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RoundPatch

Convert images to JPG, PNG or WebP.

Convert and compress up to 30 images at once between JPG, PNG and WebP. Move the quality slider and watch every file size update live.

  • Free* · 3 uses without sign-up
  • Files never leave your device
  • No watermark

PNG is lossless, so quality doesn’t apply. Use Resize to make files smaller, or choose WebP.

More options
Choose images or drag & drop · paste with Ctrl/⌘+V JPG, PNG or WebP · up to 30 images · processed on your device

    How it works

    Three simple steps.

    1. 1

      Choose the output format

      JPG for photos, PNG for graphics with transparency, WebP for smaller files on the web.

    2. 2

      Add your images

      Drop up to 30 files at once, or paste an image from your clipboard.

    3. 3

      Download

      Download each file, or all of them together as a ZIP.

    FAQ

    Questions, answered.

    Need help with images at scale? Talk to our team.

    How accurate are the file sizes shown?

    While you drag the quality slider, sizes marked ≈ are fast estimates. A moment after you stop, each image is encoded for real and the exact size replaces the estimate. Downloads always use your current settings.

    Which image formats can I convert?

    You can convert between JPG, PNG and WebP. HEIC (iPhone photo) support is planned. For now, export HEIC photos as JPG from your Photos app first.

    Should I use WebP, JPG or PNG?

    WebP usually gives the smallest files for websites. JPG is the most compatible choice for photos. PNG is best for logos, screenshots and graphics that need sharp edges or transparency.

    What happens to transparency when converting to JPG?

    JPG does not support transparency, so transparent areas are filled with the background colour you choose. White is the default.

    Are my files uploaded?

    No. Conversion happens in your browser on your device. Files are never sent to a server.

    Is it free?

    Yes. Use it 3 times without signing up. After that, a free one-time sign-up (email and phone) gives you full access to every RoundPatch tool. Access is subject to our Terms of Use.

    Why is WebP unavailable in my browser?

    Creating WebP files depends on browser support. If your browser cannot create WebP, the option is disabled and you can use JPG or PNG instead, or try a current version of Chrome, Edge or Firefox.

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