Certaffy

Feature · Pro

Prove how a draft evolved over time

A PDF timeline of scans, score changes, and overlap with prior uploads — built for appeals and integrity records.

How it works

1

Scan multiple drafts

Each version is stored in your scan history.

2

Compare timelines

See score deltas and self-plagiarism overlap across submissions.

3

Export the pack

Download a single PDF for appeals or advisor meetings.

FAQ

Students building appeal documentation and teachers documenting fair review.

Try it on your own writing

Start free — 3 full highlighted reports, then 1 score-only scan/day up to 800 words. No credit card required.

Start free — no credit card required

Free account: 3 full highlighted reports, then 1 score-only scan/day up to 800 words. No account: 3 score summaries/day up to 2,000 words.