Formula Generator
Free Formula Generator: describe the desired result, the input columns and one example row; then test the generated formula on known cases before...
Fill in the cell references from your own sheet — the formulas update live.
Your formula
XLOOKUP (Excel 2021+ / Google Sheets) · Excel & Sheets
INDEX + MATCH (works in every version) · Excel & Sheets
VLOOKUP (classic) · Excel & Sheets
How it works
In Excel or Google Sheets, describe the desired result, the input columns and one example row; then test the generated formula on known cases before filling it through the sheet.
Name the input columns and the output cell.
Provide one or two example rows with expected answers.
Ask for the formula style you can maintain, such as no helper columns or Microsoft 365 functions allowed.
Test edge cases before using the formula on the full dataset.
What this does
A formula generator turns a plain-language request into an Excel formula, but the quality depends on the prompt and the test cases. Strong prompts name the columns, show a sample row, state the desired output, and mention Excel version when functions like XLOOKUP, FILTER or LET may matter. The generated formula still needs validation because spreadsheet errors can look plausible.
A worked example
Instead of asking "make commission formula", write: A has Sales, B has Region, C should return 8% commission when Sales is above 5000 and Region is West, otherwise 5%. A good result is =IF(AND(A2>5000,B2="West"),A2*8%,A2*5%). Test rows above and below 5000 before copying down. Formula generation can save time, but SEO pages should teach users how to validate the output so they do not paste a convincing but wrong formula into business-critical sheets.
Common mistakes
- Prompting with only a vague goal and no sample data.
- Using a generated formula without checking known answers.
- Accepting modern functions that the target Excel version does not support.
- Hiding business rules in prose instead of spelling out thresholds, blanks and error handling.
FAQ
What should I include in a formula-generator prompt?
Columns, sample data, expected output, Excel version and edge cases.
Can generated formulas be wrong?
Yes. Always test them against rows where you already know the answer.
How do I make formulas easier to audit?
Ask for LET or helper-column versions when the logic is complex.