Resize Image Online Free
Resize images online with BuBird ImageStudio. Change width, height or percentage for websites, social media, documents and forms.
How to use this tool
Follow these simple steps to process your images directly in your browser.
Step 1
Upload your image: Select the photo you want to resize from your device or drop it in the active area.
Step 2
Enter width and height: Input your custom pixel values or select the percentage scaling option.
Step 3
Preview the resized image: Check the updated dimensions and preview quality on screen.
Step 4
Apply resizing: Press the resize action button to process the image locally.
Step 5
Download the result: Save the newly resized image file to your device.
Why choose BuBird
Exact Pixel & Percentage Controls
Resize images to exact dimensions for website headers, profile templates, or social media slots. You can lock the aspect ratio to prevent stretching, or scale using percentage values.
No Server Uploads required
Many BuBird ImageStudio tools process files directly in your browser. No server uploads are required for this tool, so your files stay safe on your device whenever possible. Your privacy is fully protected.
Lightweight Web Assets
Large resolution images waste server bandwidth. Resizing images down to appropriate layout sizes saves data and boosts your site load speeds.
Works on Any Modern Browser
Built with responsive code, the image resizer works smoothly on Chrome, Safari, Firefox, and Edge on desktops, tablets, and smartphones.
Common use cases
Social Media Covers
Resize banners to exact dimensions for YouTube, Facebook, LinkedIn, or Twitter cover photo slots.
App Icon Templates
Scale icons down to various pixel sizes (like 512x512, 192x192) needed for app store submission packages.
Online Document Uploads
Prepare photos for passport, visa, or licensing applications that require specific dimensions.
Website Banner Sizing
Resize large stock images to fit banner slots on your website without slowing down page load times.
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Frequently Asked Questions
Everything you need to know about our browser-based image tool.
Start editing your images now
Fast, private, and 100% free browser-based image tools. Files stay safe on your device whenever possible.