Kalkulator
The Mother of all Calculators, a Swiss Army knife for scientists and engineers. Perhaps the most capable scientific/engineering calculator for Windows. On one hand, this is a calculator: evaluates expressions with more than 100 functions (trig/inverse, log/exp, statisical distributions, Euler,... Most importantly, advanced features don't obstruct the basic ones. ... Hard-to-find features: systems of non-linear and differential (ODE) equations, multi-argument function extremum search and point or histogram fitting with an arbitrary function.
http://www.wrotniak.net/works/kalkulator/_zip/kalkulator-inst.exe - 956Kb - Download - Screenshot

J and L Financial Planner
The top rated J and L Financial Planner is a financial planning software program that allows you to create simple or complex financial scenarios based on financial events through out your life. It makes your financial planning easy. You create the scenario based on your current financial status... The program includes many financial calculators including a rule72 calculator. ... The output may also be presented with bar, line and pie graphs. ... The program can create a scenario based on mortgage, loan, withdrawal, deposit, and transfer events.
http://www.jlplanner.com/jlplanl/jlplanl.exe - 970Kb - Download - Screenshot

GraphiCal
GraphiCal is a programmable graphics calculator which lets you visualize expressions and formulas in cartesian or polar formas graphs in a chart. The program can create animated video clips from a sequence of graphs which you can view with the integrated or any other media player. ... GraphiCal offers DLL programming interfaces for VB and VC, has a very user-friendly graphics system and because it runs compiled code, it is very fast. ... It is programmable, with user-defined variables and functions.
http://www.wilhelm-kurz-software.de/graphical/graphical.zip - 2Mb - Download - Screenshot

J and L Retirement Planner
The top rated J and L Retirement Planner is a retirement planning software program that allows you to create simple or complex retirement scenarios based on financial events through out your life. It makes your retirement planning easy. You create the scenario based on your current financial... The program includes budgeting features and many financial calculators including a rule72 calculator. ... The program can create a scenario based on mortgage, loan, withdrawal, deposit, and transfer events.
http://www.jlplanner.com/jlplanr/jlplanr.exe - 1Mb - Download - Screenshot

RORICX - Rate of Return Calculator
Calculates the Rate of Return and Net Gain for your portfolio (investment, real estate, rental, etc. ) Any time intervals, positive/negative RoR, regular contribution programs, individual transactions, combined (overall) portfolios, verification window for line-by-line review, graph, report,...
http://members.shaw.ca/lapides/downloads/roricx_download.exe - 605Kb - Download - Screenshot

Xcelsius|XL Professional
Bring your data presentation to life with Xcelsius|XL Professional. Xcelsius combines a simple ? point-and-click? interface with the power of Macromedia Flash, converting data from your dull Excel spreadsheets into visually stunning and interactive dashboards, budget analysis models, business... Xcelsius is the perfect tool for quickly and easily creating executive dashboards and scorecards, dynamic charts and graphs, business reporting presentations, Pro forma budget models, business and investment calculators, project management graphs, interactive PowerPoint presentations, compelling...
http://www.infommersion.com/trial/xcelsius_pro_trial.exe - 16Mb - Download - Screenshot

APSW Budget Planner V3 Pro
The Budget Planner V3 Pro is a step ahead for home and personal budgeting. Equipped with a comprehensive online learning system, the budget planner runs on auto pilot, you simply add the details and the software will run your budget for you to learn from or live by! ... Savings Calculator and Savings Target Date - Have a target date for your next holiday or purchase? ... All you need to enter is how often you want to put money aside and the Savings Calculator automatically adjusts your budget for you and re-adjusts when you reach your target date.
http://www.allpurposesoftware.com/downloads/BP3/setup.exe - 6Mb - Download - Screenshot

MyCash
MyCash is an easy-to-use, yet powerful financial accounts organizer with a special personal touch. Once you've experienced the complexity and frustration of other checkbook programs, you'll love how MyCash looks and feels like your personal checkbook register, yet maintaining it is fast, easy,... Want to see how much you spend on electricity each month? ... MyCash will also let you see graphs of your spending patterns according to any transactions you define. ... Or medical expenses each year? ... With MyCash, you can see the graphs instantly!
http://www.radsoftware.org/evals/rad-mc.exe - 1Mb - Download - Screenshot

BitMeter
BitMeter 2 is a bandwidth meter, it allows you to visually monitor your internet connection by displaying a scrolling graph that shows your upload and download speed over time. BitMeter is freeware - ie. it is given away completely free of charge, there is no trial period, no time-limited... Speed/time calculator. ... Change graph type (bar or line graph). ... Change units used in readout (Kb,KB,Mb,MB). ... Option to display current graph maximum on screen. ... Configurable graph scale - set to any value, or set to auto-adjust according to your speed.
http://codebox.no-ip.net/controller?page=bitmeter2dl - 1,011Kb - Download - Screenshot

Aquarium Lab
Properly monitoring and maintain aquarium conditions can lead to a truly beautiful and healthy aquarium. Aquarium Lab makes it easy to track and graph water quality conditions for 21 different parameters. Keep a photo profile of fish and corals. Includes many different unit converters and... The program supports multiple fresh and salt-water aquariums simultaneously. ... Detailed reports are generated in html format.
http://www.aquariumlab.com/download/aquariumlab.exe - 8Mb - Download - Screenshot