Text Diff for Students
It is 11:50 PM, the submission closes at midnight, and the portal rejects your 40 MB project file. If you work as one of the students, 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 Students use Text Diff
Day to day, students handle lecture notes, research papers, assignment PDFs, scanned textbooks, thesis chapters and study guides — exactly the kind of files this tool is built for.
- Submitting assignments before a deadline when the upload portal only accepts one PDF under a strict size limit.
- Combining scattered lecture slides, handwritten notes and readings into one revision file.
- Sharing heavy scanned textbooks with classmates over slow campus Wi-Fi or messaging apps.
- Working from a phone or a shared library computer with no software installed.
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 students work
- ✓No software to install — works on lab computers, Chromebooks and phones.
- ✓Free forever, because a student budget should not include document tools.
- ✓Files are deleted automatically, so private grades and ID scans stay private.
Text Diff — Frequently asked questions
Is Text Diff free for students?
Yes. No software to install — works on lab computers, Chromebooks and phones. There is no signup, no trial and no watermark on your files.
What kind of files can students use Text Diff for?
Text Diff works with the documents students handle every day — lecture notes, research papers, assignment PDFs, scanned textbooks, thesis chapters and study guides. A common case: Submitting assignments before a deadline when the upload portal only accepts one PDF under a strict size limit.
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.