Formula Inspector

What is Formula Inspector?

Formula Inspector Analyzer is a free, browser-based tool that helps you understand a dataset at a glance. Trace and explain Excel formulas — functions, references, parse tree, error checks. It's built for speed and privacy: Everything runs locally in your browser — your data is never uploaded to a server. No sign-up, no installs, and no daily limits.

Used by

• Data analysts
• Finance teams
• Operations teams
• Students
• Analysts
• Researchers

Recommended workflow

1. 1

   Prepare the input

   Profile the data first so missing values, types, duplicates, and outliers are visible before you edit it.

2. 2

   Run Formula Inspector

   Review the preview, copy or download the result, and keep everything local in your browser.

3. 3

   Next recommended tool

   Formula Generator: Build Excel & Google Sheets formulas — 30+ functions with parameters and explanations.

   Open tool
4. 4

   Then continue with

   SQL Query Analyzer: Inspect a query: tables, joins, projections, filters.

   Open tool
5. 5

   Then continue with

   Conditional Formatting: Generate conditional-formatting rules.

   Open tool

Frequently asked questions

How do I use Formula Inspector?

Paste or drop your data into the workspace, adjust the options to fit your data, then copy or download the result. Trace and explain Excel formulas — functions, references, parse tree, error checks.

Is my data uploaded or stored anywhere?

No. Everything runs locally in your browser — your data is never uploaded to a server. Nothing is sent to a server, so it's safe to use with private or sensitive data.

Is Formula Inspector Analyzer free?

Yes — it's completely free with no account, no sign-up, no watermark, and no daily usage limits.

What's the maximum file size?

There's no hard limit imposed by the tool. Because processing happens in your browser, the practical ceiling is your device's available memory — most everyday files work instantly.

Do I need to install anything?

No installs and no extensions — it runs entirely in your web browser and even works offline once the page has loaded.