Home Text Tools Text Differ / Comparison Tool
Text Tool

Text Differ / Comparison Tool

Compare two texts side by side and highlight every difference — added, removed and changed lines.

🔒 Private⚡ Instant🚫 No login∞ No limits
Switch tool: 🔍 Find & Replace Tool 🔗 Text to Slug Converter 🔗 URL Slug Generator ⚖ Text Differ ⚖ Text Differ / Comparison Tool 🏷 HTML Encoder / Decoder
Original Text
Modified Text
+ Added − Removed = Unchanged

📖How to Use

  1. 1
    Paste original text

    Paste the before version of your text in the left panel.

  2. 2
    Paste modified text

    Paste the after version in the right panel.

  3. 3
    Click Compare

    Hit Compare Texts to see all differences highlighted line by line.

  4. 4
    Read the summary

    The summary shows total lines added, removed and unchanged at a glance.

💡Key Features

FeatureBenefit
Line-by-line diffClear comparison
Added lines (green)New content
Removed lines (red)Deleted content
Change summaryStats at a glance

Frequently Asked Questions

How does the Text Differ work?

It compares two blocks of text line by line and highlights which lines were added (green), removed (red), or unchanged (grey). The summary shows total changes at a glance.

Can I use it to compare code?

Yes — paste any plain text including code, JSON, HTML, CSS, or any line-separated data. The differ works on any text content.

Are both texts kept private?

Yes. Both texts are compared entirely in your browser using JavaScript. Nothing is ever uploaded to a server.

What does the summary show?

The summary shows how many lines were added, how many were removed, and how many are unchanged — giving you a quick overview of how different the two texts are.

Can I compare entire documents?

Yes — paste full articles, documents or code files. There are no size limits. Very large documents may take a second to process.