KeroTools

Resize an Image Online — Free & Private

Resize JPG, PNG, WebP, GIF or BMP images to the width and height you need — right in your browser. Aspect ratio is kept and quality stays high. Your files never leave your device.

No uploads — 100% privateRuns in your browserFree, no account needed

How It Works

  1. 1

    Upload Your Image

    Select or drag and drop your image files. Batch processing is supported.

  2. 2

    Adjust Settings

    Choose your preferred quality, format, or compression level.

  3. 3

    Download Result

    Get your processed images instantly. No waiting, no email required.

Benefits

  • Set a target width and height in pixels — the aspect ratio is preserved

  • Great for social media, thumbnails, email and faster-loading websites

  • Batch resize many images at once to the same size

  • Runs 100% in your browser — no uploads, no sign-up, no watermark

Frequently Asked Questions