ZIP to 7Z Converter

Select files for conversion or just drag and drop them to the upload area

How to convert ZIP files to 7Z online?

Step 1.

Upload ZIP-file

Click "Choose File" button to select a zip file on your computer. ZIP file size can be up to 50 Mb.
Step 2.

Convert ZIP to 7Z

Click "Convert" button to start conversion.
Step 3.

Download your 7Z

When the conversion process is complete, you can download the 7Z file.

Information about ZIP and 7Z file formats

Name ZIP 7Z
Full name ZIP - ZIP Archive 7Z - 7z Archive
File extension .zip, .zipx .7z
MIME type application/zip application/x-7z-compressed
Developed by Phil Katz, PKWARE, Inc. Igor Pavlov
Type of format Data compression Data compression
Description ZIP is an archive file format that supports lossless data compression. A .ZIP file may contain one or more files or directories that may have been compressed. The .ZIP file format permits a number of compression algorithms, though DEFLATE is the most common. 7z is a compressed archive file format that supports several different data compression, encryption and pre-processing algorithms. The 7z format initially appeared as implemented by the 7-Zip archiver. The 7-Zip program is publicly available under the terms of the GNU Lesser General Public License.
Technical details ZIP files are archives that store multiple files. .ZIP allows contained files to be compressed using many different methods, as well as simply storing a file without compressing it. Each file is stored separately, allowing different files in the same archive to be compressed using different methods. The main features of 7z format: Open architecture, High compression ratio, Strong AES-256 encryption, Ability of using any compression, conversion or encryption method, Supporting files with sizes up to 16000000000 GB, Unicode file names, Solid compressing, Archive headers compressing.
File conversion ZIP conversion 7Z conversion
Associated programs Microsoft Windows, WinZip, WinRAR, IZarc, Info-ZIP, 7-Zip, PeaZip, B1 Free Archiver, DotNetZip. 7-Zip
Wiki https://en.wikipedia.org/wiki/Zip_(file_format) https://en.wikipedia.org/wiki/7z