Local WebP optimizer for WordPress. Free converts images to WebP; Pro adds AVIF and site-wide image tools.
Alternatives to NinjaWeb Smart Media Optimizer
Plugins below are selected for functional relevance and current directory signals. Active-install counts do not affect this ranking.
Relevant replacements
WordPress plugins with similar use cases
Compatibility and update metadata provide context, not a quality guarantee. Review each plugin’s details for your site.
Browser-based image compression & WebP—no API keys or quotas. Works on any hosting.
WordPress image optimizer: compress JPEG/PNG, convert to WebP/AVIF, resize large uploads and serve responsive images with couic.
Automatically convert uploaded images to modern WebP format to reduce file size and improve website performance.
Unlimited, free image compression to WebP/AVIF — done entirely in the editor's browser before upload. No server load, no API keys, no limits.
Reliable WordPress email delivery with multiple providers, two connections, Return Path, Reply-To and visual AND/OR routing.
Codcy Image Optimizerv1.6.3
Bulk convert JPEG and PNG images to WebP. No external service. Runs entirely on your server with automatic backup.
PuffPix Compressv1.3.1
Automatically compress images on upload using mozjpeg + pngquant. Bulk-optimize your media library. Faster site, no quality loss. Free trial included.
PicEte Image Optimizerv1.3.0
Free, zero-ad, unlimited local lossy image compression & WebP conversion.
Media Optimizerv1.1.0
Free WebP and AVIF sidecars, delivery tests, and safe local WordPress image optimization with original-file backups.