Zip files remain the most popular archive type since Winzip popularized it on computers decades ago.
Rar and zip files have been a standard form of archive compression for decades, but recently the 7z 7Zip format has become very popular. This password was entered by the original author and is usually included in the download. This means they require a password before they can be extracted. You need to unzip files before you can use them. 7Z supports all the common archives, like 7Zip, 7Z, Rar, Zip, but it also supports less used archives.Īrchives are usually found on the internet and need to be unpacked or extracted before the contents can be used. You can unzip them again later when you need them.Īrchives come in several formats, each with their own unique compression algorithm. You can zip files and large on your device that you rarely use to save disk space on your Android device. You can also compress several files into one smaller file that makes it easier to email or share. Encryption is a secure way to protect your files.Īrchiving allows you to reduce the file size of files or folders. Safeguard your files and folders by encrypting them within password protected zip files. Here's why you should already be using 7Z: ✔ File associations for extensions (like 7z) lets you open files by selecting externally ✔ Intuitive files manager with standard file operations like move, copy and delete ✔ Background execution: create, extract or unzip files even while the app is closed ✔ Browse the contents of archive formats that contain multiple files: 7Zip, 7z, Tar, Apk, Jar, Rar ✔ Unzip zip files or extract 7Zip or 7z files that are encrypted a password (you need to know the password, 7z is not a password cracker) ✔ Create archives that support high compression, like 7Zip or Tar. ✔ Create zip files that are encrypted with a password (or unzip files) ✔ Supports all common archive formats and types (zip, rar, 7zip, 7z, jar, apk, tar, gzip) Quickly and easily extract, open, view or create your own archive by compressing files and folders.
Portable German version of Back4Sure, version 1.0.7Z lets you take control of archive files like 7Zip (7z format) zip, rar, jar or APK on your device. Portable English version of Back4Sure, version 1.0.1 Be aware, that this version has by far less features and is not supported anymore. If you plan to use Back4Sure under Windows 98, please use the older version 1.0.1 listed below. Source code of the Ez7Zip.dll used by Back4Sure version 3.3.0 and higher The dll is free software you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation either version 2 of the License, or (at your option) any later version.īe aware that the modifications made are specifically tailored for usage with Back4Sure and may not be of big use as lots of features are missing. Portable version of Back4Sure (64-bit), version 3.7.8īack4Sure uses a very simple 7Zip dll, which is derived from the console application of the original 7Zip sources.
Setup file for Back4Sure (64-bit), version 3.7.8 Portable version of Back4Sure, version 3.7.8ĭownloads for 64-bit operating systems File Downloads for 32-bit operating systems File
To run this program from a USB drive, download the zip file "Back4Sure_Portable.zip" or "Back4Sure64_Portable.zip" and unpack it to the drive. If you plan to use Back4Sure in a fixed installation, download the file "Back4SureSetup.exe" or "Back4Sure64Setup.exe" for 64-bit operating systems, execute it and follow the instruction of the setup wizard. There are no special requirements, though it is recommended to have enough RAM if you plan to use the compression option. Back4Sure was tested under Windows XP, Windows 7 (32/64 bit), Windows 8 (32/64 bit) and Windows 10 (32/64 bit).