Image Compressor — Compress JPG, PNG & WebP Images Online
Compress images online for free without noticeable quality loss. Reduce file sizes, improve website loading speed, and optimize images for better Core Web Vitals and SEO performance.
New to image optimization? Start with our Image SEO Checklist before compressing your images.
Supported Formats
Compressing your image...
Compression Results
100% Private Processing: Your images are processed locally in your browser. We never upload or store your files.
Learn More About Image SEO
Deepen your understanding of image optimization and how it improves website performance and search visibility:
Image SEO Checklist
Step-by-step checklist for optimizing images for search engines.
Core Web Vitals Checklist
Improve LCP scores by optimizing your image delivery.
Technical SEO Checklist
Complete checklist for maintaining a technically sound website.
Website SEO Checker
Complete technical SEO audit including image optimization.
SEO Content Analyzer
Analyze your content quality alongside image optimization.
Meta Tag Optimization Checklist
Optimize your meta tags including Open Graph images.
XML Sitemap Generator
Include optimized images in your sitemap for better discovery. Sitemap checklist →
PNG to WebP Converter
Convert PNG images to WebP for even smaller file sizes.
After Compressing Your Images
Image compression is one step in the optimization process. After compressing your images, complete these steps to maximize your website's performance and search visibility.
Use this Image Compressor to reduce file sizes while maintaining quality.
Use the PNG to WebP Converter for even smaller file sizes with modern format support.
Rename images with descriptive, keyword-rich filenames before uploading. Image SEO checklist →
Write meaningful alt text for accessibility and image search visibility.
Verify your LCP scores with the Core Web Vitals Checklist.
Complete a technical website audit to find all optimization opportunities.
Include your optimized images with an XML Sitemap for better discovery. Sitemap checklist →
Check Google Search Console for page experience and Core Web Vitals reports.
Image SEO Best Practices
Compressing images is just one part of image SEO. Follow these best practices to maximize your images' search visibility and performance:
Use Descriptive Filenames
Rename images from "IMG_001.jpg" to "golden-retriever-puppy.jpg" before uploading. Image SEO checklist →
Write Meaningful ALT Text
Describe the image content and context for accessibility and image search. ALT text best practices →
Use Modern Formats
Convert images to WebP where possible for smaller file sizes at equivalent quality. Convert to WebP →
Compress Before Uploading
Always compress images before uploading to your website to reduce page weight.
Specify Image Dimensions
Include width and height attributes to prevent layout shifts and improve CLS scores.
Lazy-Load Images
Use lazy loading for below-the-fold images to improve initial page load time.
Include in XML Sitemap
Add image metadata to your sitemap for better image search discovery. Generate sitemap → | Sitemap checklist →
Why Compress Images?
Faster Page Speed & Rankings
Google uses page speed as a ranking signal. Compressed images reduce page weight, leading to faster load times, lower bounce rates, and better user experience. Studies show even a 1-second delay can reduce conversions by 7%. Technical SEO checklist →
Mobile-First Optimization
Over 60% of searches happen on mobile devices. Smaller image files load faster on cellular networks, saving bandwidth for visitors and improving mobile rankings with Google's mobile-first indexing. Check your site speed →
Better Core Web Vitals
Compressed images directly improve Largest Contentful Paint (LCP), a critical Core Web Vitals metric. Faster LCP scores lead to better search performance and improved user satisfaction. Core Web Vitals checklist →
Lower Bandwidth Costs
Smaller images consume less bandwidth, reducing hosting costs and helping visitors with limited data plans. This is especially important for image-heavy websites and e-commerce stores. Technical SEO checklist →
How to Compress Images
Upload Your Image
Click the upload area or drag and drop your JPG, PNG, WebP, GIF, or SVG file. Maximum file size: 10 MB.
Select Compression Level
Use the quality slider to choose between smaller file size or higher image quality. Start at 75% for a good balance.
Preview the Result
Check the compressed image preview and file size reduction statistics before downloading.
Download the Optimized Image
Click the download button to save your compressed image. No watermarks, no signup required.
Image Compression Formats Comparison
| Format | Best For | Compression | Transparency | Recommended For Web |
|---|---|---|---|---|
| JPG/JPEG | Photographs, complex images | High | No | Yes |
| PNG | Graphics, logos, screenshots | Medium | Yes | Yes |
| WebP | Modern websites, all image types | Very High | Yes | Highly recommended |
| GIF | Simple animations | Low-Medium | Yes | Limited use |
| SVG | Logos, icons, illustrations | Excellent (vector) | Yes | Highly recommended |
Compress Images by Format
Compress JPEG Images Online
JPEG (JPG) is the most common format for photographs and complex images. Our compressor reduces JPEG file sizes by up to 70% while preserving visual quality. Ideal for blog posts, product photos, and social media images where file size matters more than pixel-perfect accuracy.
Compress PNG Images Online
PNG images are perfect for graphics, logos, and screenshots requiring transparency. Our tool optimizes PNG compression without losing alpha channel data. Reduce PNG file sizes significantly for faster-loading icons, UI elements, and infographics. Convert PNG to WebP →
Compress WebP Images Online
WebP offers superior compression for modern websites, creating files 25-35% smaller than JPEG and PNG at equivalent quality. Our WebP compressor supports both lossy and lossless modes with transparency. Recommended for all web images to maximize page speed.
Compress GIF Images Online
GIF remains popular for simple animations and memes. Our compressor optimizes GIF files by reducing color palettes and removing redundant frames. While WebP and AVIF are modern alternatives, compressed GIFs still work everywhere.
Compress SVG Images Online
SVG is a vector format ideal for logos, icons, and illustrations that need to scale perfectly at any size. Our SVG optimizer removes unnecessary metadata, comments, and hidden elements without affecting the visual appearance. Compressed SVGs load faster and consume less bandwidth.
Frequently Asked Questions
Can I compress images without losing quality?
Yes. Our smart compression algorithms reduce file size significantly while keeping visual quality virtually identical. Use the quality slider to find your perfect balance.
What is the best image format for websites?
WebP is generally best for modern websites with superior compression and quality. JPEG works for photographs, PNG for graphics with transparency, and SVG for logos and icons. Convert to WebP →
How much can image compression reduce file size?
Depending on the original image and format, you can typically reduce file size by 40-80% without noticeable quality loss. PNG files often see the largest reductions.
Is WebP better than JPEG?
For web use, WebP creates files 25-35% smaller at the same visual quality. WebP also supports both lossy and lossless compression plus transparency like PNG. Try WebP conversion →
Does image compression improve SEO?
Yes. Compressed images load faster, improving page speed and Core Web Vitals. Since Google uses page speed as a ranking factor, faster pages can rank higher. Core Web Vitals checklist → | Check your site →
Can I compress multiple images at once?
Our free tool processes one image at a time for maximum quality control. You can compress multiple images sequentially. Image SEO checklist →
Are my images uploaded to a server?
Processing happens locally in your browser whenever possible. Your files never leave your device. We never store, share, or access your images.
Is this image compressor really free?
Yes, completely free with no hidden costs, watermarks, or account requirements. Essential optimization tools should be accessible to everyone.
What is the maximum file size I can upload?
You can upload images up to 10 MB. For larger files, pre-compress with desktop software before fine-tuning with our tool.
What image formats are supported?
Our image compressor supports JPG (JPEG), PNG, WebP, GIF, and SVG formats. All common image types used on websites and social media are supported.