Resize Images Online Free
Resize images online for free with our picture and photo resizer. Change image dimensions, make images smaller, resize JPG, PNG, WebP, GIF, and BMP images without losing quality. No signup required.
Drop an image here, or click to browse
JPG, PNG, WebP, GIF, or BMP
Preview
Need to resize a whole batch of images at once? Use the bulk image resizer instead.
100% free
Every tool, no paywall
No signup
Start using it right away
Runs on-device
Files never touch a server
40+ tools
Resize, compress, convert & more
How to Resize Images Online
The same three steps, whichever of our 40+ tools you pick.
Upload your file
Drag a file in, or select one from your device. Nothing is sent to a server.
Adjust the settings
Type exact pixels, drag a slider, pick a social preset, or set a quality target — whatever the tool calls for.
Export & download
Preview the result, then download it straight to your device. No account, no watermark.
Every image tool, in one place
Resize, compress, convert, and reshape images for any platform — all free, all in your browser.
Core tools
Everyday editing, one image or a whole batch.
Format converters
Switch between JPG, PNG, WebP, AVIF, BMP, GIF, and SVG.
Social media sizes
Exact dimensions for every major platform.
Why Use Our Free Picture Resizer?
Runs entirely on-device
Every tool processes files locally in your browser via the Canvas API. Nothing is uploaded or stored on our servers.
Pixel-perfect or percentage
Enter exact width and height, scale proportionally with a slider, or jump straight to a preset.
Aspect-ratio aware
Lock proportions so resizing, cropping, and converting never distort your image.
Social media presets
Instagram, Facebook, LinkedIn, X/Twitter, TikTok, Pinterest, WhatsApp, and YouTube dimensions, one click away.
Format conversion built in
Move between JPG, PNG, WebP, AVIF, BMP, GIF, and SVG with adjustable compression quality.
No account, ever
Every tool works the moment you land on the page. No signup, no email, no watermark on your export.
Built for your workflow
Designers
Crop, resize, and export assets in the exact dimensions a project calls for, without opening a design app.
Marketers & social managers
Hit the exact spec for every platform — from an Instagram Story to a YouTube banner — in seconds.
Developers
Convert and compress images for the web, or batch-process a folder of assets before deploying.
Everyday users
Shrink a photo to email, convert a screenshot, or turn a PDF into images — no software to install.
Frequently asked questions
Is ImageResizer.dev really free?
Yes. Every tool on the site is free to use, with no limit on how many images you process and no watermark added to your downloads.
Do I need to create an account?
No. Every tool works as soon as you land on the page — no signup, no email address, no password.
Are my images uploaded to a server?
No. Processing happens locally in your browser using the Canvas API. Files never leave your device, so there's nothing to upload and nothing stored on our end.
What image formats are supported?
You can upload JPG, PNG, WebP, AVIF, GIF, BMP, or SVG files, and export to whichever of those formats a given tool supports.
Can I process more than one image at a time?
Most tools process one file at a time for full control over the result, and dedicated bulk tools are also available for resizing or compressing many images in a single pass.
Will resizing or converting reduce image quality?
Shrinking an image rarely causes visible quality loss. Enlarging it, or converting to a lossy format like JPG, can introduce some softness or compression artifacts — most tools include a quality slider so you can control that trade-off.
Does it work on mobile?
Yes. Every tool runs in the browser, so it works on desktop, tablet, and mobile without installing an app.
Ready to get started?
Jump straight into the resizer above, or browse the full toolkit to find the right tool for what you're working on.