# Spreadsheet

Concept · [Business and metrics](https://ecosystem.samcarlton.com/business)

Also called: spreadsheets, sheet, workbook

A grid of rows and columns for numbers and lists, with formulas that calculate totals. [Founders](https://ecosystem.samcarlton.com/founder) use spreadsheets for budgets, financial models and simple lists before buying other software.

**For example:** A [founder](https://ecosystem.samcarlton.com/founder) builds a spreadsheet that shows how long the money lasts at the current [burn rate](https://ecosystem.samcarlton.com/burn-rate).

## Connects to (7)

- [Runway](https://ecosystem.samcarlton.com/runway): How many months your company can keep going before the money in the bank runs out, if spending stays the same.
- [Burn rate](https://ecosystem.samcarlton.com/burn-rate): How fast your company is using up its cash, usually counted per month.
- [Microsoft Excel](https://ecosystem.samcarlton.com/microsoft-excel): Microsoft's spreadsheet app, part of Microsoft 365.
- [Google Sheets](https://ecosystem.samcarlton.com/google-sheets): Google's online spreadsheet app.
- [Database](https://ecosystem.samcarlton.com/database): Organized storage for your app's information, such as users, orders and messages, so it can be saved and looked up later.
- [Microsoft Access](https://ecosystem.samcarlton.com/microsoft-access): A desktop database app from Microsoft for building small databases with forms and reports.
- [Formula.js](https://ecosystem.samcarlton.com/formula-js): An open-source JavaScript library that recreates spreadsheet functions, such as SUM and VLOOKUP, so an app can run the same calculations…

Map view: https://ecosystem.samcarlton.com/spreadsheet