Optimize images automatically — compress, resize and convert to WebP, AVIF & more with Kraken.io. Faster pages, smaller files, same quality.
Alternatives to Nik Images Auto Convert
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.
Local WebP optimizer for WordPress. Free converts images to WebP; Pro adds AVIF and site-wide image tools.
Convert WebP/AVIF and compress images for free. Enable Lazy Load and serve next-gen formats to speed up your website instantly.
Image optimization in 1‑click: compress, resize & convert to WebP/AVIF – free up to 20MB/month. Enjoy the easiest WordPress image optimizer to set up.
Compress and convert your media library to WebP and AVIF. Same quality, smaller files, never bigger, never broken. Free API key.
Compress images & PDFs automatically, convert to WebP & AVIF, and generate SEO-friendly filenames with AI. Bulk optimization, smart crop & resize.
Speed up your website by using our WebP & AVIF Converter. Optimize images and serve WebP and AVIF images instead of standard formats!
Automatically compress every image and serve WebP and AVIF to every visitor. Small files, the quality you choose, zero manual work.
Compress images and convert JPG, PNG and GIF to WebP and AVIF in the cloud. Offload media to free up disk space and serve images from a CDN.
Compress and optimize images, enable lazy load, serve WebP & AVIF, and speed up your site with a global image CDN.