Guides

Image optimisation guides

Everything we know about making web images small, sharp and fast: WebP settings, resizing rules, platform how-tos and the SEO impact of image weight. Written from real conversions, not theory.

Tutorial

6 min read

Best WebP quality setting

What quality should you use when converting to WebP? We tested photos, screenshots and graphics at every level. Get concrete recommendations per image type.

8 min read

WebP for WordPress

Step-by-step guide to converting and uploading WebP images to WordPress, fixing upload errors, handling fallbacks and speeding up your site without extra plugins.

5 min read

Bulk convert to WebP

The fastest way to batch convert hundreds of PNG and JPG images to WebP: drag, drop, set quality once, download a ZIP. Private, browser-based, no command line.

6 min read

Resize images for web

Exact recommended pixel widths for hero images, blog photos, thumbnails, Open Graph and social media, plus how to resize and convert to WebP in one step.

Performance

9 min read

Core Web Vitals & WebP

Learn how converting images to WebP improves Largest Contentful Paint, Cumulative Layout Shift and your PageSpeed Insights score, with a step-by-step optimisation checklist.

6 min read

Reduce image size

Five techniques to shrink image files by 80–95% with no visible quality loss: modern formats, resizing, smart quality, metadata stripping and avoiding double compression.

Formats

7 min read

What is WebP?

Everything you need to know about the WebP image format: how it works, how much smaller it is than JPEG and PNG, browser support, pros and cons, and how to convert your images.

5 min read

WebP browser support

Which browsers support WebP? Complete 2026 compatibility table for Chrome, Safari, Firefox, Edge, iOS, Android, plus email clients, CMSs and how to add a fallback.

8 min read

Image formats compared

A practical comparison of the four main web image formats: compression, quality, transparency, animation, browser support and the right choice for each use case.

SEO

9 min read

Image SEO best practices

12 actionable image SEO tips: file formats, names, alt text, dimensions, lazy loading, sitemaps and structured data. Get more traffic from Google Images and faster pages.