ZIP to 7Z Online Converter

Convert your ZIP file to 7Z format in simple 3 clicks.

Step 1 - Select a file(s) to convert
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Step 2 - Convert your files to
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Step 3 - Start converting
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Your file will be uploaded to DigitalOfficePro storage. By using this service, you agree to the DigitalOfficePro Terms of Use.

Convert your ZIP File to 7Z Format

Our free ZIP to 7Z online converter is the easiest way to convert ZIP files to 7Z format. The best online web-based app to transform ZIP's into high-quality 7Z format within seconds. No file size limit and no registration or login required. Choose your ZIP file, click convert, then download your converted file without the burden of installing additional software on your PC. Our free online ZIP to 7Z converter is 100% secure and super fast and also works on all computers and mobile devices with active internet access - regardless of the operating system you have.

ZIP
  • File extension
  • .zip
  • Category
  • ARCHIVE
  • Description
  • A file with .zip extension is an archive that can hold one or more files or directories. The archive can have compression applied to the included files in order to reduce the ZIP file size. ZIP file format was made public back in February 1989 by Phil Katz for achieving archiving of files and folders. The format was made part of PKZIP utility, created by PKWARE, Inc. Right after the availability of available specifications, many companies made ZIP file format part of their software utilities including Microsoft (since Windows 7), Apple (Mac OS X ) and many others.
  • Actions
  • ZIP Converter
  • Technical Details
  • Associated programs
  • StuffIt,WinRAR,Winzip
  • Developed by
  • PKWARE
  • MIME type
  • application/zip
7Z
  • File extension
  • .7z
  • Category
  • ARCHIVE
  • Description
  • 7z is an archiving format for compressing files and folders with a high compression ratio. It is based on Open Source architecture which makes it possible to use any compression and encryption algorithms. The format is now supported by a number of software applications such as 7-ZIP which is publicly available for download and usage to manipulate .7z files. Files with .7z extension have mime-type application/x-7z-compressed.
  • Actions
  • 7Z Converter
  • Technical Details
  • Associated programs
  • 7Zip,WinRAR,WinZip
  • Developed by
  • 7-zip
  • MIME type
  • application/x-7z-compressed

Free ZIP File Conversion Tools

Free to Everyone

Absolutely FREE online service. There is no extra cost to use it. You can convert as many files as you like. No need to downloading and installing additional apps/extension on your computer.

100% Secure

We are not storing your content on our servers. Your files are automatically deleted from our servers instantly after the conversion process. We guarantee file security and privacy.

High Speed Conversion

Your files are converted using our powerful conversion servers. In most of the cases, the conversion process takes less time than it would take if you used your computer.

No Limitations

Unlike other services, our online service has no limit on the number of files you can convert. Convert as many as you want. You don’t even need to register or login to our website.

Quality Output

We are using high quality conversion algorithms, so you won't lose quality during the file conversion. Your converted output file retains same quality and effects of original file.

Support 100+ Formats

We supports more than 200 file formats, more than any other online converter and the number keeps growing. Support nearly all document, image, video, audio and ebook formats.