Opening ZIP Files

The ZIP file type is primarily associated with WinZip.

ZIPFile Extension ZIP
File extension: ZIP
File type:  compressed archive file

What is a ZIP file?

ZIP files mostly belong to WinZip by Corel. ZIP is the default compressed archive format for WinZip, which is a file compression and archiving software from Corel. The format supports lossless data compression, encryption, and archiving. It was created and released into the public domain in 1989 by Phil Katz,and was implemented in the PKZIP utility from PKWARE.

  • Compression Method: The ZIP format compresses each file in an archive individually, so it supports the application of a different compression algorithm to each file. ZIP allows a number of compression algorithms, the most common of which is Deflate. It is also possible to include uncompressed files in a ZIP archive.
  • File Structure: Each ZIP archive must contain an "end of central directory record" at the end. Files can be added in arbitrary order. Each individual file in the archive must be preceded by its "local file header". It is optional to add a "data descriptor" after each file.
  • Encryption: ZIP supports AES encryption (strong) and Zip 2.0 encryption (weak).
  • Related File Formats: A ZIPX file is a ZIP archive that uses advanced compression algorithms that are not available for ZIP. WinZip can also create split archives in the ZIP format. The segments of the multi-volume archive have the extensions Z01, Z02, and so on. The last volume has the ZIP extension.

How to open ZIP files

You need a suitable software like WinZip to open a ZIP file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your ZIP file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a ZIP file directly in the browser:. Just drag the file onto this browser window and drop it.

Online ZIP File Viewer

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How to extract texts from ZIP files or capture a screenshot to PDF, JPG, DOCX, TXT, ...

You can extract texts from ZIP file or capture a preview screenshot using our online ZIP file viewer:
  1. To do so, click the "Choose your .zip file to view" button above.
  2. After your file is opened in browser,
  3. click "Save as..." in the menu.
  4. Then choose the file format (e.g. JPG, PDF, DOCX, TXT, ...) you want.
  5. Your file will be converted and downloaded.

Programs that open and convert ZIP files:

  1. WinZip by Corel
    See the previous paragraphs to learn more about the main application. ZIP files are often referred to as WinZip compresseds because this type of file is primarily created or used by this software.
  2. 7-Zip (compressed archive file) by Igor Pavlov
    7-Zip is an open-source file archiving software developed by the individual developer Igor Pavlov. It supports several archive formats, including ZIP, which is the native, lossless compression format for WinZIP. A ZIP archive can contain one or more files or directories. This file format is classified as Compressed. Related links: 7-Zip Repository, 7-Zip on Wikipedia
  3. 7-Zip (zipped file) by Igor Pavlov
    7Zip is a freeware and open source decompressing and compressing utility. Though 7Zip uses the 7Z file extension by default, this utility has no problems extracting files with extension ZIP, and this utility boasts of a higher compression ratio than ZIP. This file format is classified as Compressed. Related links: Format, SourceForge Page
  4. Back4Win (compressed archive file) by Alistair George
    Back4Win is a software for backing up data in a Windows computer to compressed ZIP files. The multi-part archives created using this software for backup have the extensions Z01, Z02, and so on. At least one volume is given the ZIP extension. This file format is classified as Backup. Related links: Back4Win Download Link
  5. PeaZip (zipped file) by Giorgio Tani
    PeaZip is an open source compression utility which not only compresses and extracts archived files but also has powerful security features like encrypted archives. Though not a very popular decompression utility, PeaZip is a suitable choice to extract files with extension ZIP This file format is classified as Compressed. Related links: PeaZip Wikipedia page, https://it.linkedin.com/in/giorgiotani?trk=author_mini-profile_title
  6. PeaZip (compressed archive file) by Giorgio Tani
    PeaZip is an open-source file compression and archiving software by individual developer Giorgio Tani. It supports several archive formats, including ZIP, which is the native, lossless compression format for WinZIP. A ZIP archive can contain one or more files or directories. This file format is classified as Compressed. Related links: PeaZip on Wikipedia, PeaZip Repository, How to Create, Open, and Extract ZIP Files Using PeaZip
  7. PowerArchiver (zipped file) by Conexware
    PowerArchiver is a multi-feature archiving utility and it is able to create encrypted archives, repair broken archives, and is also able to convert whole batches of files to supported formats. It extracts files carrying extension ZIP with ease and also supports rapid extraction of files archived using the RAR compression format. This file format is classified as Compressed. Related links: PowerArchiver Wikipedia page
  8. Stuffit (zipped file) by Smith Micro
    Stuffit is a series of compression and expansion utilities originally developed for Macintosh computers. It is able to compress image files and audio files without any loss in resolution and quality. Stuffit is a suitable program to extract zipped files with extension ZIP This file format is classified as Compressed. Related links: StuffitExpander, Stuffit versions
  9. Windows (zipped file) by Microsoft
    Windows is an operating system developed by Microsoft that runs on many kinds of devices, notably on a personal computer. Files carrying the extension ZIP can be opened by just double clicking on the file and extracting the zipped files from the zipped folder. This file format is classified as Compressed. Related links: Windows Wikipedia page
  10. WinRar (zipped file) by WinRar
    WinRAR is a compression utility that creates smaller archives than many other archiving utilities with a higher compression ratio. It also supports multi-volume archives and a plethora of compression formats. The file extension ZIP is a file format that is well supported by WinRAR. This file format is classified as Compressed. Related links: WinRar features
  11. WinRAR (compressed archive file) by RARLAB
    WinRAR is a file compression and archiving program from RARLAB. It supports several archive formats, including ZIP, which is the native, lossless compression format for WinZIP. A ZIP archive can contain one or more files or directories. This file format is classified as Compressed. Related links: WinRAR on Wikipedia, WinRAR FAQs, RAR vs. ZIP Format in WinRAR Manual
  12. WinZip (zipped file) by Corel
    The extension ZIP is associated primarily with the compressing utility WinZip.The file is an archive file which has been created using Zip compression. Each and every file that is compressed is stored separately and so extracting an individual file is easier rather than decompressing the entire archive. This file format is classified as Compressed. Related links: WinZip Wikipedia page

ZIP file format:

Why is it important to know the file format? This is the only way to find out which program to use to open the file. Often, the file format can be deduced from the file extension or the initial bytes (called the signature). However, different programs can use the same file extension, and file extensions can be assigned incorrectly. So you need a detailed analysis of a file to find out the format and the associated program. Below you will find our evaluation of the ZIP files:

ZIP is a very common file type and contains well-defined data in an established structure that can be read by various programs. The two most common formats are as follows:

The remaining 3% of all ZIP files are different files with different signatures. These files sometimes refer to process, wetransfer, drive, pack, overview or project. Just click the "Choose your .zip file to view" button on this page to find out what your ZIP file is.

Technical Data for ZIP File Extension


The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: CompressedFolder, FileType: Compressed (zipped) Folder, AppName: Compressed (zipped) Folders
EXEFile: zipfldr.dll

ProgramID: CompressedFolder, FileType: Compressed (zipped) Folder, AppName: Windows Explorer
EXEFile: explorer.exe

ProgramID: CompressedFolder, FileType: Compressed Folder, AppName: Microsoft Compressed Folders Shell Extension

ProgramID: File.Zip.1, FileType: ZipGenius Zip File, AppName: ZipGenius 1.4 Service Release 3

ProgramID: Frigate3.open, FileType: ZipMagic ZOO, AppName: Frigate3

ProgramID: PAZIP, FileType: PowerArchiver ZIP File, AppName: The most powerful Freeware Archive Utility
EXEFile: POWERARC.EXE

ProgramID: PicoZip, FileType: PicoZip Archive, AppName: PicoZip
EXEFile: PicoZip.exe

ProgramID: PowerDesk Zip Archive, FileType: PowerDesk Zip Archive, AppName: PowerDesk

ProgramID: PowerDesk.Archive, FileType: PowerDesk.Archive, AppName: PowerDesk
EXEFile: PDExplo.exe

ProgramID: PowerDesk.Archive, FileType: PowerDesk.Archive, AppName: PowerDesk Pro

ProgramID: StuffIt.Zip.Archive.Expand, FileType: StuffIt Zip Archive, AppName: StuffIt for Windows 8.0
EXEFile: stuffit.exe

ProgramID: StuffIt.Zip.Archive.View

ProgramID: StuffItArchive, AppName: Aladdin Expander

ProgramID: swzipfile, FileType: SWZip File, AppName: Symantec Expand Files Utility
EXEFile: SWUNZIP.EXE

ProgramID: WinRAR.ZIP, FileType: WinRAR ZIP archive, AppName: WinRAR archiver
EXEFile: WinRAR.exe

ProgramID: WinZip, FileType: WinZip File, AppName: WinZip
EXEFile: winzip32.exe

ProgramID: WinZip, FileType: WinZip File, AppName: WinZip Executable
EXEFile: winzip32.exe

ProgramID: Zip-Archiv, FileType: Zip archive, AppName: WinAce Archiver v2.5
EXEFile: WinAce.exe

ProgramID: ZipCentral, FileType: ZipCentral File, AppName: ZipCentral Freeware Zip-utility

ProgramID: ZipMagic ZIP

ProgramID: 7-Zip.zip
EXEFile: %ProgramFiles%\7-Zip\7zFMn.exe %1

ProgramID: CompressedFolder
EXEFile: rundll32.exe zipfldr.dll,RouteTheCall %L

ProgramID: CUZ.Document
EXEFile: %ProgramFiles%\CAMDEV~1\CAMUNZ~1\cuz.exe %1

ProgramID: File.Zip.1
EXEFile: %ProgramFiles%\ZipGenius 5\zipgenius.exe -open %1

ProgramID: JustZIPit_Archive
EXEFile: C:\Documents and Settings\Wayne\My Documents\AvatarSoft\JustZIPit\JustZIPit.exe %1

ProgramID: OpusZip
EXEFile: %ProgramFiles%\GPSoftware\Directory Opus\dopusrt.exe /dde

ProgramID: PAZIP
EXEFile: %ProgramFiles%\PowerArchiver\POWERARC.EXE %1

ProgramID: PicoZip.zip
EXEFile: %ProgramFiles%\PicoZip\PicoZip.exe %1

ProgramID: PKZIP.Unzip
EXEFile: %ProgramFiles%\PKWARE\PKZIPR~1\ZIPREA~1.EXE %1

ProgramID: PowerDesk.Archive
EXEFile: %ProgramFiles%\Ontrack\PowerDesk\PDExplo.exe %1

ProgramID: PowerDesk.Archive
EXEFile: %ProgramFiles%\VCOM\PowerDesk\PDExplo.exe %1

ProgramID: StuffIt.Zip.Archive.View
EXEFile: %ProgramFiles%\Aladdin Systems\StuffIt\\stuffit.exe -view %1 -from_shell

ProgramID: WinRAR
EXEFile: D:\WinRAR\WinRAR.exe %1

ProgramID: WinRAR.ZIP
EXEFile: %ProgramFiles%\PACKER\WinRAR\WinRAR.exe %1

ProgramID: WinRAR.ZIP
EXEFile: %ProgramFiles%\WinRAR\WinRAR.exe %1

ProgramID: WinZip
EXEFile: %ProgramFiles%\SHAREW~1\WINZIP\winzip32.exe %1

ProgramID: WinZip
EXEFile: %ProgramFiles%\WinZip\winzip32.exe %1

ProgramID: WinZip
EXEFile: C:\DOCUME~1\ESTELA~1\MYDOCU~1\DEFAUL~1\WINZIP\winzip32.exe %1

ProgramID: WinZip
EXEFile: C:\WINZIP\winzip32.exe %1

ProgramID: WinZip
EXEFile: D:\EXTRA_~1\SMALLP~1\WINZIP9.0\winzip32.exe %1

ProgramID: WinZip
EXEFile: G:\DOWNLO~1\WinZip\winzip32.exe %1

ProgramID: WinZip
EXEFile: G:\SW\WINZIP\winzip32.exe %1

ProgramID: WinZip
EXEFile: Y:\WINZIP\winzip32.exe %1

ProgramID: Zip-Archiv
EXEFile: %ProgramFiles%\WinAce\WinAce.exe %1

ProgramID: ZipCentral
EXEFile: %ProgramFiles%\ZipCentral\ZCentral.exe %1

ProgramID: ZIPfile
EXEFile: %ProgramFiles%\UNZIPW~1\unzipwiz.exe %1

ProgramID: WinZip
EXEFile: %ProgramFiles%\WINZIP~1.1FR\winzip32.exe %1

ProgramID: SimplyZIP
EXEFile: %ProgramFiles%\SimplyZip\SimplyZip.exe %1

ProgramID: StuffItArchive
EXEFile: %ProgramFiles%\Aladdin Systems\StuffIt 7.0\Expander\Expander.exe %1

ProgramID: BSZipper
EXEFile: %ProgramFiles%\BigSpeed Zipper\bszipper.exe %1

ProgramID: WinRAR.ZIP
EXEFile: %ProgramFiles%\WinRar 8\WinRar 8 beta\WinRAR.exe %1

ProgramID: File.Zip.1
EXEFile: %ProgramFiles%\!Ute\ZipGenius 5\zipgenius.exe -open %1

ProgramID: pkzipfile
EXEFile: %ProgramFiles%\PKWARE\PKZIPW\PKZIPW.exe %1

ProgramID: WinZip
EXEFile: %ProgramFiles%\WinZip 8.0\WINZIP32.EXE %1

ProgramID: CompressedFolder
EXEFile: rundll32.exe %SystemRoot%\ServicePackFiles\i386\zipfldr.dll,RouteTheCall %L

ProgramID: StuffIt.Zip.Archive.View
EXEFile: %ProgramFiles%\Allume Systems\StuffIt\stuffit.exe -view %1 -from_shell

ProgramID: PAZIP
EXEFile: %ProgramFiles%r\PowerArchiver\POWERARC.EXE %1

ProgramID: IZArc
EXEFile: %ProgramFiles%\IZARC\IZARC.EXE %1

ProgramID: ACDSee.ZIP
EXEFile: %ProgramFiles%\ACDSYS~1\ACDSEE\ACDSEE.EXE %1

ProgramID: File.Zip.1
EXEFile: %ProgramFiles%\ZipGenius 6\zipgenius.exe -open %1

ProgramID: StuffIt.Zip.Archive.Expand
EXEFile: %ProgramFiles%\Allume Systems\StuffIt\stuffit.exe -expand %1 -from_shell

ProgramID: UnZipWizFileType
EXEFile: %ProgramFiles%\Netzip\UnZipWiz.exe %l

ProgramID: StuffIt.Zip.Archive.View
EXEFile: %ProgramFiles%\Aladdin Systems\StuffIt Standard\stuffit.exe -view %1 -from_shell

ProgramID: QZ4..zip
EXEFile: %ProgramFiles%\QuickZip4\QuickZip.exe %1

ProgramID: Qzip.zip
EXEFile: %ProgramFiles%\QuickZip\Quickzip.exe %1

ProgramID: StuffIt.Zip.Archive.View
EXEFile: %ProgramFiles%\Aladdin Systems\StuffIt 7.5\stuffit.exe -view %1 -from_shell

ProgramID: UltimateZip
EXEFile: %ProgramFiles%\ULTIMA~1\uzip.exe %1

ProgramID: Filzip
EXEFile: %ProgramFiles%\Filzip\Filzip.exe %1

ProgramID: 7-Zip.zip
EXEFile: %ProgramFiles%\7-Zip\7zFM.exe %1

ProgramID: MimarSinan Codex
EXEFile: %SystemRoot%\explorer.exe /idlist,%I,%L

ProgramID: ExtractNow
EXEFile: %ProgramFiles%\ExtractNow\extractnow.exe

ProgramID: JustZIPit_Archive
EXEFile: %ProgramFiles%\JustZIPit\JustZIPit.exe

ProgramID: IZArcZIP
EXEFile: %ProgramFiles%\IZArc\IZArc.exe

ProgramID: cczip.Document
EXEFile: %ProgramFiles%\CoffeeCup Software\FreeZip\cczip.exe

ProgramID: ICEOWSDocZIP
EXEFile: rundll32 %SystemRoot%\system32\ShellExt\IceGUI.dll,RouteTheCall

ProgramID: uz.zip
EXEFile: %ProgramFiles%\ULTIMA~1\uzip.exe

ProgramID: PowerDesk.Archive
EXEFile: %ProgramFiles%\PowerDesk\PDExplo.exe

ProgramID: cczip.Document
EXEFile: %ProgramFiles%\CoffeeCupZip\CoffeeCupZip\cczip.exe

ProgramID: PAZIP
EXEFile: %ProgramFiles%\Accessories\PowerArchiver\POWERARC.EXE

ProgramID: ALZip.zip
EXEFile: %ProgramFiles%\ESTsoft\ALZip\ALZip.exe

ProgramID: EnZip
EXEFile: %ProgramFiles%\EnZip\EnZip.exe

ProgramID: Zip-Archiv
EXEFile: %ProgramFiles%\Windows Media Player\WinAce.exe

ProgramID: JustZIPit_Archive
EXEFile: %ProgramFiles%\AvatarSoft\JustZIPit\JustZIPit.exe

ProgramID: CompressedFolder
EXEFile: %SystemRoot%\Explorer.exe /idlist,%I,%L

ProgramID: CompressedFolder
EXEFile: %ProgramFiles%\WinZip\winzip32.exe

ProgramID: UltimateZip
EXEFile: %ProgramFiles%\UltimateZip 2.7\uzip.exe

ProgramID: StuffIt.Zip.Archive.View
EXEFile: %ProgramFiles%\Smith Micro\StuffIt\stuffit.exe -view -from_shell

ProgramID: ACDSee 9.0.zip
EXEFile: %ProgramFiles%\ACD Systems\ACDSee\9.0\ACDSeeQV.exe

ProgramID: pkzipfile
EXEFile: %ProgramFiles%\PKWARE\PKZIPW4\pkzipw.exe

ProgramID: EasyZip.Document
EXEFile: %ProgramFiles% PER UFFICIO\EASYZIP.EXE

ProgramID: StuffItArchive
EXEFile: %ProgramFiles%\Aladdin Systems\StuffIt 7.0.2\Expander\Expander.exe

ProgramID: pkzipfile
EXEFile: %ProgramFiles%\_WWWUT~1\Security\Mail\PKWARE\PKZIPW\PKZIPW.exe

ProgramID: OFFICE One Zip v6
EXEFile: %ProgramFiles%\OFFICE ONE6.5\OFFICE One Zip v6\AutoZip.exe [Decompresser]

ProgramID: StuffIt11.Archive.Open.Zip
EXEFile: %ProgramFiles%\Smith Micro\StuffIt11\StuffIt11.exe -o

ProgramID: ZIP
EXEFile: %ProgramFiles%\PeaZip\PEAZIP.EXE

ProgramID: IZArcZIP
EXEFile: %ProgramFiles%\IZArc\IZArc.exe

ProgramID: LhaplusArchive_zip
EXEFile: %ProgramFiles%\Lhaplus\Lhaplus.exe

ProgramID: LhacaZip
EXEFile: %ProgramFiles%\Lhaca\Lhaca.exe

ProgramID: 7-Zip.zip
EXEFile: %ProgramFiles%\Utilities\7-Zip\7zFM.exe

ProgramID: CompressedFolder
EXEFile: %ProgramFiles%\Lhaca\Lhaca.exe


a zip compressed archive file is a special file format by Corel and should only be edited and saved with the appropriate software.

How to solve problems with ZIP files

  • Associate the ZIP file extension with the correct application.
  • Update your software that should actually open compressed archive files. Because only the current version supports the latest ZIP file format. Search, therefore, e.g. on the Corel manufacturer website after an available WinZip update.
  • To make sure that your ZIP file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .ZIP file online - secure, fast, and no downloads needed.
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