Text Diff Checker
Compare two texts side-by-side or line-by-line to highlight additions, deletions, and modifications.
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Text Diff & Comparison Checker
Original Text (Before)8 lines
Modified Text (After)9 lines
Line-by-Line Comparison
+7 Added-6 Removed2 Unchanged
1// ToolBox Pro Configuration
2const config = {
+3 appName: "ToolBox Pro",
+4 version: "2.0.0",
+5 debug: false,
+6 maxUploadSizeMb: 50,
+7 features: ["image", "text", "developer", "calculator"],
+8 supportOffline: true,
+9};
-3 appName: "ToolBox",
-4 version: "1.0.0",
-5 debug: true,
-6 maxUploadSizeMb: 10,
-7 features: ["image", "text"],
-8};
How to Use Text Diff Checker
1
Paste Texts
Paste the original text on the left and modified text on the right.
2
View Comparison
Inspect highlighted green additions and red deletions.
3
Export Diff
Copy the unified diff report or review line statistics.
Key Features
Line-by-line difference detection with color highlighting
Real-time stats for added, removed, and unchanged lines
Swap text button for instant inverse comparison
One-click unified diff export to clipboard
Frequently Asked Questions
Everything you need to know about this tool and data privacy.
Yes! It works seamlessly for JSON, JavaScript, CSS, configuration files, and prose.
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