Need a Bass Model Forecast?
Try this Excel Cool Tool - It's Free and Fun!

Not quite as interactive as a video game, but close! Definitely more impact on your business.

Download Bass Model Forecaster

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Download Bass Model Forecaster v2.5.xls -- Updated 5/18/2008

Features

The main features and capabilities of Bass Model Forecaster are:

open source - this means you can see the Visual Basic functions for the Bass model and other code. You could use the Bass Model functions in other spreadsheets.
calculates a Bass Model forecast from the answers to the following 3 questions:

the size of the potential market M; that is, the ultimate number of adopters (buyers) of the product?
the percentage of the potential market that will purchase the first year?
the number of years after which virtually all (95% or other specified percentage) of potential adopters will have adopted?
a starting year and a name for the product to be used in the generated graphs and tables may also be specified.

calculates a Bass Model forecast after user chooses parameters p and q form analogous products in drop-down lists (top drop down first) -- offers parameters p and q for more than 100 product categories.
calculates a Bass Model forecast from user-specified M, p and q.
Parameters can be fine tuned dynamically with sliders -- after selecting a set of p's and q's, each parameter can be fine tuned up or down by adjusting the sliders. The effect is immediately visible in the tables and charts.
The ability to include your own sets of Bass Model parameters -- just add them as an additional table in the sheet of parameters. The new parameters will then appear on the drop down lists.