Free Spreadsheet Calculators & Guides
Quick, no-signup calculators plus our most-read Excel & Google Sheets tutorials, all in one place. More added regularly.
Free Calculators
PTO Accrual Calculator
Calculate exactly how much paid time off has accrued for any employee and pay schedule. Built for HR, office managers, and small-business owners who track leave by hand. It handles accrual rates, caps, and carryover so you're not rebuilding the math each cycle.
Open calculator →Related: Human Resources templatesBreak-Even Calculator
Find the exact sales volume and revenue where you stop losing money and start making it. For founders, freelancers, and anyone pricing a product or testing an idea. Solves break-even in both units and dollars from your fixed and variable costs.
Open calculator →Related: Accounting & Finance bundleMarkup Calculator
Turn your cost and desired markup into the right selling price and profit margin, or work backward from a price. For retail, ecommerce, and service businesses setting prices. It solves both directions in one place.
Open calculator →Related: Accounting & Finance bundleROI Calculator
Measure the return on any investment, a campaign, a hire, a piece of equipment, in seconds. For marketers and managers who need to justify spend. Clean ROI and payback from simple inputs, no spreadsheet setup.
Open calculator →Related: Accounting & Finance bundleReorder Point Calculator
Know the exact stock level at which to reorder so you never run out or over-order. For inventory, operations, and ecommerce teams. Factors in lead time and safety stock instead of guessing.
Open calculator →Related: Supply Chain & Operations bundleDebt Payoff Calculator
See how fast you can clear a debt and how much interest you'll save under different payments. For personal finance and small-business cash planning. Gives a clear payoff timeline and interest-saved view.
Open calculator →Related: Accounting & Finance bundleContractor Markup Calculator
Add up materials, labor, and overhead, then set a markup or target margin to get the bid price, profit, and the real margin. For contractors and trades pricing jobs. Shows the markup-vs-margin gap and works in reverse from a price.
Open calculator →Related: Accounting & Finance bundleFree Cheat Sheets
Excel Cheat Sheet
The 20 Excel fixes, formulas, and shortcuts people search for most, on one page. Works in Excel and Google Sheets, and every row links to the full walkthrough.
Open cheat sheet →Related: Free Excel templatesExcel Shortcuts Cheat Sheet
Over 100 keyboard shortcuts grouped by what you are actually doing, with both the Windows and the Mac keys. The ones worth committing to muscle memory.
Open cheat sheet →Related: Excel keyboard shortcuts guideExcel Formulas Cheat Sheet
The formulas and functions worth memorizing, grouped by job: math, text, dates, lookup, logic, and stats. Copy-paste syntax with a one-line use for each.
Open cheat sheet →Related: Accounting & Finance bundleExcel Lookup Cheat Sheet
VLOOKUP, XLOOKUP, and INDEX-MATCH on one page, plus which to use when, and a table of the common errors with the actual fix for each.
Open cheat sheet →Related: VLOOKUP guideGoogle Sheets Formulas Cheat Sheet
The Sheets formulas worth knowing, including the ones Excel does not have: ARRAYFORMULA, QUERY, IMPORTRANGE, and GOOGLEFINANCE.
Open cheat sheet →Related: Google Sheets formulas guidePopular Guides
Top 10How Many Rows Can Excel Handle?
The hard row and column limits in Excel and what slows a workbook down long before you hit them, plus when to switch tools for big data.
Read guide →How to Make an Excel Spreadsheet Live
Share a workbook so teammates see edits update in real time. Covers OneDrive, co-authoring, and live links so everyone works from one current version.
Read guide →How to Add a Drop-Down List in Excel
Build clean drop-down menus with Data Validation to keep entries consistent and cut typos. Includes dynamic lists that grow as you add options.
Read guide →How to Count Cells with Text in Excel
Use COUNTIF and wildcards to count only the cells that contain text, skipping numbers and blanks. Handy for tallying responses and labels fast.
Read guide →Excel IF Not Blank: Check if a Cell Is Empty
Write IF formulas that only run when a cell has a value, using ISBLANK and the not-equal test. Keeps your sheets free of stray zeros and errors.
Read guide →How to Change Cell Size in Google Sheets
Resize rows and columns, set exact dimensions, and auto-fit to content so your data is readable and your sheet prints cleanly.
Read guide →How to Export Power BI to Excel
Pull data and visuals out of Power BI and into Excel for deeper analysis or sharing. Covers exporting from tables, visuals, and the underlying dataset.
Read guide →How to Show Formulas in Excel
Flip from results to the formulas behind them to audit and troubleshoot a sheet. Includes the one-key shortcut and how to print formulas.
Read guide →How to Fix Excel Formulas Not Calculating
Why formulas show as text or stop updating, and how to fix it, calculation mode, number formatting, and the recalc shortcut that gets them working again.
Read guide →How to Highlight in Excel Like a Pro
Highlight cells, rows, and values that matter using fill color and Conditional Formatting rules so the important numbers jump off the page.
Read guide →More calculators and guides coming soon.
Want the done-for-you versions?
100+ premium Excel & Google Sheets templates.
Browse all templates →