Archive Tools: ZIP RAR 7Z Compression Online
Archive Tools provide instant ZIP, RAR, 7Z compression and extraction in your browser. Convert formats locally with zero uploads and full privacy.
Available Archive Utilities
Why Use Utilvo Archive Tools?
Browser-based compression, extraction, and conversion with zero uploads.
Create ZIP, 7Z, TAR, GZIP, and other archives with adjustable compression levels for optimal size.
Open RAR, 7Z, ZIP, TAR, ISO, and many other formats without installing native software.
Convert between archive types — turn a RAR into ZIP or a TAR.GZ into 7Z in seconds.
All operations run locally in your browser; files never upload to any server, ever.
After the initial load, the tools work completely offline — no internet connection required.
Set passwords, choose solid archives, split volumes, and preserve file permissions effortlessly.
Archive Tools FAQ: Compression, Extraction & Security
- What are archive tools used for?
- Archive tools compress, extract, and convert file archives like ZIP, RAR, and 7Z. Utilvo's free archive tools run entirely in your browser — no file uploads, no registration, and 100% client-side for privacy.
- Are online archive tools safe for sensitive files?
- Yes. Our free archive tools process files locally in your browser using client-side JavaScript. Your files never leave your device — no server uploads, no cloud storage, no data retention. Ideal for confidential documents.
- How to compress files online for free?
- Select your files, choose a compression format (ZIP, 7Z, etc.), and click compress. Our online archive tools handle everything in your browser instantly — no uploads, no waiting, completely free.
- What archive formats do online tools support?
- Our archive tools support popular formats including ZIP, RAR, 7Z, TAR, GZIP, and more. You can compress, extract, and convert between these formats directly in your browser.
- Do online archive tools work offline?
- Yes, once loaded our client-side archive tools work offline since all processing happens in your browser. An initial internet connection is required to load the page.
- Can I extract RAR files online without WinRAR?
- Yes. Our free online archive tools extract RAR files directly in your browser — no WinRAR or software installation needed. Upload your RAR archive, choose extraction options, and download the contents instantly. 100% client-side, so your files stay private.
- What is the difference between ZIP and 7Z compression?
- ZIP offers broad compatibility and fast compression. 7Z provides higher compression ratios (smaller files) using LZMA/LZMA2 algorithms but takes slightly longer. Our archive tools support both formats — choose ZIP for universal access, 7Z for maximum space savings.