Want to understand the ins and outs of your Excel models? Source Inspector reveals every internal and external source behind your selected cell or range, all in one clear overview. Explore how data flows through your workbook and verify that your links and inputs are consistent.

The best way to prevent Excel blunders. The world runs on Excel and the need to trust spreadsheets is greater than ever. Detect mistakes and identify risks with PerfectXL Risk Finder.

The best way to grasp Excel models. Spreadsheets can be daunting beasts. Get a grip on even the most complex models using PerfectXL Explore's powerful lists and visualizations.

Spreadsheet comparison made easy. Excel and version control don't rhyme. It's hard to see what changed between versions—until now. Meet PerfectXL Compare: the best way to compare spreadsheets.