1)   Aquarius Soft PC Binary Converter 1,5,0,1
Aquarius Soft PC Binary Converter is a simple and fast number system conversion software that lets you instantly convert between binary, octal, decimal and hexadecimal number systems.

 2)   DataRelate 1.2
Compare data storage units and capacities of popular storage media. Compare data rate units, and speeds of hard disks, peripherals, LAN and WAN channels. Convert Token Ring/Ethernet addresses. Instantly convert between decimal, hex and binary numbers