Resize images online, compress image file size and convert JPG, PNG and WebP images without losing quality.
Perfect for websites, social media, marketing and e-commerce—all running 100% locally in your browser.
✓ No Sign-up Required ✓ No Watermarks ✓ Unlimited Usage
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SmolPixel is a free online image optimization tool that allows you to resize images, compress image file size and convert images to modern formats like WebP, JPG and PNG. SmolPixel works as an all in one image resizer, image optimizer and online image converter designed for modern websites and SEO performance.
Compress images online to reduce file size without visible quality loss. Built for website performance and Core Web Vitals, SmolPixel supports fast image optimization workflows for single or multiple images—all running 100% in your browser.
Professional-grade tools designed for speed, privacy, and modern web standards.
Resize for Instagram, Facebook, Twitter, and more. Smart cropping with cover/contain modes. Batch mode for multiple sizes.
Free Image Resizer →Compress JPG/PNG and convert to WebP. Auto-optimize mode applies intelligent compression. Target specific file sizes.
Online Image Optimizer →SmolPixel is a fast and free image resizer and optimizer designed for websites, developers, marketers and content creators. Resize images online, compress large image files, and convert images to modern formats like WebP, JPG and PNG in seconds.
Whether you need to reduce image file size for your website, optimize images for SEO, or resize photos for social media, SmolPixel provides an all in one image optimization tool that runs entirely in your browser.
SmolPixel works as a powerful image resizer, image optimizer and image converter combined into one fast browser-based tool.
No uploads. No watermarks. No registration required.
SmolPixel combines everything you need into one powerful platform:
Use SmolPixel as a free image resizer for:
Choose from smart fit modes including cover, contain and stretch to achieve perfect image dimensions every time.
Unlike traditional image tools, SmolPixel processes images locally in your browser using modern web technologies. This ensures:
Your images never leave your device.
Works with all popular web image formats
Image optimization plays a major role in search engine rankings. Large unoptimized images increase page load time, cause layout shifts and negatively impact Core Web Vitals metrics such as LCP and CLS.
By resizing images to correct dimensions, compressing file size and converting images to WebP format, websites can significantly improve performance, mobile usability and SEO visibility.
SmolPixel helps optimize images for SEO by reducing file size without sacrificing quality, making it easier for search engines to crawl and rank your pages.
An online image resizer and optimizer allows you to prepare images before uploading them to your website. Optimizing images in advance prevents oversized files, reduces bandwidth usage and ensures consistent image quality across devices.
SmolPixel works entirely in your browser, making it ideal for developers, marketers and website owners who want fast image optimization without watermarks, subscriptions or software downloads.
Understanding when to use each tool helps you get the best results
Images Processed
Happy Users
GB Data Saved
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