Compare the Top Free Image Optimization Software as of November 2025

What is Free Image Optimization Software?

Image optimization software is a type of software designed to help reduce the file size of digital images while maintaining the image quality. It typically works by compressing file sizes, changing color profiles or resolution, and stripping out unnecessary metadata and other non-visible data. This reduces the overall file size while still allowing users to keep a high-quality picture. Ultimately, this helps to improve website speed and performance by reducing load times from large image files. Compare and read user reviews of the best Free Image Optimization software currently available using the table below. This list is updated regularly.

  • 1
    imgproxy

    imgproxy

    imgproxy

    imgproxy – the fastest, most flexible image processing server! imgproxy is a high-performance, secure, and open-source image processing server that gives you full control over your media pipeline. Whether you’re looking for a faster alternative to existing open-source tools, moving away from an expensive SaaS solution, or replacing a costly in-house system, imgproxy is built to handle all your image processing needs. Unlike SaaS solutions, imgproxy runs on your infrastructure, eliminating vendor lock-in and reducing cloud costs. Compared to other open-source alternatives, it is significantly faster, more secure, and easier to scale. And unlike custom-built in-house solutions, imgproxy requires no ongoing development or maintenance, saving engineering resources while delivering enterprise-grade performance. For businesses that need even more power, imgproxy Pro offers additional features, enhanced image quality, and advanced security options.
    Starting Price: $49/per month
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  • 2
    TinyPNG

    TinyPNG

    Tinify

    TinyPNG (by Tinify) is a free image optimization tool trusted by developers and designers worldwide. It uses smart lossy compression to compress JPEG, PNG, WebP, and AVIF files by up to 80% without visible quality loss - boosting speed, SEO, and reducing bandwidth. Compress, convert, and resize images via our intuitive web app or powerful API. SDKs are available for Python, Node.js, PHP, Java, Ruby, and .NET. Includes an official WordPress plugin and a growing ecosystem of community-built integrations. Tinify is simple and accessible with no complex settings, no guesswork. It just works. Whether you're a beginner or building for scale, you get reliable results fast. All plans start with a generous free tier, and responsive customer support is here when you need help. George the panda 🐼 would be thrilled to see you give it a try.
    Starting Price: $0
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  • 3
    Gumlet

    Gumlet

    Gumlet

    Host, secure, and stream videos in minutes with Gumlet Video. Build custom video processing and delivery with Gumlet Video API. Optimize and deliver images at scale with Gumlet Image. Trusted by 10,000+ businesses, Gumlet handles 1.5B media files daily with a 54% optimization rate. Gumlet Video: Streamline Video Delivery 1. Simplify video streaming with minimal coding. 2. Achieve high compression without quality loss. 3. Manage videos on a unified platform. 4. Automate via APIs, SDKs, and webhooks. 5. Gain video analytics for better ROI. 6. RTMP Live Streaming at scale in minutes. Gumlet Image Optimization 1. Auto-resize and compress images. 2. Integrate seamlessly for better UX & SEO. 3. World’s first auto-responsive resize. 4. AI automation for complete image control. Founded in 2019 in Singapore by Aditya Patadia & Divyesh Patel, who also built AI startup Turing Analytics.
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    Starting Price: $10 / month
  • 4
    ShortPixel

    ShortPixel

    ShortPixel

    A faster loading page means a more pleasant user experience, better search ranking and as a result, more page views. ShortPixel uses advanced compression technology that reduces image size without affecting the quality, thus making your pages load faster.
    Starting Price: $9.99 per month
  • 5
    Optimus Image Optimizer
    Smart compression of images WordPress Plugin & API. Automatic. Protects your data. Ideal for editorial staff, photographers, bloggers. Optimus targets a lossless compression of PNG images and a slightly lossy compression of JPEG images of media uploaded to WordPress — while focusing on protecting your data. In plain terms: the visual appearance of treated images does not change in any way. The plugin slims down the original image and all preview images of an uploaded motif. An important difference to desktop and online optimization tools: Photoshop, ImageOptim, JPEGmin and TinyPNG only treat the original images, since thumbnails are only generated when that image is uploaded to WordPress. Optimus compresses all preview images as well (=thumbnails). Reduction of file size with no change in visible image quality.
    Starting Price: $29 per year
  • 6
    Cloudinary

    Cloudinary

    Cloudinary

    Streamline media management and improve user experience by automatically delivering images and videos, enhanced and optimized for every user. Transform images and videos to load faster with no visual degradation, automatically generate image and video variants, and deliver high quality responsive experiences to increase conversions. More and more companies are turning to Cloudinary to achieve faster time to market, greater team productivity, significant cost savings and higher conversion rates. Imagine what you can do. This leading global retailer selected Cloudinary to drive greater efficiency and organization in the workflow, significantly improving performance for visual-rich pages.
    Starting Price: $49 per month
  • 7
    Optimole

    Optimole

    Optimole

    Optimole makes your images weigh even 80% less while looking just as good! Optimole is your all-in-one image optimization solution for WordPress & beyond. It processes your images in real time and it’s fully cloud-based (doesn’t strain your server). Optimole takes your images and optimizes them automatically. Picks the right image size for the visitor's browser and viewport. Serves images via a fast image CDN​. Uses lazy loading to display the images. Use the slider to see the original image on the left vs. its optimized version on the right. Optimole processes your images and reduces their weight (the amount of space they take up on your web server) without sacrificing quality. Images add up to 60% of the average webpage’s total load time. For that reason, by taking care of something as simple as optimizing them, you can get your site to load even twice as fast.
    Starting Price: $19.08 per month
  • 8
    reSmush.it

    reSmush.it

    reSmush.it

    reSmush.it is a FREE API that provides image optimization. reSmush.it has been implemented on the most common CMS such as Wordpress, Drupal or Magento. Moreover, reSmush.it is the most used image optimization API with more than 7 billions images already treated, and is still totally free of charge!
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    ImageKit.io

    ImageKit.io

    ImageKit

    With a global image content delivery network spread across 200 edge delivery locations and 6 processing locations, ImageKit serves robust image management & delivery solution for over 15000 companies & developers across the globe ImageKit.io is a complete image management and delivery solution for websites and apps to deliver high-quality visuals without compromising performance. All you would have to do is plug-in your existing storage or CMS/DAM instantly to leverage ImageKit's image delivery features within minutes. Perform real-time image optimizations and transformations like resizing, smart cropping, watermarking, DPR transformations, etc, and deliver images in the best format based on the user’s device & browser. The solution has proven to reduce page weight by over 30% which results in an overall reduction in bandwidth used.ImageKit also comes with an Integrated Media library that lets you upload, search, and organize your assets for better team collaboration
    Starting Price: $0
  • 10
    TwicPics

    TwicPics

    TwicPics

    TwicPics delivers perfectly sized media in real-time to your websites and apps to provide the best possible experience to all your end users. Your web pages load super-fast, no matter the device and the connection. Easy to set up, up, and fast to deploy, TwicPics makes image processing a breeze with its low-code responsive image solution. Your data transfers reduce by up to 94% while your images load 3x faster. Stop compromising visual quality and web performance. With TwicPics, your website is fast and beautiful, always. Perfectly sized images for any device, any connection in real-time. Images are resized, cropped & compressed in milliseconds. Reduce image size by up to 75%, with no loss of quality. Intuitive API and efficient front-end library, with a minimal footprint. Images load faster with worldwide CDN proximity. Stop managing multiple versions of the same picture anymore. With TwicPics, you just need the largest, most detailed master.
    Starting Price: €99 per month
  • 11
    Pi7 Image Tool

    Pi7 Image Tool

    Pi7 Code Solutions

    Compress JPEG images to 50kb using the Pi7 image compressor tool. Reduce the size of the JPEG image to 50kb with this tool. How to Compress JPEG to 50kb? With the Pi7 Image Compressor tool, you can compress your JPEG image to 50kb by following the steps given below:- 1) Open the "Pi7 Image Compressor" tool. 2) Enter 50kb In the input field. 3) Press the 'Compress' button and download the image. There is a variety of tools available online that can compress images to 50kb. But Pi7's image compressor provides some advantages over other image compressors. Our team designed an image tool according to the user's experience, so anyone can compress their JPEG to 50kb. Security of your jpeg files is our priority. When you upload a JPEG file on our server then after some time of compression that image will be deleted from the server automatically. All your personal document images are secure with us. Compress yo
    Starting Price: 0
  • 12
    Optimage

    Optimage

    Optimage

    Automatically compress images achieving the highest compression ratio at consistent image quality. Optimage is a simple yet powerful image optimization tool that provides the highest compression ratio at consistent visual quality, implementing many best practices for using images on the web and mobile. It is the first tool to achieve visually lossless compression in a comprehensive set of third-party tests and the new state of the art in image compression. It can resize and convert common image and video formats, and keep the best quality required for professional photography. It is designed to make automatic image optimization accessible and inclusive to everyone. Thousands of people have been successfully using Optimage to optimize their images. Optimage uses novel perceptual metrics and improved encoders to reduce image size by up to 90% without losing visual quality. Optimage provides the highest compression ratio by using advanced image reduction and data compression algorithms.
    Starting Price: $15 per month
  • 13
    4K Image Compressor
    4K Image Compressor is a free cross-platform app that lets you optimize PNG, JPEG, HEIC, and WEBP images quickly and without quality loss. With 4K Image Compressor, you can: Reduce the size of an image by a desired number of percent or to a particular size in megabytes, kilobytes, or even bytes PNG, JPEG, HEIC, and WEBP are supported for optimization and conversion, and more are coming soon Batch compression is available to save your time You can upload images in lossless and lossy formats.
    Starting Price: Free
  • 14
    thumbor

    thumbor

    thumbor

    Thumbor is a smart imaging service. It enables on-demand crop, resizing and flipping of images. It features a very smart detection of important points in the image for better cropping and resizing, using state-of-the-art face and feature detection algorithms. With the most advanced face detection technology, Thumbor ensures you have the best image crop possible. Every time a face is detected, it will crop the image around it, making sure the most important parts of the picture are preserved. Thumbor allows users to store and load images from anywhere needed. It's really simple to implement a new loader or storage. It comes packaged with file, HTTP, Redis, and MongoDB implementations for loaders and storage. Just pick what makes sense for you or implement your own. Thumbor has support for image filters. Filters usually apply some post-processing to the images and they can be chained and applied in order.
    Starting Price: Free
  • 15
    Optimizilla

    Optimizilla

    SIA Webby

    Optimizilla is an online image optimizer that uses a smart combination of the best optimization and lossy compression algorithms to shrink JPEG, GIF, and PNG images to the minimum possible size while keeping the required level of quality. Users can upload up to 20 images simultaneously, and the system intelligently analyzes the uploaded images, reducing them to the smallest possible file size without negatively affecting the overall quality. After uploading, users can click on thumbnails in the queue to adjust quality settings, using a slider to control the compression level and mouse or gestures to compare images. Once satisfied, users can download all compressed images as a ZIP file or individually. The service ensures safety by keeping original files untouched on the user's system and automatically deleting all uploaded data after one hour.
    Starting Price: Free
  • 16
    Shrink.media
    Reduce the file size of your images by smartly compressing & reducing dimensions, and download the compressed images for free. Reduce the file size of your images intelligently for free with the all new Shrink.media mobile app. Here is a comparison between the original image and compressed image. On left, you see the original image in PNG format. On right, you see the same image compressed intelligently using our Shrink.media. Reduced image size results in faster loading of web pages, improving web performance. Shrink.media is an image compression tool that automatically reduces file size of images in a matter of seconds. It reduces the size by smartly compressing and reducing the dimensions of the image. The maximum output resolution and size supported is 5000 x 5000 px and 25 MB.
    Starting Price: Free
  • 17
    SmallJPG

    SmallJPG

    SmallJPG

    Are you tired of encountering size restrictions when uploading images online? SmallJPG is the ultimate solution. Our free online tool allows you to effortlessly compress JPEG images to a tiny 50KB size, perfect for government job applications, admission portals, and more. SmallJPG is lightning-fast, user-friendly, and maintains image quality. Whether you're applying for a government job, university admission, or simply need to reduce image size, SmallJPG has you covered. Try it today and experience the difference for yourself! Compress your images to 50KB with ease. Key Features: Lightning-fast image compression Ideal for online portal submissions User-friendly interface High-quality compression Completely free to use Don't let image size restrictions slow you down. SmallJPG makes it easy to compress your JPEG images to the required 50KB, ensuring your submissions are a breeze. Try SmallJPG now and make image compression a seamless part of your online workflow.
    Starting Price: $0
  • 18
    ThumbPress

    ThumbPress

    Codexpert, Inc

    ThumbPress is a comprehensive WordPress plugin designed to streamline your website's handling of media files. It's an essential add-on that offers advanced capabilities for image optimizing, resizing, editing, and organizing your WordPress images and thumbnails, all while boosting your server's speed and enhancing your website's visual appeal. ThumbPress is perfect for bloggers, e-commerce sites, and anyone looking to improve their site's media handling and performance.
    Starting Price: $59
  • 19
    PixelBin

    PixelBin

    PixelBin

    Real-time image transformations with automatic optimization, image URL, and storage for efficient image organization. Try out our variety of transformations in our Playground section to learn more about each transformation. Know how different input parameters are used in each transformation and get the output you desire. Single platform for organizing and transforming your images automatically to deliver an unmatched quality experience. Create, manage and transform your images with seamless experience on single platform. Create, move and delete multiple files and folders using our simplified interface. Provides ready-to-use image URLs which can be used in blogs, posts, and websites. Get access to our rich suite of 25+ image transformations to enhance your images. Optimize your images for improving your web experience and reducing your storage needs.
    Starting Price: $25 per month
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