Compress PNG Images - Free PNG Optimizer Online
Using this tool you can reduce png size and optimize PNG images while preserving image transparency. To reduce image to desired size you can choose target size option.
- • Fonctionnalités Premium gratuites
- • Traitement rapide
- • Taille maximale : 50 Mo par image
How to Compress PNG Images Online
compressing images here is a simple 3 step process that anyone can follow:
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Upload Your Image
Click Select Images or drag and drop your JPG, PNG, or WebP file. You can upload multiple files at once. Maximum size is 50 MB per file.
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Choose Compression Mode
Use Optimize for automatic best quality-to-size balance. Switch to Target Size if you need to reduce image under a specific file size. E.g. 100 KB, 20 KB or 50 KB.
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Download Compressed File
Your image is compressed instantly. Click download button to save, scan the qr code to download the compressed image in mobile or share images by copying link.
Features of our PNG Compressor
Everything you need to compress, optimize and reduce PNG image file size online.
- Transparent PNG compression — Reduce PNG file size while preserving transparent background. Perfect for logos, stickers, icons, and web graphics.
- Optimize PNG Images — Optimize PNG images without noticeable quality loss. Our PNG compressor removes unnecessary data and reduces file size for faster loading websites and uploads.
- Compress PNG to a target size — Need your PNG image under 100 KB, 200 KB, or another custom limit? Set your desired file size and compress PNG images online automatically.
- Batch PNG compression — Upload and compress multiple PNG images at once. Save time by optimizing entire folders of screenshots, graphics, or transparent images together.
Frequently Asked Questions
Common questions about PNG compression, transparency, and reducing PNG image size online.
- Click Select Images, upload your PNG files, and the tool automatically optimizes them for smaller file size while preserving image quality and transparency.
- Yes. Transparent backgrounds and alpha channels are preserved during PNG compression. Your logos, icons, stickers, and transparent graphics remain fully transparent after optimization.
- PNG images use lossless compression and support transparency, which keeps image details sharper but usually results in larger file sizes compared to JPEG images.
- Yes. You can compress PNG images under 100 KB, 200 KB, or any custom size limit using Target Size mode. This is useful for online forms, websites, and app uploads with file size restrictions.
- No. PNG optimization reduces file size without changing the image dimensions or aspect ratio. Most images retain the same visual quality after compression.
- Yes. Uploaded and processed PNG files are automatically deleted from the server after a limited time. Your files are not shared, publicly indexed, or manually reviewed.