.B1 File Extension

B1 Compressed Archive

B1 files are compressed archives created by B1 Free Archiver. This free file compression utility combines multiple files or folders, compresses them, into one B1 file. B1 files can be expanded to thei...

General Information

Title B1 File Extension
Extension .b1
Full Form B1 Compressed Archive
File Type Compressed File Archive
Developer Catalina Group
MIME Type application/x-b1

File Function

Primary Function Store compressed data
Additional Functions Archive multiple files
Features High compression ratio, Multi-volume archives

File Characteristics

Quality Lossless compression
Supports Layers No
Supports Transparency No
Editable No

Use Cases

Data Compression Yes
File Transfer Yes
Backup Yes

Security and Practices

Security Risks Virus transmission
Best Practices Scan for malware, Verify source

Historical/Version Information

Initial Release 2011
Latest Update Varies with software

Associated Types

Similar Extensions .zip, .rar, .7z, .tar

Software Compatibility

Software Usage Policy OS Compatibility
B1 Free Archiver Free Windows, Mac, Linux, Android
B1 Online Archiver Free Web-based