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How to Change an Image's Pixel Size (Free, Phone OK)

Published: Oct 19, 2026 | Updated: Oct 19, 2026 | About (Japanese)

Key points
  • Choose images
  • Enter width or height
  • Save the images

Resize Images by Pixel Size changes an image's size in pixels.

Steps

  1. Tap "Choose images" and select images.
  2. Under "How to set the size" choose "By width (px)" and enter a number.
  3. Choose a format (JPG, PNG or WebP).
  4. Tap "Resize and save" and save.
The aspect ratio is kept automatically.
Use "Resize Images by Pixel Size" (free)

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