What is webpzip?
webpzip is a free, privacy-first image compression and format conversion tool built for everyone — developers, designers, students, job applicants, and anyone who needs to reduce image file sizes quickly and securely.
We support JPG, PNG, and WebP formats with precise target size compression, format conversion, and automatic resizing — all running entirely in your web browser using HTML5 Canvas and JavaScript.
Why Choose webpzip?
100% Private
All processing happens locally in your browser. Images never leave your device.
Lightning Fast
No upload/download wait. Compress images instantly on your device.
Precise Compression
Target exact file sizes like 20KB, 50KB, 100KB with binary search algorithms.
Completely Free
No registration, no watermarks, no limits. Free forever.
Mobile Friendly
Works on phones, tablets, and desktops. Compress images anywhere.
Bulk Processing
Process multiple images at once and download as ZIP.
What Can You Do?
- Compress to exact sizes — 10KB, 20KB, 50KB, 100KB, 200KB, 500KB, 1MB
- Convert formats — JPG to WebP, PNG to WebP, WebP to JPG, WebP to PNG
- Resize images — Automatically resize dimensions to meet file size targets
- Compress for specific uses — Passport photos, UPSC forms, government exams, job applications, Aadhaar, signatures
- Batch processing — Upload multiple images and download as ZIP
Our Tools
Our Commitment to Privacy
Unlike many online image compression tools, webpzip does not upload your images to any server. Every operation — compression, conversion, resizing — runs entirely in your web browser. This means:
- Your images are never stored on any server
- No one can access your images — not even us
- When you close the tab, all data is gone
- No registration or personal information required
Read our Privacy Policy for more details.
Technology
webpzip is built with modern web technologies:
- HTML5 Canvas — for image processing and rendering
- WebP API — for high-efficiency image compression
- Binary Search Algorithm — for precise target size compression
- JSZip — for batch ZIP downloads
- Vanilla JavaScript — no heavy frameworks, fast loading
Contact Us
Have feedback, bug reports, or business inquiries? We'd love to hear from you.
Email: [email protected]
Visit our Contact page for more details.
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