Formula Foundry is a powerful add-on that transforms how you build, edit, and manage formulas in both Google Sheets and Microsoft Excel. Designed for analysts, finance professionals, marketers, and anyone working with complex spreadsheets, it combines a rich code-like editor, AI-powered assistance, no-code visual builders, and smart productivity tools to make formula creation faster, more accurate, and less error-prone, across both platforms.
Key Features:
Rich Formula Editor — Multi-line editing with syntax highlighting, auto-completion, bracket matching, smart indentation, find & replace, dark mode, and customizable fonts for readable, error-free formulas, even the longest ones.
AI Assistant — Describe what you need in plain English to generate formulas instantly. Get step-by-step explanations for existing formulas or debug errors with smart suggestions.
Visual Formula Builder — Build complex functions like IF, QUERY, VLOOKUP, XLOOKUP, and more via point-and-click interfaces. Real-time previews, validation, and nested logic support without writing a single line of syntax.
Cross-Platform Formula Translator — Seamlessly convert formulas between Microsoft Excel and Google Sheets (and vice versa), handling differences like XLOOKUP, SUMIFS, ARRAYFORMULA, and date functions, perfect for migrations or multi-platform workflows.
Reusable Snippets Library — Save, search, and insert frequently used formula pieces or full formulas. Syncs across devices with your account.
Global Variables — Define constants (e.g., @@TaxRate, @@InterestRate) once in a dedicated sidebar and use them across sheets or workbooks—update in one place for instant consistency and easy scenario analysis.
Whether you're debugging a tricky array formula, switching between Excel and Sheets, or building nested logic without memorizing syntax, Formula Foundry puts expert-level tools right in your sidebar. Enjoy a 14-day free trial, no credit card required.
Elevate your spreadsheet workflow in Google Sheets and Microsoft Excel today with Formula Foundry.
