Here are some of the products developed by JKP Application Development Services.

Find a list of recent projects here.


The ultimate Excel formula auditing tool! Ever had to work out the logic of other people's Excel files? Ever had to untie the spaghetti-knots of a large Excel workbook's formulas? Then you know what a nightmare this can be! Download this excellent tool to manage your formulas now.

Download RefTreeAnalyser!

Excel file remediation tool

Many companies have been using spreadsheets for decades. Sometimes, intricate spreadsheet models get into trouble. The file opens with error messages, or error messages start to surface as soon as any formatting is changed. This tool is designed to clean those files.

Check out the Excel file remediation tool.

Free utilities and examples

We offer many free Excel add-ins and example files accompanying our articles.

See the download page