B1 File Manager is a file explorer which allows to:
- unzip over 38 archive formats (multi-volume and -protected);
- compress files into zip and b1 archives;
- manage the files in internal storage, external SD card and USB-drives;
- manage Dropbox, Google Drive, OneDrive, Box and 4shared cloud storages;
- stream media files from the cloud storages and via SMB with no need to actually files (NOTE: streaming speed highly depends on your Internet connection speed).



Dear friends, a lot of hard work and efforts went into the development of B1 File Manager and the B1 team needs your . You might have noticed that B1 File Manager now displays sponsored offers. This is what allows us to distribute B1 File Manger for free. However, we've listened to your and we've introduced an option to disable ads for a small payment. The option is available from the menu in the action bar. Whatever you choose, it will help us in further development of B1 File Manager. Thank you! - Regards, Adam Buyer


NOTE: Due to changes in Google's policy, B1 File Manager and B1 Free Archiver have no permission to write to an external SD card. A workaround can be found here: http://blog.b1.org/sandbox-an-easier-work-with-sd-card-in-kitkat/


The creators of B1 Free Archiver bring to you the ultimate tool for handling files on your device - B1 File Manager.
B1 File Manager is a full-featured and free file explorer with for most popular cloud storage, networks and archives.


Main features:


* File explorer
- Browse the content of the internal storage, external SD card, USB drives, cloud storages and networks
- Move, delete, copy, paste, rename and view details for files and folders
- Multi-selection of files and folders
- Easy-to-use and intuitive UI
- Fast file Search
- Immediate Media Library synchronization keeps your music player and picture viewer content updated
- Create Bookmarks for easy access to your favorite and most frequently visited folders;
- Filter options allow to display files with a certain extension


* Cloud storage manager
- Dropbox
- Google Drive
- Microsoft OneDrive (former SkyDrive)
- Box.com
- 4shrared
- Video, music and other files streaming
- for unlimited storage s
- Create new s without leaving the app
- s are saved automatically with no need to re-


* Networks manager
- Built in FTP client
- Built in SFTP client
- SMB


* Archive manager
- Decompress zip files (unzip), decompress rar files (unrar)
- Create b1 and zip archives
- Open 7z, apk, a, ar, arj, bz2, bzip2, cab, deb, gz, gzip, jar, iso, lha, lzh, lzma, mtz, rpm, tar, tar.bz2, tbz, tbz2, tar.gz, tgz, tpz, taz, tar.lzma, tar.xz, tar.Z, xap, xar, xz, Z, zipx
- Browse files inside archives without actual extraction
- Open -protected zip, rar and 7z
- Partial extract - extract only selected files, not the whole archive
- for zip with non-Latin symbols
- Open multi-part (split) rar and b1 archives (part0001, z01, 001, part01)
- Use preset multi-volume archive sizes for easy share via email, CD/DVD burn or set any custom size
- Compress files into zip or b1 archives
- Create -protected zip and b1 archives
- Progress in notification area and work in background mode


B1 Free Archiver is available for Android, Windows PC, Mac and Linux. Visit our official site for additional information: http://b1.org/
If you have any feature request, please, submit it to @b1.org.
B1 File Manager does not collect, sell, rent, or share any personally identifiable information about the to the third-parties. System permissions required solely for the purpose of correct functionality of its current and features.