Diff Checker - Online Text Comparison Tool
Diff checker is an online tool to compare text and highlight differences. This online diff checker compares two text character by character and highlight the differences in near real-time. Users can upload text files or simply paste the text directly into the tool to see diffs.
Diff Checker Key Features
With a lots of features designed to make text comparison easier, here’s what makes our diff checker tool stand out:
1. Near Real-Time Diff Checks
Experience the power of real-time comparison as our tool highlights differences as soon as you type or paste text. No delays, just instant insights that help you keep track of every single edit.
2. Character-by-Character Comparison
For precise changes, our default setting highlights differences character by character. This is ideal for spotting subtle edits like punctuation changes or minor code modifications.
3. Flexible Context Lines
To make large comparisons easier, only five lines around the changes are shown by default. This collapsible context can be expanded as needed, or you can choose to expand all lines for a complete view of your text.
4. View Modes
Switch between split view (side-by-side) or unified view (line-by-line) depending on your preference. Split view is great for spotting differences at a glance, while unified view gives a continuous reading experience.
5. Save Diffs in Browser
Save up to 10 diffs directly in your browser’s local storage, allowing you to revisit previous comparisons without reloading files. Your data remains private, saved only in your device. Note: This feature will not be available in mobile browsers.
6. Share Diffs as URLs
Need to share the comparison with a colleague? Our tool compresses diffs inputs using GZIP and generates a unique URL with data. Simply share this link, and anyone with it can view the diff—no data uploads required.
How to use our Diff Checker tool?
- Paste or type the original text and changed you want to compare.
- You will see the difference highlighted below as type or paste.
- Optionally, you can save the diffs in the browser for future references.
- Optionally, you can also share the entire diff as URL, the url will contains the compressed version of your input text.
Is it free to use?
Absolutely free for personal and commercial use. No strings attached.
Data Privacy and Safety
All diff computations happens within your browser. No data is transferred to server.