A lightweight spreadsheet editor with formula support. Create tables, calculate with SUM, AVG, MIN, MAX, and COUNT. Export as CSV.
=SUM(A1:A10) — Sum of values · =AVG(A1:A10) — Average · =MIN(A1:A10) — Minimum value · =MAX(A1:A10) — Maximum value · =COUNT(A1:A10) — Count of numeric values · =A1+B1 — Basic arithmetic (+, -, *, /)