P
Privatify.tools 100% In-Browser Utilities
100% Client-Side Processing • No Server Uploads

Text Diff Checker

Find differences between two versions of text or code. Line-by-line comparison with color-coded highlighting of additions (green) and deletions (red).

Diff Comparison Output
4 additions 3 deletions
1-function calculateTotal(price, tax) {
2- const subtotal = price;
3- const total = subtotal + tax;
1+function calculateTotal(price, tax, discount = 0) {
2+ const subtotal = price - discount;
3+ const total = subtotal + (subtotal * tax);
4+ console.log("Calculated:", total);
5 return total;
6 }

Key Features

  • Side-by-side comparison of Original and Modified text
  • Color-coded line difference display (green for added, red for deleted)
  • Line numbers for easy cross-referencing
  • 100% private: Sensitive code or contracts never leave your browser
Our Privacy Commitment

Unlike traditional utility websites that upload your personal documents to cloud servers, Privatify Tools executes entirely inside your browser using WebAssembly and modern browser APIs.

Your files never leave your device, ensuring maximum confidentiality for contracts, financial statements, and personal photos.

Frequently Asked Questions

Can I compare code snippets? ▼

Yes! The diff algorithm works cleanly with programming code, JSON, configuration files, and standard prose.

Related Utilities

Word & Character Counter

Count words, characters, sentences, paragraphs, and estimated reading time.

Case Converter

Convert text between UPPERCASE, lowercase, Title Case, camelCase, and snake_case.

Markdown Viewer & Editor

Live split-screen Markdown editor with real-time HTML preview and word count.

Markdown to PDF

Convert Markdown notes and documents into clean, styled PDF documents.