A .kgb file is an archive created by , a free, open-source file compression tool. It was named after the Soviet intelligence agency due to its "espionage-level" compression strength. Unlike standard ZIP or RAR files, KGB uses the PAQ6 compression algorithm—one of the most powerful (but slowest) compression methods ever created.
Yes, but you must extract it first (using PeaZip or KGB Archiver), then re-compress with 7-Zip or WinRAR. There is no direct converter. kgb file extractor for pc download
: While specialized for .kgb , it also handles standard .zip files, making it a versatile tool for daily use. Yes, but you must extract it first (using
| Feature | KGB Archiver (PAQ6) | 7-Zip (LZMA2) | WinRAR (RAR5) | |---------|----------------------|---------------|----------------| | Compression ratio | | High | High | | Speed | Very slow (hours/GB) | Fast (seconds/GB) | Fast | | Memory usage | ~100 MB | ~512 MB+ | ~256 MB+ | | Windows 11 support | Poor (needs workaround) | Native | Native | | Encryption | AES-256 | AES-256 | AES-256 | | Feature | KGB Archiver (PAQ6) | 7-Zip
: A slider allowing users to balance extraction speed against CPU/RAM usage. Since KGB is notoriously resource-heavy, this prevents your PC from freezing during intensive tasks.
If you have split archives ( .kgb.001 , .kgb.002 ), place all parts in the same folder and extract only the .001 file.