Semrush AI Tools

Resize Image – Free Online Tool

IMAGE TOOLS

Resize Image

Exact pixel dimensions for uploads, avatars or print — type them in, use a preset, or scale by percentage. Aspect lock included.

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Drop your image here
JPG, PNG, WebP, GIF or BMP. It never leaves your browser.
Image preview
Your image is ready

Enlarging beyond the original size will look softer — the tool never invents detail. Everything runs locally in your browser.

HOW IT WORKS

How to Resize an Image

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Drop in your image

Any common format.

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Set the new size

Type exact pixels, pick a preset, or scale by 25–200%. Aspect ratio locks by default.

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Download

In the original format or switch to JPG/PNG/WebP.

WHY CHOOSE US

Why Use Our Resize Image Tool?

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Exact Pixel Control

Type the dimensions the form or platform demands.

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Smart Presets

Common sizes like 1920×1080 or 512×512 in one tap.

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Aspect Lock

Proportions stay correct unless you deliberately unlock them.

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Private by Design

No uploads; your image never leaves the browser.

FREQUENTLY ASKED QUESTIONS

Common Questions About Resize Image

Yes — but enlarging adds no detail, so results look softer. Best for modest upscales.
Keep “Lock aspect ratio” ticked — editing one side updates the other automatically.
JPG for photos, PNG for graphics with text or transparency, WebP for the smallest web files.
No fixed limit; extremely large images depend on your device’s memory.
No — resizing happens entirely in your browser.
EXPLORE MORE

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Ready to try it?

No sign-up, no installation — just open the tool and get started in seconds.

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