Products

- Spreadsheet Testing Tool
- Excel Testing Tool
- Spreadsheet Professional is the worlds most comprehensive Excel building, testing, documenting and usage tool. Spreadsheet Professional will automatically test for the most common excel errors.


- IRR Calculator
- Learn about IRR (Internal Rate of Return)
- IRR (Internal Rate of Return) is increasingly becoming a requirement when dealing with financial transactions and more importantly in the lives of individuals who have loans or are trying to start a business. Try our free calculator.


- Retirement Calculator
- Retirement planning is critical
- Retirement is one of the most uncertain times in a persons life when it comes to finances. For this reason, proper retirement planning is needed long in advance. This spreadsheet can help you determine whether your current level of savings will be sufficient enough to last you during your retirement.


- School Education Calculator
- Helping your children succeed
- Education is becoming one of the most critical requirements for success in the modern world. At the same time the costs associated with it are increasing at rates significantly above normal inflation. This is why you should start planning and saving as soon as possible.


- Home Loan Calculator
- Staying one step ahead
- A home is one of you most significant investments and requires a mortgage loan. However, most people don’t understand how these loans work and what the impact is if you make quicker repayments. This calculator shows how seemingly small additional payments can make a significant difference over the life of the loan.


- Su Doku Spreadsheet Helper
- The Su Doku spreadsheet helper that will allow you to setup the puzzle and then work through it. Enter the numbers in the correct cells and it will automatically show all the possibilities in the other cells. Now work through these to solve the puzzle




















