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SecretGrid
Free tool · JPEG, PNG, WebP, GIF, BMP

Convert images to JPG, PNG or WebP

Convert between JPG, PNG and WebP, with transparency handled for you.

Drop images here
JPEG, PNG, WebP, GIF or BMP. Add several at once.

How it works

  1. 1

    Add one or more images: JPEG, PNG, WebP, GIF or BMP. They stay in your browser.

  2. 2

    Choose JPG, PNG or WebP. For JPG, pick the colour that replaces transparency.

  3. 3

    Set the quality for JPG and WebP; PNG is always lossless.

  4. 4

    Download the converted files. Metadata, including location, is removed.

Questions

More private tools

  • See where a photo was taken, then strip the GPS data without re-compressing it.
  • Draw boxes over faces, names or numbers and pixelate or black them out.
  • Frame your face to the US 2×2 inch rules and get a 300 DPI JPEG plus a 4×6 print sheet.
  • Lighten dark or backlit photos with Natural, Shadow lift or Backlit, and compare before and after.
  • Shrink JPEG, PNG and WebP images by quality or to a target size.
  • Set the longest edge, an exact width or height, or a percentage.
  • Crop by dragging or to exact pixel bounds, free or at a fixed ratio like 1:1, 4:5 or 16:9.
  • Turn PNGs into much smaller WebP files, keeping transparency, and see the exact saving.
  • Make a static QR code for Wi-Fi, a contact card, a link, text, email, phone or SMS. PNG and SVG.

Keep private photos private on your phone

SecretGrid encrypts photos, videos and documents behind a pattern only you know, and removes their location automatically. Free on Android.

Get it on Google Play