Compress PNG 70% Smaller
Use PNG Minify to compress your PNG images reduce png size by 70 percent. Fast, free, and 100% private — your files never leave your browser.
Drag & drop PNG images or click to browse.
Max 20 files • PNG only • < 50 MB each
Higher = smaller file. Target ≈ 40% of original size.
How to compress png 70% smaller
1. Upload your PNG files
Drag and drop your PNG images into the upload area, or click "Choose PNG files" to browse. PNG Minify accepts up to 20 files at once (max 50 MB each). Your files stay on your device — nothing is uploaded to a server.
2. Adjust compression level
Use the quality slider to set your target compression level. Move it lower for maximum file size reduction, or keep it higher to preserve more detail. The tool shows real-time progress and compression ratio for each file.
3. Download compressed files
Once compression is complete, download each file individually or click "Download all" to get a ZIP archive with all your optimized PNGs. Your compressed images reduce png size by 70 percent are ready to use immediately.
PNG Minify makes it easy to compress your PNG images reduce png size by 70 percent. Our browser-based compression engine processes your files locally — your images never leave your device. This means complete privacy and instant results, no matter where you are or what device you use. Whether you need to reduce file sizes for faster page loads, meet upload size limits, or simply save storage space, PNG Minify handles it all with a few clicks.
When you compress PNG files reduce png size by 70 percent, PNG Minify applies smart optimization algorithms that analyze each pixel and remove unnecessary data while preserving visual quality. The tool works entirely in your browser using modern JavaScript APIs and Web Workers, so there is no server processing, no queues, and no waiting. You can compress up to 20 PNG files at once, adjust the compression level with an intuitive slider, and download results individually or as a single ZIP archive.
PNG Minify is the ideal choice for 70% smaller use cases. Unlike other tools that require uploads to remote servers, PNG Minify keeps everything local. Your original files are never modified — you always get a new, optimized copy. The tool is completely free, requires no signup or account, and works on any modern browser across desktop and mobile devices. Start compressing your PNGs today and experience the difference lighter images make.
Frequently asked questions
Is PNG Minify free to use reduce png size by 70 percent?+−
Yes, PNG Minify is completely free. There are no hidden fees, usage limits, or premium tiers. You can compress as many PNG files as you need reduce png size by 70 percent without paying anything.
Are my images uploaded to a server when compressing reduce png size by 70 percent?+−
No. PNG Minify runs entirely in your browser. Your PNG files never leave your device. All compression happens locally using JavaScript, ensuring complete privacy and security.
What is the maximum file size I can compress?+−
Each PNG file can be up to 50 MB, and you can compress up to 20 files at a time. This is more than enough for most 70% smaller workflows.
How much can PNG Minify reduce my file size?+−
Typical savings range from 30% to 80%, depending on the PNG content. Photographic PNGs and screenshots tend to compress more than simple graphics or icons.
Does compression affect image quality?+−
PNG Minify uses smart compression that minimizes visible quality loss. You can adjust the compression slider to find the perfect balance between file size and visual quality for your specific use case.
Can I compress transparent PNG files?+−
Yes. PNG Minify fully supports PNG files with transparency (alpha channel). The transparent areas are preserved during compression.