Convert all existing JPG/PNG images in your Media Library to WebP with a single click, in place, with no duplicates.
Alternatives to Convert Images to WebP on Upload
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Local WebP optimizer for WordPress. Free converts images to WebP; Pro adds AVIF and site-wide image tools.
Image optimization that works the moment you activate it. Compress and convert to WebP right on your site — no setup, no API keys, no limits.
Converts uploaded JPEG and PNG images to WebP and AVIF, and serves the best format each browser supports.
Convert WordPress images to WebP automatically. Optimize page speed, boost SEO, and reduce bandwidth with unlimited conversions and smart backups.
The image optimizer that doesn't charge you for thumbnails. 1 credit per upload, all sizes included — 6-8x more conversions for the same quota.
Converts JPEG and PNG images to WebP on upload, serves them through picture elements, and bulk-converts your existing media library.
🚀 Automatically convert images to WebP format in WordPress and improve website speed, performance, and SEO — without any manual work.
Effortless alt-text, captions, smart crops and optimization by AI while you upload images.
Compress images, convert them to WebP, find unused images, and even optimise pictures uploaded through form plugins like Gravity Forms — all locally, …