Formulas

Excel and Google Sheets Formula Generator

Build a deterministic formula, understand each part and reuse one canonical share link for identical inputs.

No generative AI: the formula engine uses explicit rules. Always validate references and business logic on sample rows.

Supported formula families

VLOOKUP and HLOOKUP support exact or approximate matching. XLOOKUP avoids a numeric return-column index. INDEX/MATCH remains useful where XLOOKUP is unavailable. FILTER returns multiple matching rows, while COUNTIF and COUNTIFS count records meeting one or more conditions.

Why deterministic generation matters

The same inputs produce the same formula and signature. ReconNimble does not invent workbook structure or upload typed formula parameters to an external AI provider. This improves repeatability, but it also means the user must enter accurate sheet and range references.

Before using a formula across thousands of rows

Test it against a few records with known outcomes, confirm absolute references, inspect missing-value behavior and use the Formula Health Checker to identify common structural risks.