Free Image Resizer Online — Custom Dimensions & Bulk Support
Resize images to any dimension instantly. Support for bulk resize, custom width/height, aspect ratio lock, and target file size — all in your browser.
Drop images here or click to browse
Supports JPG, PNG, WebP up to 20MB · Bulk supported
Click a preset to apply dimensions instantly.
Files & Preview
Selected files appear below with size details.
How to Use Free Image Resizer
Create your result in just a few simple steps
Upload Images
Drag and drop one or multiple images, or click to browse. Supports JPG, PNG, and WebP up to 20MB each.
Set Dimensions
Enter custom width and height, pick a percentage scale, target file size in KB, or use a social media preset.
Download Result
Click Resize Images. Single files download directly. Multiple files arrive as a ZIP archive instantly.
Why Use Our Free Image Resizer?
Powerful features designed for creators, marketers, and businesses
Custom Dimensions
Set exact width and height in pixels, scale by percentage, or target a specific file size in KB u2014 full control over output.
Bulk Resize Support
Upload multiple images at once. All files resized with same settings and delivered as a single ZIP download.
100% Private & Local
All resizing happens in your browser using Canvas API. Files never upload to any server u2014 total privacy guaranteed.
4 Smart Fit Modes
Contain, Cover, Fill, and Inside modes handle aspect ratio differences without stretching or unwanted cropping.
Social Media Presets
One-click presets for Instagram, Facebook, YouTube thumbnails, Meesho, Flipkart, and Amazon product listings.
Format Conversion
Resize and convert to JPG, PNG, or WebP in one step. Adjustable quality slider for perfect size-to-quality balance.
Perfect For
Real-world use cases across industries
For E-commerce Sellers
Resize product photos to exact dimensions required by Amazon (1000u00d71000), Flipkart, and Meesho. Bulk process entire catalogues in seconds.
For Social Media Creators
One-click presets for Instagram posts, YouTube thumbnails, Facebook covers, and Twitter headers u2014 no manual math needed.
For WhatsApp & Chat Sharing
Reduce large photos to under 100 KB using target-size mode. Send instantly on WhatsApp, Telegram, or email without quality loss.
For Students & Exam Forms
Resize passport photos and signatures to exact KB limits required by UPSC, SSC, IBPS, and university admission portals.
For Web Developers
Prepare responsive image assets in multiple sizes. Convert to WebP during resize for faster page loads and better Core Web Vitals.
For Bloggers & Freelancers
Resize hero images and thumbnails to your blog's exact grid dimensions. Batch-process an entire post's images at once.
Frequently Asked Questions
Everything you need to know about this tool
Yes, 100% free forever. No signup, no watermark, no daily limit, no hidden charges. Resize as many images as you need.
No. All resizing happens entirely in your browser using the Canvas API. Your images never leave your device u2014 completely private and secure.
Yes. Switch to 'Target file size (KB)' in the Dimensions tab. The tool auto-tunes quality to hit your target u2014 perfect for exam forms and WhatsApp uploads.
There is no fixed limit. You can upload dozens of images in one batch. Results are packaged as a ZIP for easy download.
Contain fits the whole image inside with padding. Cover fills the target area and crops overflow. Fill stretches to exact dimensions. Inside shrinks only if the image is larger than target.
Quality depends on the format and slider setting. Use High smoothing + 90+ quality for near-original output. PNG stays lossless. JPG/WebP compress with adjustable quality.
Yes. Select 'PNG' as output format u2014 transparency is preserved. If you pick JPG, the background color you set will fill transparent areas.
Yes. The tool is fully mobile-optimised and works on Android and iOS browsers including Chrome, Safari, and Firefox u2014 no app install needed.
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