Free, no-signup tools for Excel, VBA, SQL and everyday office work. Everything runs in your browser — nothing you type is uploaded.
✨AI HelperFree AI that writes, explains and fixes formulas, VBA and SQL.Open tool →🔎Formula LabSee lookups search side by side, and paste any formula to have it explained piece by piece.Open tool →⚡VBA PlaygroundStep through macros on a live mini-sheet — plus a formatter for messy VBA.Open tool →🔴Macro RecorderClick and type on a grid — get the VBA code instantly.Open tool →🐞VBA ChallengesBug-hunt real macros and test yourself with the VBA quiz.Open tool →🗃️SQL PlaygroundRun real SQL in your browser, or turn a CSV into SQL tables.Open tool →⌨️Shortcut TrainerA 60-second Excel shortcut challenge and a searchable list for Word, PowerPoint and Outlook.Open tool →📅Date & Workday CalculatorDays, weeks, months and working days between dates.Open tool →💰EMI & SIP CalculatorLoan EMI with a full schedule, and SIP growth with charts.Open tool →🧾Income Tax: Old vs NewCompare both regimes for FY 2026-27 and see which saves more.Open tool →🏷️GST CalculatorAdd or remove GST, with the CGST/SGST or IGST split and Excel formulas.Open tool →🔤Regex TesterTest regular expressions with live highlighting.Open tool →