Free Excel tools, no upload needed
Fast, private spreadsheet tools that run entirely in your browser. No sign-up required to get started.
CSV to Excel
Convert CSV files to .xlsx instantly in your browser.
Excel to CSV
Convert Excel spreadsheets to CSV files in your browser.
Excel to JSON
Convert Excel spreadsheets to JSON with headers as keys.
Split Excel by Sheet
Extract sheets from an Excel file into separate .xlsx files.
JSON to Excel
Convert JSON data to a .xlsx spreadsheet instantly in your browser.
More tools coming
Excel to CSV, merge files, and more.
Excel Functions & Formulas
Clear explanations with real examples.
Excel VLOOKUP Function
How to use VLOOKUP in Excel to search a table and return matching values. Covers syntax, examples, common errors, and when to switch to XLOOKUP.
INDEX and MATCH in Excel: Two-Dimensional Lookups
How to use INDEX and MATCH together for two-dimensional lookups in Excel, and why the combination beats VLOOKUP and HLOOKUP.
Mortgage Amortization Schedule
How to build a mortgage amortization schedule in Excel for both fixed-rate and adjustable-rate mortgages using the PMT function.
WORKDAY and NETWORKDAYS Functions
How to use Excel's WORKDAY function to calculate project completion dates and NETWORKDAYS to count working days between two dates.
Find the largest or smallest numbers in a range of data using LARGE and SMALL functions
How to use Excel's LARGE and SMALL functions to find the nth largest or smallest values in a data range without sorting.
Excel RAND and RANDBETWEEN Functions
RAND returns a random decimal between 0 and 1. RANDBETWEEN returns a random integer between two numbers you specify.
Cheatsheets
Quick reference guides you'll actually use.
Creating a Quick Launch Bar in Windows
How to set up a Windows Quick Launch Bar to open your most-used files and programs faster.
Customize the Quick Access Toolbar in Excel
How to customize the Excel Quick Access Toolbar to put your most-used commands one click away.
Excel Keyboard Shortcuts: Windows & Mac Cheat Sheet
Complete Excel keyboard shortcuts for Windows and Mac. Navigate, format, and enter data faster without touching the mouse.
Select Displayed Cells for Copying
How to copy only the visible cells in a filtered Excel range, skipping hidden rows.