Text Diff for Engineers
The submittal is due to the client by 5 PM and the 150 MB drawing set will not upload. If you work as one of the engineers, you have been there. Confileo's Text Diff tool highlights every difference between two pieces of text — free, in your browser, with your files deleted automatically the moment you are done.
Start Using Text Diff NowWhy Engineers use Text Diff
Day to day, engineers handle technical drawings, CAD exports, specifications, inspection reports, datasheets and project submittals — exactly the kind of files this tool is built for.
- Combining drawings, specs and calculations into one numbered submittal package.
- Compressing large CAD-export PDFs so they pass the project portal limit.
- Flattening markups and stamps so the approved revision cannot be changed.
- Converting between PDF and editable formats without corrupting drawing scale.
How to text diff in 3 steps
- 1Paste the original text on one side.
- 2Paste the new version on the other.
- 3See every addition and deletion highlighted instantly.
Built for the way engineers work
- ✓Handles large, drawing-heavy files without choking or downsampling detail.
- ✓Flattening locks the approved revision so site copies stay authoritative.
- ✓No install on locked-down corporate machines — runs in the browser.
Text Diff — Frequently asked questions
Is Text Diff free for engineers?
Yes. Handles large, drawing-heavy files without choking or downsampling detail. There is no signup, no trial and no watermark on your files.
What kind of files can engineers use Text Diff for?
Text Diff works with the documents engineers handle every day — technical drawings, CAD exports, specifications, inspection reports, datasheets and project submittals. A common case: Combining drawings, specs and calculations into one numbered submittal package.
Can it compare long documents?
Yes. Paste large blocks of text and every change is highlighted line by line.
Is my text uploaded anywhere?
No. The comparison runs in your browser; nothing is sent to a server.
How do I compare two versions of a text or document?
Paste the original on one side and the new version on the other, and every addition and deletion is highlighted instantly.
Does it highlight small changes like a word or symbol?
Yes. Differences are highlighted line by line, including the smallest edits between the two texts.
What is text comparison used for?
Reviewing contracts before and after edits, tracking changes in code or articles, and confirming differences between versions.
Can it compare code or formatted text?
Yes. Paste plain text or code and the line-by-line diff shows exactly what changed.