Text Diff Checker
Compare two texts or code snippets side by side and highlight additions, deletions, and unchanged lines in real-time with complete data privacy.
Your files are processed locally in your browser and are not uploaded.
+5 additions-4 deletions
Diff Comparison:
-const appName = "FileKinetix";
-const version = "1.0.0";
-const isPrivate = true;
+const appName = "FileKinetix Tools";
+const version = "2.0.0";
+const isFree = true;
+const clientSide = true;
function getDetails() {
- return `${appName} is running locally.`;
+ return `${appName} v${version}`;
}
Side-by-side line comparison
Easily compare contracts, code revisions, configuration files, and articles. Visual green (+) and red (-) markers clearly highlight exact line changes.
Total document confidentiality
Compare sensitive code or business documents with peace of mind. All diff calculations run in client-side JavaScript without ever sending data to cloud servers.
How to compare text differences
- Paste the original text in the left text area.
- Paste the modified text in the right text area.
- Differences are calculated and highlighted automatically.
- Use 'Swap Left & Right' to reverse the comparison direction.
Frequently Asked Questions
Is my text uploaded or stored on any server?
No. The diff algorithm is executed completely in your browser memory.
Can I compare source code files?
Yes. The tool preserves indentation, line breaks, and whitespace for comparing code snippets.