#1 Privacy-First AI Spreadsheet Tool

Talk to Your Spreadsheets, Get Insights in Seconds

Analyze, visualize, and clean Excel and CSV files without technical skills—all while your data stays completely private in your browser.

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Data stays private
Match orders from sales.xlsx with inventory.xlsx
Who are my top 10 customers by revenue?
Visualize customer age groups
Compare quarterly sales by region

Drag spreadsheet files here or click to import

Supports Excel and CSV files

Spreadsheet Analysis Without The Learning Curve

Get insights from your data without needing to learn complex formulas or technical skills. All with complete privacy.

Import & Analyze

Instantly import Excel and CSV files to begin your analysis.

Ask In Plain English

No formulas needed - just ask questions like “What were my top 5 products last quarter?”

Beautiful Visualizations

Automatically generate charts and graphs that best represent your data.

Clean & Transform Data

Clean, filter, and transform your data through simple conversation.

Complete Data Privacy

Your data never leaves your browser. We only process metadata like column names and types, keeping your actual data completely private.

Privacy-First Data Analysis

Unlike other tools, NatSheets processes your data entirely within your browser.

Browser-Only Processing

Your spreadsheet data remains in your browser and is never sent to our servers.

Metadata-Only Access

We only access column names and data types—never the actual values in your spreadsheets.

No Data Storage

We don't store or retain any of your spreadsheet content, ensuring complete confidentiality.

How Your Data Stays Private

Your Browser

Your spreadsheet data stays here
Only column metadata

NatSheets Servers

No actual data is stored here
Protected Data
Metadata Only
Privacy Protected

How It Works

Get insights from your data in just a few simple steps, all while keeping your data private.

1

Import

Import your Excel or CSV files. JavaScript in your browser processes the data locally—nothing is uploaded to our servers.

2

Ask

Ask questions in plain English. Only column metadata (names, datatypes) and your query are sent to our AI—never your actual data.

3

Analyze

Our AI returns processing instructions that execute in your browser. Analyze and visualize while your data stays private.

4

Refine

Continue the conversation to modify your analysis or export results. All transformations occur locally in your browser.

Who Can Benefit

NatSheets helps anyone who works with spreadsheet data—all while keeping your information private.

For Business Analysts

Speed up your workflow and focus on insights instead of data prep.

“Compare quarterly performance across all regions”

For Marketing Teams

Understand campaign performance without waiting for analyst support.

“Show me which campaigns had the highest ROI last month”

For Business Professionals

Get the data insights you need without Excel expertise.

“What’s driving our customer churn rate?”

FAQs

Common questions about NatSheets

Start Analyzing Your Data Today

Join thousands of users who are already saving time and gaining insights from their data with NatSheets.