Free Spreadsheet Tools

Quick, private, browser-based tools for Excel and Google Sheets. No account, no upload — everything runs on your device.

VLOOKUP Formula Generator

Build a correct VLOOKUP formula in seconds. Fill in the lookup value, table range, and column — get the exact Excel/Google Sheets formula plus the modern XLOOKUP equivalent, with a plain-English explanation.

Open tool

XLOOKUP Formula Generator

Generate a modern XLOOKUP formula instantly. Pick your lookup and return ranges, set an if-not-found message and match mode, and copy a formula that works in Excel 365 and Google Sheets.

Open tool

SUMIF & COUNTIF Formula Generator

Create SUMIF, COUNTIF, SUMIFS, and COUNTIFS formulas without memorizing the syntax. Choose the range, criteria, and sum range and copy a formula that works in Excel and Google Sheets.

Open tool

Spreadsheet Outlier & Anomaly Finder

Paste a column of numbers and instantly flag statistical outliers using the Z-score and IQR methods. See the mean, standard deviation, and which values are anomalies — free and in-browser.

Open tool

CSV to Markdown & HTML Table Converter

Paste CSV data and instantly convert it into a clean Markdown table or HTML table. Great for READMEs, docs, GitHub, and blog posts. Free, private, and runs in your browser.

Open tool

Remove Duplicates from a List

Paste a list and instantly remove duplicate rows. See how many duplicates were removed, keep the original order, and optionally ignore case and whitespace. Free and in-browser.

Open tool

IF & Nested IF Formula Builder

Build IF, nested IF, and IFS formulas without counting parentheses. Add as many condition→result branches as you need and copy a formula that works in Excel and Google Sheets.

Open tool

Date Difference Calculator (DATEDIF)

Calculate the difference between two dates in years, months, or days, and get the exact DATEDIF formula for Excel and Google Sheets. Free, instant, and private.

Open tool

Analyze a whole spreadsheet with AI

Upload an Excel or CSV file and get pivots, outlier detection, and Smart BI dashboards in seconds. Free to start — no credit card.

Open the App Free