Certaffy

Free tool · Live

Free writing utilities in one place

Jump to the word counter, related text stats, or the free AI detector — no account needed.

How it works

1

Open /tools

Browse the free tools hub from Resources or this card.

2

Pick a utility

Count words or characters, or run a limited AI writing check.

3

Create an account when you need more

Full unlocked reports and history require a free or paid Certaffy account.

FAQ

Word, character, sentence, and paragraph counters, plus the limited public AI detector.

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.

Get startedAll features

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.

Create free accountView pricing