The Google AdWords ROI (return on investment) calculator allows you to determine the optimal spending level and return on investment for running an AdWords advertising program.

QuData Calculator combines ease of use with a lot of powerful features, memory, history, statistical functions. It has a flexible interface that can be easily adjusted to your taste. It operates on various types of calculations.

The Microsearch Surface Area Calculator will calculate the surface area, planimetric area and volume of a piece of land given a set of 3D coordinates.

Cool Video to iPod/MP4/3GP/PSP Converter is a software for MP4/3GP file conversion of portable video device such as iPod, PSP, Cellphone, PDA, Pocket PC, etc.

Pluser is a handy calculator (concerning the size), which maintains skins of different formats. It can do mathematical expressions evaluations, handle with variables and convert data. It maintains work with clipboard.

WinX IPOD PDA MP4 Video Converter was designed to convert all popular Video and Audio formated file to Ipod/PDA/Mp4 file format.So that you can play it on your Ipod or PDA or other device.

Mini Finance Calculator is a easy-to-use Finance calculator.It give you the ability to calculate the time value of money, interest rates, cash flow, and depreciation. Additionally, you can view, print, and save amortization schedules.

The self cert mortgage calculator will allow you to run multiple sets of numbers through it to assess the potential of various different financial scenarios. The calculator is very easy to install and use and will break down numbers for you quickly