zip and area codes, acronyms, unit converter.
License: Shareware
OS Support:

Maximize overall profit by optimizing resource use, for products or services Up to six unique outputs can be handled with ten specific resource inputs.
License: Shareware
OS Support: WinXP, WinNT 4.x, WinNT 3.x, WinME, Win2003, Win2000, Win Vista, Win98

Free compact scientific tape calculator with many features: asin(2 13^ln(pi)).
License: Freeware
OS Support:

Convert an amount from a currency to any other currency.
License: Freeware
OS Support:

Numero is a calculator with some nice features.
License: Freeware
OS Support:

Geozip calculates distance between US zip codes or geographical coordinates.
License: Shareware
OS Support:

The self cert mortgage calculator will allow you to run multiple sets of numbers.
License: Freeware
OS Support:

Calculate days between dates, date N days from date, etc.
License: Shareware
OS Support:

Calculate time between 2 date/times, or date/time a given time from a date/time.
License: Shareware
OS Support:

MPEG to DVD Burner can burn MPEG files to a DVD disc.
License: Shareware
OS Support: Win95,Win98,WinME,WinNT 3.x,WinNT 4.x,WinXP,Windows2000,Windows2003,Windows Media Center Edition 2005,Win Vista