Convert JPG to AVIF

    Free · No registration needed

    Convert JPG images to AVIF for the best compression ratio available — completely free, no signup needed. AVIF can reduce file sizes by up to 50% compared to JPG while maintaining comparable visual quality.

    Drop JPG files here or click to browse

    Accepted: .jpg .jpeg — up to 10 MB per file

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

    • Up to 50% smaller than equivalent JPG
    • Superior compression to both JPG and WebP
    • Excellent for photographs and complex images
    • Supports wide color gamut and HDR
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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
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    No credit card required. Free plan includes 2 GB bandwidth/month.

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    Frequently Asked Questions

    What is a JPG to AVIF converter?
    A JPG to AVIF converter is an online tool that transforms JPG image files into AVIF format. AVIF offers up to 50% better compression than JPG, making it ideal for web performance optimization.
    Is this JPG to AVIF converter free to use?
    Yes, this is a 100% free JPG to AVIF converter. There are no hidden fees, subscriptions, or watermarks on your converted images.
    How do I convert JPG to AVIF online?
    Simply upload your JPG image, and the tool will automatically convert it to AVIF. Once the conversion is complete, you can download your AVIF file immediately.
    Can I convert JPG to AVIF without losing quality?
    AVIF delivers superior compression, often producing visually identical results at half the file size of JPG. This tool is optimized to maintain excellent quality.
    Why should I convert JPG images to AVIF?
    AVIF offers the best compression of any modern image format, reducing file sizes by up to 50% compared to JPG. This makes your website significantly faster and improves SEO.
    Is this JPG to AVIF tool safe?
    Yes. Your files are processed securely. Uploaded images are not shared and are automatically deleted after conversion to protect your privacy.
    Do I need to install software to convert JPG to AVIF?
    No. This is an online JPG to AVIF converter that works directly in your browser. No downloads or installations are required.
    Can I convert multiple JPG files to AVIF at once?
    Yes, batch conversion is supported. You can upload and convert multiple JPG images in a single session. When finished, download them individually or all at once as a ZIP file.
    Does this JPG to AVIF converter work on mobile devices?
    Yes. The tool works on mobile phones, tablets, and desktops, including Android, iOS, Windows, macOS, and Linux.
    What browsers support AVIF?
    AVIF is supported by Chrome, Firefox, Safari 16.4+, and Edge. For older browsers, use the HTML picture element to provide JPG or WebP fallbacks.
    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.