Compress PNG

    Free · No registration needed

    Reduce your PNG file sizes for faster loading websites and easier sharing, completely free with no sign-up needed. Our compressor optimizes PNG images while preserving transparency and visual quality.

    Drop PNG files here or click to browse

    Accepted: .png — up to 10 MB per file

    By uploading files, you agree to our Terms of Service and Privacy Policy.

    • Reduces PNG file size while keeping transparency
    • Great for web graphics, logos, and screenshots
    • No visible quality loss at recommended settings
    • Improves website loading speed and Core Web Vitals
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    Need This at Scale?

    This tool is great for quick conversions, but if you're managing hundreds or thousands of images, Pixel Fiddler puts optimization on autopilot. Transform any image via URL parameters — no re-uploading, no batch jobs, just instant results.

    • Compression and format transformations on the fly
    • URL-based transformations API
    • Works with your existing storage — S3, GCS, Azure, or any origin
    • Global CDN with smart caching for instant delivery worldwide
    • Real-time optimization based on device and browser

    No credit card required. Free plan includes 2 GB bandwidth/month.

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    Check out our other free image tools — no signup required.

    Frequently Asked Questions

    What is a PNG compressor?
    A PNG compressor is an online tool that reduces the file size of PNG images by optimizing compression. This free tool allows you to compress PNG images instantly without installing any software.
    Is this PNG compressor free to use?
    Yes, this is a 100% free PNG compressor. There are no hidden fees, subscriptions, or watermarks on your compressed images.
    How do I compress PNG images online?
    Simply upload your PNG image, adjust the quality slider to your preferred level, and click compress. Once complete, you can download your optimized PNG file immediately.
    Can I compress PNG without losing quality?
    PNG supports lossless compression, meaning the tool can optimize encoding to reduce file size. At high quality settings, there is no visible quality difference.
    Why should I compress PNG images?
    Compressing PNG images reduces file size, making web pages load faster, improving Core Web Vitals scores, and saving storage space and bandwidth.
    Is this PNG compression tool safe?
    Yes. Your files are processed securely. Uploaded images are not shared and are automatically deleted after compression to protect your privacy.
    Do I need to install software to compress PNG?
    No. This is an online PNG compressor that works directly in your browser. No downloads or installations are required.
    How much can I compress a PNG?
    Results vary depending on the image. PNGs with large areas of solid color compress best. Typical savings range from 10-50%, and optimized PNGs retain full transparency.
    Does this PNG compressor work on mobile devices?
    Yes. The tool works on mobile phones, tablets, and desktops, including Android, iOS, Windows, macOS, and Linux.
    What browsers are supported?
    This online PNG compressor works with all modern browsers, including Chrome, Firefox, Safari, and Edge.
    Are there file size or upload limits?
    The tool supports most standard image sizes. Very large files may have limits to ensure fast and reliable performance for all users.