Resize images by width and height directly in your browser.
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The guide and instructions on this page are available while the tool loads.
Image Resizer helps adjust image dimensions for websites, social media, thumbnails, and uploads without installing extra software.
It is useful when you need a specific width and height, want to reduce oversized images, or prepare images for platform-specific requirements.
Everything runs locally in the browser, which makes it fast, private, and convenient for everyday image resizing tasks.
Files and inputs stay in your browser during processing.
Keeping aspect ratio helps prevent distortion. If you disable it, the image may stretch to match the exact width and height you set.
Image Resizer is a free online tool from DevToolKit that helps you complete this task quickly from your browser without installing extra software.
Yes. DevToolKit tools are designed to be free and simple for PDF, image, developer, and productivity workflows.
No account is required for normal tool usage. Open the tool, add your input, and generate the result directly.
Files and inputs stay in your browser during processing.