How to Compress 1GB into 10MB  ??

KGB is an open source compression tool like 7-zip etc. but the compression rate is much better then any other compression tool. It uses AES-256 encryption to encrypt archives. Perform a File Compression with Maximum Settings..

Pros : 

1. Highest Compression Ratio

2. Accurate Results -> No data loss or damage..

Cons :

1. Much time is required to Compress/Decompress the data compared to 7-zip/WinZip/WinRAR

Minimum System Requirements:

Fast 1.5GHz Processor PIV or Better and 1 GB RAM

Recommended System Requirements:

Fast Processor Dual Core with 1.5GHz Clock Speed + 2GB RAM (For Windows 7/8 32 bit)

NOTE: In order to Install this Software on Windows 7 or 8, You’ll need to Right Click on the Installation .MSI file and then select Troubleshoot Compatibility or Under the Properties, Change to Run the Installation to Earlier Version of Windows than Windows 7 or 8

Download
other links
http://sourceforge.net/projects/kgbarchiver/files/KGB%20Archiver%202/2.0%20beta%202/KGB_Archiver_2beta2.msi/download?use_mirror=kaz
you can just google it and download it free :)