Daniel T Li Spreadsheets May 2026

While Li respects Microsoft Excel, he is platform-agnostic. If you are looking to replicate his style, here is his current tech stack:

If you want to think like Daniel T. Li, do not just watch YouTube tutorials. Study these resources:

Many users define dynamic ranges using OFFSET, which is volatile. Li uses a combination of INDEX and COUNTA:

=Sheet1!$A$2:INDEX(Sheet1!$A:$A, COUNTA(Sheet1!$A:$A))

This creates a range that expands as you add data but does not trigger a recalculation every time you scroll. It is the foundation of his self-adjusting dashboards. daniel t li spreadsheets

Li insists that every model must have a built-in audit. He places a single cell at the top of every data table with the following logic (in Google Sheets or Excel 365):

=IF(SUM(Table1[Debits]) = SUM(Table1[Credits]), "Balanced", "Error: Check Row "& TEXTJOIN(", ", TRUE, FILTER(ROW(Table1[Debits]), Table1[Debits] <> Table1[Credits])))

This instantly flags the exact rows where a transaction is unbalanced. No more manual debugging.

As we look toward 2025 and beyond, many predict the death of the spreadsheet. Daniel T. Li disagrees. While Li respects Microsoft Excel, he is platform-agnostic

In a recent interview with TechCrunch, he stated: "Spreadsheets won't die. They will mutate. We are entering the era of the 'Smart Grid'—spreadsheets connected live to SQL databases, CRMs, and weather APIs. But the grid itself—rows, columns, formulas—remains the most democratic way for a human being to think about numbers."

He is currently working on "Project LET" —a series of spreadsheets that utilize the new Excel LET function to let users define variables inside formulas, essentially turning spreadsheets into functional programming languages without writing a single line of VBA.

If you want to truly master Daniel T. Li spreadsheets, unlearn these habits: This creates a range that expands as you

Li treats spreadsheets as software. His approach includes:

While Li is platform-agnostic, he has strong preferences. For those building Daniel T Li spreadsheets, he recommends:

For Version Control: Git + CSV Diff (Yes, Li tracks certain critical spreadsheet logic in Git by exporting to CSV and using diff tools—a rare but powerful habit).