Nutter Tools
Nutter Tools

A free toolbox that runs in your browser. A tool for every job.

Your files never leave your device

Images

  • Convert images
  • Compress images
  • Resize images
  • Crop
  • Watermark

PDF & files

  • Merge PDFs
  • Split a PDF
  • Images to PDF
  • PDF to images
  • Remove photo location

Video & audio

  • Compress video
  • Convert video
  • Video to GIF
  • Convert audio
  • Trim audio

Everyday

  • QR codes
  • Passwords
  • Time zones
  • Unit converter
  • Word count
  • Webcam test

Developer

  • JSON formatter
  • Base64
  • Regex tester
  • Hashes
  • JWT decoder

Site

  • About
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Everyday

  • Images
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  • Audio
  • PDF & files
  • Text
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  • Units & math
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  • Color
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  • Device tests
  • Sun & moon

For developers

  • JSON
  • Encoding
  • Regex & cron
  • Web & auth
  • Hashing & encryption
  • Config files
  • Network
  • Browser
  • AI
  • Fake data
© Nutter Toolsnutter.tools
  1. Home
  2. Images
  3. Bulk image resizer
Your files stay on your device

Bulk image resizer

Resize up to 30 images with one batch rule and per-image overrides, then download them as one ZIP.

This tool is in beta

Still being tested. If a result looks wrong, tell us.

Report a problem

Drop images to resize

PNG, JPEG, WebP, GIF, and more · Up to 30 images per batch · stays on your device

or drag multiple here

Resize batch

Resize byDefault for every image without a custom size
px
Output formatPNG keeps transparency. JPEG fills transparent areas with white.

Runs in this tab: up to 30 images per batch, edges from 1 to 16,384 px. Each image is decoded, redrawn at its target size, and repacked, and the batch downloads as one ZIP.

Runs on this device. Nothing is uploaded.

More image tools

  • Resize images
  • Compress images
  • Convert images
  • Crop
All image tools

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