rankings.
WebP Format: Complete Guide to Google's Modern Image Format
WebP is the modern image format that outperforms both JPG and PNG in quality, file size, and features. Here's everything you need to know about WebP and how to adopt it.
Best Image Formats for E-Commerce Product Photos
The right image format for e-commerce can affect conversion rates, page load speed, and search ranking. Here's what the major platforms require and what actually works.
AVIF vs WebP: Next-Gen Image Formats Compared (2025)
AVIF achieves better compression than WebP but has slower encoding and wider software gaps. WebP is safer for production today. Here's the full comparison.
How to Optimize Images for Websites: Step-by-Step Guide
Image optimization is the single highest-impact performance win for most websites. This step-by-step guide covers format selection, resizing, compression, lazy loading, and CDN delivery.
AVIF vs JPG: Is AVIF Worth Switching To?
AVIF files are up to 50% smaller than JPEG at matched visual quality, with significantly fewer compression artefacts. The trade-off is slower encoding and less complete software support.
What Is Image Compression? Lossy vs Lossless Explained
Image compression reduces file size by encoding pixel data more efficiently. Lossy compression discards some data for smaller files; lossless compression preserves everything. Here's how each works.
WebP vs PNG: A Web Developer's Decision Guide
WebP is 26–35% smaller than PNG and adds animation support. PNG wins on software compatibility and for lossless archiving. Here's the practical decision guide for developers.