Dropavif

DropAvif Image Optimizer, the comprehensive, all-in-one solution designed to modernize your WordPress media delivery instantly. We don’t just compress images; we transform your entire media stack into a high-performance engine that Google loves.
Unlike many popular plugins that limit you with small monthly quotas, rely on external cloud processing, or charge extra for basic features, <a href="https://dropavif.com/" rel="nofollow ugc">DropAvif.com</a> gives you full control through True Unlimited Local Optimization. Zero limits. Zero tokens. Zero hidden fees.
Everything is powered by our proprietary Quad-Engine — four independent, high-performance optimization processors working in parallel to deliver the fastest AVIF/WebP processing in the entire WordPress ecosystem. 
 It doesn’t matter whether you run: 
 a dynamic news portal with millions of monthly views, 
 a large WooCommerce store with 50,000 products, 
 a photography portfolio where quality and watermarking are absolute priorities, 
 an agency managing 50+ sites via WP-CLI, 
 or a massive eCommerce platform where every millisecond of load time translates into real revenue. 
DropAvif scales automatically — from your very first upload to your millionth pageview. Built for professionals, engineered for speed, and fully optimized for SEO.
<h3>🏆 WHY DROPAVIF IS THE NEW STANDARD (2025 and 2026 EDITION)</h3>
<h4>1. ⚡ The World’s First “Quad-Engine” Local Converter (FREE & UNLIMITED)</h4>
Stop relying on slow, outdated PHP conversion methods that time out your server. DropAvif introduces a revolutionary intelligent detection system that hunts for the fastest image processing tools available on your hosting environment.
We automatically prioritize speed and quality in this order: 
1. 🥇 Libvips (The Speed Demon): If available, we use this enterprise-grade library for memory-efficient, lightning-fast conversion. 
2. 🥈 Cwebp (Google CLI): Direct access to Google’s official binary for the highest possible WebP quality. 
3. 🥉 Imagick: A robust, high-fidelity fallback. 
4. running GD: Universal compatibility ensuring DropAvif works on 99.9% of servers.
The Result: You can convert thousands of images to WebP directly on your server, completely free, without timeouts, and without spending a single API credit.
<h4>🧠 Exclusive “Smart Format Selection” Technology</h4>
Stop guessing between WebP and AVIF. Our cloud engine generates both next-gen formats, analyzes them in real-time against the original, and automatically serves the absolute smallest file to your visitor. 
* Result: You get the extreme compression of AVIF where it shines, and the efficiency of WebP where it’s better. You never leave performance gains on the table.
<h4>☁️ Zero-Load Cloud Architecture</h4>
Traditional plugins use your server’s CPU (GD/Imagick) to compress images. This causes timeouts, failed uploads, and slows down your dashboard. 
DropAvif is different. We send your images to our powerful API. Your server stays fast, and we handle the heavy lifting. 
 Process 50,000+ images in the background without slowing down your site. 
 No timeouts on shared hosting. 
 Resume capability automatically handles interruptions.
<h4>👁️ Perceptual “Smart Optimization” (AI)</h4>
Our flagship compression engine uses perceptual analysis (SSIM) to understand what the human eye actually sees. It intelligently removes invisible data while preserving critical edges, textures, and colors. 
 Result: Images are up to 80% lighter than originals but look virtually identical.
<h3>🛡️ Professional Image Protection: Watermarking</h3>
Protect your intellectual property automatically without touching your original files. 
* Non-Destructive: The watermark is applied only to the optimized WebP and AVIF versions served to visitors. Your original source file remains clean and safe. 
* Cloud-Powered: Watermarking happens in the cloud during conversion, ensuring perfect quality and transparency handling. 
* Flexible Control: Position the watermark anywhere (9 anchor points), adjust opacity, scale, and padding.
<h3>📸 Comprehensive Image Features</h3>
Next-Generation Format Conversion 
* AVIF Conversion: The future of images. Offers superior compression (often 50% smaller than WebP) and HDR color support. 
* WebP Conversion: The modern standard. Fully supported by all browsers. 
* Automatic Fallbacks: We use advanced server rules (.htaccess / Nginx). If a browser doesn’t support AVIF, we serve WebP. If it doesn’t support WebP, we serve the original. Zero broken images.
Massive Bulk Optimization 
* Asynchronous Engine: Optimize your entire library in the background. You can close the browser tab and let DropAvif work its magic. 
* Directory Scanning: DropAvif optimizes everything, not just the Media Library. 
 /wp-content/uploads/ 
 /wp-content/themes/ (Optimize theme assets!) 
 /wp-content/plugins/ (Optimize images from other plugins!) 
 Any custom folder you define.
Before & After Comparison 
* Visual Proof: Use our built-in comparison tool in the Media Library to see the quality difference and file size savings for any specific image side-by-side.
<h3>⚡ Core Web Vitals & Performance Suite</h3>
It’s not just about file size—it’s about how the browser loads the page.
Advanced Lazy Loading 
* Smart Loading: Only load images, iframes, and videos when they enter the viewport. 
* Native Support: Utilizes browser-native lazy loading attributes for maximum performance. 
* Video Placeholders: Replaces heavy YouTube/Vimeo iframes with a lightweight preview image. The video resource only loads when the user clicks “Play.”
Critical Image Preloading (LCP) 
* LCP Optimization: Automatically identifies and preloads the Largest Contentful Paint (LCP) image (usually the hero banner) to instantly boost your Google Lighthouse score.
Layout Shift (CLS) Fixes 
* Missing Dimensions: Automatically scans your HTML and adds missing <code>width</code> and <code>height</code> attributes to <code><img></code> tags to prevent content jumping as images load.
<h3>🔌 Deep Ecosystem Integration</h3>
DropAvif is engineered to work seamlessly with the tools you already use.
Smart SEO Sitemaps 
* Yoast SEO & Rank Math: We automatically update the image URLs in your XML sitemaps. This ensures Google bots index your optimized WebP/AVIF versions instead of the heavy originals, boosting your SEO rankings.
Page Builders & Galleries 
* Full Compatibility: Automatically detects and optimizes images added by Elementor, WPBakery, Divi, Beaver Builder, and Gutenberg. 
* Gallery Support: Native support for NextGen Gallery, Modula, and FooGallery.
eCommerce Ready 
 WooCommerce: Optimize thousands of product variations without slowing down the checkout flow.
CDN Support 
* Cloudflare API: Connect your Cloudflare account directly. The plugin will automatically purge the Cloudflare cache for specific images whenever they are optimized, ensuring users always see the latest version.
<h3>💻 Full WP-CLI Integration (For Developers)</h3>
Manage optimization entirely from the command line. Perfect for agencies, cron jobs, and automated deployment pipelines.
<ul>
<li>Regenerate: Run bulk conversions or force re-optimization. 
 $ wp media-optimizer regenerate 
 $ wp media-optimizer regenerate –force</li>
<li>Automate: Script the optimization process across multiple sites without ever logging into the WordPress dashboard.</li>
</ul>
<h3>🔧 Advanced Control for Agencies</h3>
Role-Based Upload Policies 
Stop clients or editors from uploading massive, unoptimized photos that kill your server storage. 
* Set Max File Size (e.g., 5MB) limits per user role. 
* Set Max Image Dimensions (e.g., 2000px width) limits per user role.
Granular Exclusions 
Complete control over what gets optimized. Exclude by: 
* Path/URL: e.g., <code>/sensitive-documents/</code> 
* Filename Pattern: e.g., <code>banner-hq-*.jpg</code> 
* Thumbnail Size: Keep your full-resolution originals untouched while optimizing only the thumbnails.
<h3>🛡️ Safety, Backup & Privacy</h3>
<ul>
<li>Originals are Read-Only: We never overwrite your original files. We create optimized copies in a separate folder.</li>
<li>One-Click Restore: Don’t like the result? Revert to the original image instantly.</li>
<li>Backup Friendly: Option to exclude the <code>media-optimizer-files</code> directory from backup plugins (UpdraftPlus, etc.) to save massive amounts of backup storage space (since optimized files can always be regenerated).</li>
</ul>
<h3>💸 Pricing Model</h3>
DropAvif Free: 
* Unlimited Local WebP Conversion. 
* Unlimited Lazy Load, Preload, and Watermarking. 
* Quad-Engine Speed (libvips/cwebp support). 
* 200 Free Cloud Credits (one-time) to test AVIF.
DropAvif API: 
* Cloud AVIF Conversion: Unlock the smallest file sizes. 
* Smart Format Selection: The “Best of Both Worlds” engine. 
* Smart Optimization: Perceptual AI compression (SSIM). 
* Zero-Load Processing: Offload CPU usage to our cloud infrastructure.
<a href="https://dropavif.com/" rel="nofollow ugc">Check out our plans and get started for free!</a>
Additionally, if you enable the optional CDN feature, the plugin will connect to the Cloudflare API (<code>https://api.cloudflare.com/client/v4/</code>) to purge the cache. This requires you to provide your own Cloudflare API credentials. 
 Cloudflare Terms of Service: https://www.cloudflare.com/website-terms/
The service processes the image on its servers and returns the optimized version to your website. No personal user data is sent.
You can review the service’s terms and privacy policy here: 
 Terms of Service: https://dropavif.com/terms-of-service 
 Privacy Policy: https://dropavif.com/privacy-policy

DropAvif Image Optimizer – Convert WebP & AVIF | Compress Images

The Ultimate Image Optimization Suite for WordPress. WebP & AVIF conversion, Smart Format Selection, Watermarking, and Lazy Load. Zero server load.

Kraken.io

⚡ Compress, resize and convert your WordPress images to WebP, AVIF and more — automatically. Faster pages, smaller files, same quality.
Slow pages cost you visitors, search rankings and sales — and over-sized images are almost always the culprit. Kraken.io Image Optimizer fixes that on autopilot: it compresses, resizes and converts every image you upload — and every thumbnail WordPress generates — so your whole site loads lighter and faster, without you lifting a finger.
Every upload is sent to <a href="https://kraken.io" title="Kraken.io Image Optimizer" rel="nofollow ugc">Kraken.io</a>, one of the most advanced image-optimization APIs on the web, optimized in the cloud, and pulled straight back into your Media Library. No binaries, no command line, no server tweaks — install it, add your API key, and stop worrying about heavy images.
At its heart is Kraken.io’s intelligent lossy engine: for every single image it finds the exact point where the file is as small as possible while staying visually indistinguishable from the original. Expect to cut 60% or more off your image weight — exactly the win Google PageSpeed and Core Web Vitals reward.
From a personal blog to a busy WooCommerce store with tens of thousands of products, it’s an install-and-forget solution that just works.
<h4>✨ Why Kraken.io</h4>
<ul>
<li>Intelligent lossy & lossless — pick maximum savings with no visible quality loss, or pixel-perfect lossless. Per-image JPEG quality and chroma subsampling control for power users.</li>
<li>Convert between formats — turn uploads into WebP, AVIF, JPEG, PNG or GIF. Reach for next-gen WebP or AVIF for the biggest savings (and to clear Google’s “Serve images in next-gen formats” audit), or switch between the classics — whatever fits your site.</li>
<li>Optimizes everything WordPress serves — the full-size image and every thumbnail size (thumbnail, medium, large, …) that actually reaches your visitors through responsive <code>srcset</code>.</li>
<li>PDFs too, not just images — PDF files in your Media Library are compressed through the same Kraken.io engine, so documents download and embed faster.</li>
<li>Smart resizing — cap oversized uploads to a maximum width/height; resized images are enhanced to stay sharp and avoid haloing.</li>
<li>Bulk “Krak ’em all” — optimize your entire existing library from a dedicated Bulk Optimize screen or the Media Library bulk action, with live progress.</li>
<li>A control panel that tells you everything — a Kraken.io summary panel on the Media Library, Add Media and Plugins screens (plus a Dashboard widget) shows your connection status, plan, quota usage, active settings and supported formats at a glance.</li>
<li>Per-image savings & error badges — see exactly how much each image saved, right in the Media grid and list.</li>
<li>Plays nice with your stack — works with multisite, page builders, CDNs and local/dev sites. Detects other optimizer plugins and offers one-click deactivation so they don’t fight over your images.</li>
</ul>
<h4>🖼️ Supported formats</h4>
JPEG, PNG, animated GIF, WebP, AVIF, HEIC/HEIF and PDF. (For security, raw SVG upload is intentionally not enabled — see the FAQ.)
<h4>⚡ Built for Core Web Vitals</h4>
Heavy images are the number-one cause of slow pages. By compressing every size, converting to WebP/AVIF and right-sizing oversized uploads, Kraken.io directly targets the audits that move your score: Properly size images, Efficiently encode images, Serve images in next-gen formats and Largest Contentful Paint.
<h4>🎛️ Your images, your control</h4>
<ul>
<li>Choose intelligent lossy or lossless, globally.</li>
<li>Convert uploads to WebP/AVIF/JPEG/PNG/GIF on the fly — synced live between the panel and settings.</li>
<li>Preserve selected EXIF tags (Date, Copyright, Geotag, Orientation, Profile) or strip them for the smallest files.</li>
<li>Auto-orient photos from phones and cameras by their EXIF orientation.</li>
<li>Decide who can optimize — all logged-in users, authors and up, or administrators only.</li>
<li>Pick exactly which image sizes to optimize (the large 1536×1536 and 2048×2048 retina sizes are off by default to save quota — turn them on if your theme serves them).</li>
<li>Optimize on upload automatically, or defer and bulk-optimize later.</li>
</ul>
<h4>🔒 Private & secure by design</h4>
Your API credentials are stored write-only and masked — they are never pre-filled into the page or exposed in your site’s source, so other users on the dashboard can’t read them. Every action is protected by nonces and capability checks, uploads are content-verified, and all optimization happens server-to-server with Kraken.io. No secrets ever reach the browser.
<h4>🚀 Get started for free</h4>
<blockquote>
Create a <a href="https://kraken.io/pricing" title="Kraken.io – Plans and Pricing" rel="nofollow ugc">free Kraken.io account</a> — no credit card required — and get testing quota to try the plugin and the rest of the Kraken.io toolset:
<ul>
<li>A fully-featured optimization API with official libraries for PHP, Node.js, Python, Ruby, Java, Go and .NET</li>
<li>Web Interface (free) and Web Interface PRO with resizing and sync-to-Dropbox</li>
<li>URL Paster and Page Cruncher to optimize images in bulk from anywhere on the web</li>
<li>Optimization history and stats, and Kraken.io Cloud Storage</li>
</ul>
</blockquote>
You can use a single API key across as many sites as you like — there is no per-site license.
<blockquote>
★★★★★ Excellent option for image optimization 
 “The real power of Kraken is their ‘intelligent lossy’ optimization. I use it on all my sites and have never once needed to roll back an image because of too much quality degradation. It is a perfect solution as is.” — <a href="https://profiles.wordpress.org/collinmbarrett" rel="nofollow ugc">collin</a>
★★★★★ Quality results, quality service 
 “The plugin works really well and effortlessly, and the support is prompt, thoughtful, and thorough. I’m hooked.” — <a href="https://profiles.wordpress.org/illustrata" rel="nofollow ugc">illustrata</a>
★★★★★ Optimize according to Google PageSpeed 
 “Kraken was instrumental in optimizing images to comply with Google’s PageSpeed analyzing tool. Our travel blog now sports Google’s ‘mobile friendly’ tag for mobile searches.” — <a href="https://profiles.wordpress.org/qualterio" rel="nofollow ugc">Walter Schaerer</a>
★★★★★ Perfect solution to speed up site! 
 “I love this plugin! All my questions are quickly responded to and I see a huge saving in image size without losing quality. Highly recommend!” — <a href="https://profiles.wordpress.org/ezone69" rel="nofollow ugc">ezone69</a>
</blockquote>
<h4>Connect with Kraken.io</h4>
<ul>
<li>Website: <a href="https://kraken.io" rel="nofollow ugc">https://kraken.io</a></li>
<li>Plans & pricing: <a href="https://kraken.io/pricing" rel="nofollow ugc">https://kraken.io/pricing</a></li>
<li><a href="https://twitter.com/KrakenIO" title="@KrakenIO" rel="nofollow ugc">Twitter / X</a> · <a href="https://www.facebook.com/krakenio" title="Kraken.io" rel="nofollow ugc">Facebook</a> · <a href="https://github.com/kraken-io" title="Kraken.io on GitHub" rel="nofollow ugc">GitHub</a></li>
</ul>

Kraken.io Image Optimizer – Compress, Convert to WebP & AVIF, Resize & Bulk Optimize

- It works with 1 image but not at Google PageSpeed standard
- It doesn't work with bulk action
- The worst thing is I inputted my credit card there and they refused to let me cancel my subscription, what a very bad thing from kraken.io

Does not work for bulk actions, subscription cannot be cancelled

As others are noting here, their customer service is terrible. In fact I'd use the word "non-existent".

After signing up with an account I decided that the service was no longer what I needed and contacted them to delete my account. Multiple times, in different ways, I've contacted their customer support about this and never had a response. Currently breaching GDPR rules, they're going to be reported.

Thank goodness I never handed over any payments to them.

Terrible Customer Service

Optimize images automatically — compress, resize and convert to WebP, AVIF & more with Kraken.io. Faster pages, smaller files, same quality.

DropAvif Image Optimizer – Convert WebP & AVIF | Compress Images vs Kraken.io Image Optimizer – Compress, Convert to WebP & AVIF, Resize & Bulk Optimize