Henkan is a free WordPress plugin that automatically converts media library images to WebP and AVIF formats, improving site performance and SEO. Below are 30 image editing apps with similar functionality to Henkan – WebP & AVIF Converter, matched by what each product actually does — not ranked or scored. Explore each to find the closest fit for your use case.
WebP Image Optimization is a WordPress plugin that automatically converts JPEG and PNG images to WebP or AVIF formats, resizes images, and integrates with the Media Library. It helps site owners improve performance and save storage by optimizing images efficiently.
Harvify Image Optimizer for WebP and AVIF is a WordPress plugin that allows administrators to convert Media Library images to modern formats directly in the browser. It uses client-side processing to avoid server resource limits, making it ideal for shared hosting environments.
Hedef Image Optimizer — WebP & AVIF is a WordPress plugin that automatically converts JPEG and PNG images to modern WebP and AVIF formats. It processes images locally for better performance and offers bulk optimization, helping site owners improve loading speed and user experience.
NT Image WebP & AVIF Converter is a WordPress plugin that allows users to convert JPEG and PNG images to WebP and AVIF formats in bulk or automatically. It provides logs and stats to help site owners optimize image performance. The plugin is currently closed pending review.
Image Ninja is a WordPress plugin that converts JPEG and PNG images to WebP and AVIF formats upon upload, optimizing file sizes for faster website performance. It features automatic conversion, configurable quality settings, and a simple interface, making it ideal for site owners seeking better image optimization.
Image Format Converter is a WordPress plugin that enables administrators to convert images in the media library between modern formats like WebP and AVIF, as well as standard PNG and JPG. It supports bulk conversion, proportional resizing, and provides real-time progress feedback. Designed for WordPress site admins seeking efficient image management.
imagIn – WebP & AVIF Converter is a WordPress plugin that enables users to convert JPG, JPEG, and PNG images to modern WebP or AVIF formats directly on their own server. It integrates with the WordPress media library, offers customizable quality settings, and does not require any external cloud service or API. Ideal for site owners seeking local, privacy-friendly image optimization.
Image Optimizer is a WordPress plugin that automatically compresses, resizes, and converts images to modern formats like WebP and AVIF. It helps site owners improve loading times, user experience, and search engine rankings by optimizing images in bulk or on upload.
Designed2Use Convert to WebP/AVIF is a WordPress plugin focused on privacy-first image optimization. Unlike many image optimizers that process files through third-party cloud services, this plugin handles all image conversions locally on the user's own server. It uses WordPress's built-in image editor, leveraging Imagick and falling back to GD when necessary, to convert images to WebP or AVIF formats. No external accounts, API keys, or external requests are required, and the plugin does not transmit images or data offsite. A key feature is its reversibility: all conversions can be undone, allowing for one-click restoration of original files. Bulk conversion is supported, and the option to keep original files during uploads ensures that users retain full control over their media. The tool is designed for WordPress site owners or administrators who prioritize privacy and want to maintain exclusive control over their image assets without relying on external services or exposing their media to third-party servers. There is no mention in the available evidence of pricing, licensing terms, or additional integrations beyond its use within the WordPress environment. The plugin positions itself as an alternative to popular optimizers by emphasizing its local processing and privacy guarantees.
Fmtify is a WordPress plugin that converts images in the media library to WebP and AVIF formats automatically, improving website performance and load times. It supports bulk conversion, multiple backends, and seamless integration with WordPress, making it ideal for site owners seeking image optimization.
DZIEWA Media Converter is a free WordPress plugin that automatically converts JPEG and PNG images to AVIF and WebP formats, rewriting content to use modern image formats with fallback support. It helps site owners optimize images for faster loading and better performance.
Convert to AVIF and Optimise is a WordPress plugin that automatically converts images in the media library to the AVIF format, optimizing file sizes and updating all references across the site. It offers bulk optimization, quality settings, and metadata management for improved website performance.
DropAvif Image Optimizer is a WordPress plugin that converts images to WebP and AVIF formats, compresses images, and optimizes media delivery for improved site performance. It offers unlimited local optimization, watermarking, and lazy loading, making it ideal for WordPress site owners seeking faster load times and better SEO.
Basic Image Converter and Optimizer is a WordPress plugin that automatically generates WebP and AVIF versions of uploaded JPEG and PNG images using ImageMagick. It helps site owners reduce bandwidth and improve page load times by serving optimized image formats. The plugin integrates with the WordPress media library and offers configurable quality settings.
Heleco Media WebP Converter is a WordPress plugin that automatically converts JPG and PNG images to WebP format during upload. It helps site owners improve page load times and performance by reducing image file sizes while maintaining quality and transparency.
Image Optimizer PRO is a WordPress plugin that automatically optimizes images and serves them in AVIF or WebP formats for improved site speed. It uses a global CDN for fast delivery and requires no manual conversion by users.
Halka WebP Image Optimizer is a WordPress plugin that automatically compresses and converts uploaded images to WebP format, improving site speed and performance. It offers bulk optimization, configurable quality, and operates without external APIs.
Modern Image Formats is a WordPress plugin that automatically converts uploaded images to WebP or AVIF formats, improving website performance and load times. It integrates with WordPress media settings and supports both automatic and manual image regeneration. The plugin is designed for site owners seeking better image optimization.
Image to WebP Converter is a WordPress plugin that automatically converts uploaded PNG, JPG, and JPEG images to the WebP format, improving website speed and performance. It integrates with the WordPress media upload process and requires no coding. Ideal for site owners looking to optimize images effortlessly.
Image Converter & Optimizer is a WordPress plugin that allows users to convert images between formats like PNG, JPG, GIF, WebP, and AVIF, and optimize them for web use. It supports bulk and automatic conversion and optimization, helping WordPress site owners manage media efficiently.
KuDesign ImageIO is a WordPress plugin that scans the Media Library and converts images to WebP and AVIF formats using a queued process. It helps site owners optimize images for performance without altering original files. Suitable for those seeking simple, transparent image optimization workflows.
Pixy Image Optimizer is a WordPress plugin that automatically converts and compresses images to AVIF and WebP formats, enabling faster load times and improved browser compatibility. It features lazy loading and real-time optimization for site owners focused on performance.
Anek Image Optimizer is a WordPress plugin that compresses images, generates next-gen formats like WebP and AVIF, and supports multiple optimization libraries. It runs entirely on your server, ensuring privacy and faster site performance.
CompressX is a free WordPress plugin that allows users to convert and compress images to AVIF and WebP formats, replacing media files without changing URLs. It performs all conversions locally, helping site owners optimize images for faster loading and improved SEO. The plugin supports customizable compression and seamless media management.
Media WebP Converter is a WordPress plugin that helps site owners optimize their media library by converting images to the WebP format. It offers bulk conversion, quality control, and dashboard integration for easy management.
AttiaWebP – Safe WebP Replace & Optimizer is a WordPress plugin that converts JPEG and PNG images to WebP or AVIF formats, optimizes media libraries, and supports server-level image delivery. It helps site owners improve load times and manage image assets efficiently.
JZB Image Auto AVIF is a WordPress plugin that helps site owners automatically generate and serve AVIF and WebP versions of their images. It uses a non-destructive cache system and dynamic HTML output buffering to optimize images without altering originals, improving site performance and compatibility.
Simple WebP Converter is a WordPress plugin that automatically converts uploaded images (JPEG, PNG, GIF) to the WebP format, helping improve website loading speed and reduce bandwidth usage. It offers quality control and a simple interface for WordPress site owners.
Cleanor: Image Compressor & Converter is a WordPress plugin designed to optimize images within the WordPress Media Library. It addresses the need for faster website performance and reduced storage usage by shrinking image file sizes and converting them to modern formats such as WebP and AVIF. The plugin operates without requiring users to create an account, enter an API key, or purchase per-image credits. Instead, it utilizes a free endpoint provided by Cleanor Labs, allowing users to access its optimization features without any signup or payment process. Once activated, Cleanor automatically optimizes every new image upload, including thumbnails, enabling a "point-and-forget" workflow for site administrators and content creators. For websites with an existing large collection of images, the tool offers a one-click bulk optimizer to process all images already stored in the Media Library. A key feature of Cleanor is its non-destructive approach: original image files and their URLs remain unchanged, while optimized WebP and AVIF copies are stored alongside the originals and served automatically. The plugin is particularly suited for WordPress site owners and administrators seeking to improve page load times, enhance PageSpeed and Core Web Vitals scores, and minimize storage requirements. Cleanor is delivered as a WordPress plugin and operates via integration with the Cleanor Labs endpoint for image processing. According to the evidence, the plugin is free to use and does not require any form of account registration or payment for optimization services. Overall, Cleanor: Image Compressor & Converter fits within the class of WordPress image optimization tools, offering automated, account-free compression and format conversion for improved website performance.
AHS – Image to WebP Converter is a WordPress plugin that automatically converts uploaded JPG and PNG images to the modern WebP format, helping site owners reduce file sizes and improve website speed. It features bulk conversion, configurable quality, and a modern admin dashboard. Designed for WordPress users seeking better performance and bandwidth savings.
