Simple Spreadsheet

A lightweight Excel-like grid for data entry and CSV export.

Tip: Click and drag to select a range. Use Ctrl + C to copy selection as Tab-Separated Values.

About Lightweight Online Spreadsheet & CSV Editor

The Spreadsheet Utility is an in-browser tabular data editor designed for rapid data entry, numerical calculations, CSV manipulation, and tabular formatting without the overhead of heavy desktop office suites.

Features & Formula Capabilities

Mathematical Formulas: Supports essential mathematical functions including SUM(), AVERAGE(), MIN(), MAX(), and basic arithmetic (+, -, *, /) across cell ranges (e.g. =SUM(A1:A10)).
Fast CSV Import & Export: Seamlessly upload existing CSV / TSV files, edit cells interactively, and export cleaned data.
Keyboard Navigation: Navigate intuitively using Arrow keys, Tab, Enter, and standard copy-paste shortcuts.

Frequently Asked Questions (FAQ)

Is my spreadsheet data sent to any cloud server?

No. Everything is calculated and stored locally in your browser session. Your financial numbers, customer lists, and raw data never leave your machine.

Can I add or remove rows and columns?

Yes. Right-click on any row or column header to insert or delete rows and columns dynamically.