FREE fishing calculator you simply enter the species you are interested in catching, the water temperature and the season and the calculator will display the best tactics, best bait, and best locations for either stillwater fishing or river fishing. All the data has come from the excellent Angling Times FREE wall chart but this calculator makes it very quick and easy to look up the information and you can print it out to take with you. The calculator works in Microsoft Excel so you need this software to run it. Most people have this as part of MS Office. To use the calculator, simply download the small file by clicking on the link below and choose to Save the file to a location on your computer. The double click on the file to open it in Excel or open Excel and Load the file whichever you prefer. Use is very obvious you simply click on the input box and then the drop down list arrow will appear to the right so you can select each entry from a list (no typing!). The relevant results will be displayed and if required hitting print will print it out.