Google Sheets is a free, web-based spreadsheet program offered by Google. It allows users to create, edit, and share spreadsheets online, supporting real-time collaboration. With its straightforward interface and integration with other Google services, it's widely used for data analysis, project management, and personal record-keeping.

Investing.com is a global financial platform providing real-time data, quotes, charts, and financial tools, covering various financial instruments including stocks, bonds, commodities, currencies, and cryptocurrencies.