Convert PNG to WebP, JPEG to AVIF and more. Optimize images for web with smart compression. 100% free, no sign-up.
FreeNo signupProcessed locally
Convert your images to JPG, PNG, WebP, GIF, or AVIF with a single click. Our converter is 100% free, private, and works directly in your browser without registration.
Need to change an image format? With OToolbox you don't need expensive software. Upload your file, choose your desired format and download it instantly. Completely local processing — your image never travels to our servers.
Convert PNG to WebP to reduce file size and improve page load speed on your website.
Some programs don't accept certain formats. Convert AVIF to JPG to ensure universal compatibility.
GIF and PNG can be very heavy. Use JPG or WebP to save storage space.
Instagram, Facebook and TikTok accept multiple formats. Choose the one that best suits your content.
Completely. Your image is processed in your browser and never sent to our servers. We don't keep copies or data.
We convert to JPG, PNG, WebP, GIF and AVIF. Choose the one that best suits your need.
The limit depends on your browser and available RAM. We generally support files up to 100MB.
Yes, our converter allows you to process multiple files simultaneously to save you time.