🎯 Get 6 Months Free + Shape the future of data comparison • Partnership Program ends July 11th, 2025

VeriDiff

🔒 All file processing happens locally in your browser - your data never leaves your device • No uploads, no registration required

Secure File Comparison ToolFiles Never Leave Your Device

Professional file comparison for Excel, CSV, PDF & Word documents. All processing happens locally in your browser - no uploads, no registration, no downloads required.

🔒100% Secure & Private

All files are processed entirely in your browser. No data is uploaded to any server. No registration required.

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Drop Any 2 Files to Compare
Excel (.xlsx, .xls), CSV, PDF, and Word (.docx, .doc) files supported
📈 Now supports large PDFs up to 100MB!

Supported file types: Excel (.xlsx, .xls) • CSV • PDF • Word (.docx, .doc)
Comparison modes: Same format (Excel ↔ Excel) • Cross-format (Excel ↔ CSV)

🤝Professional Collaboration

Why Your Professional Expertise Matters

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We're building VeriDiff for professionals who understand the critical importance of accurate data comparison. Your real-world experience with Excel files, CSV data, and document analysis is exactly what we need to create a market-leading solution.

💡 Your Impact: Every comparison you run, every edge case you encounter, and every suggestion you share helps us build features that matter for professional workflows.

This isn't just testing—it's collaborative development with industry experts.

What You Get in Return

6 Months Individual Plan Free (£114 Value)

Enterprise competitors charge £150-300 for similar 6-month access. You get VeriDiff's advanced features completely free.

How Your Feedback Shapes Development

This isn't traditional beta testing. We're building VeriDiff's roadmap based on real professional needs. Your feedback directly influences which features we prioritize and how we implement them.

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Feature Requests

Your workflow needs become our development priorities

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Usability Improvements

Interface refinements based on professional usage patterns

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Performance Optimization

Speed and accuracy improvements for your specific file types

Partnership Program Details

How It Works

1
Use VeriDiff for your real work - unlimited comparisons, all features unlocked
2
Share feedback through the in-app system when you encounter interesting cases
3
Get 6 months Individual Plan free after providing meaningful insights
4
Continue using VeriDiff with full access while we build features you've influenced
Program ends:
July 11th, 2025
Commitment:
Use for real work, share honest feedback
Time investment:
Whatever you're comfortable with - no minimums

Enterprise-Grade Features

Professional file comparison with advanced analysis capabilities

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Smart Header Mapping

Automatically matches similar column headers across files, even with different naming conventions.

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Tolerance Settings

Set acceptable variance levels for financial data and amounts with flat or percentage tolerances.

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Complete Privacy

All processing happens locally in your browser. Your sensitive data never leaves your device.

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Cross-Format Support

Compare Excel to Excel, CSV to CSV, or mixed Excel-CSV files with intelligent format handling.

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AI Auto-Detection

Automatically identifies amount fields and applies smart tolerance settings for financial data.

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Advanced Analytics

Detailed comparison results with filtering, search, character-level diff, and professional reporting.