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QuillBot

Rank
Score
127/149
31 out of 100

QuillBot is an AI writing tool, developed in 2017, that uses artificial intelligence to rewrite and paraphrase text. It was acquired in 2021 by Course Hero, an education technology company based in Redwood City, California, that now operates as part of Learneo.

Is QuillBot Paraphraser safe?

QuillBot Paraphraser scores 31 out of 100 and ranks 127 of 149, and the rating is low confidence. Its strongest category is Privacy, and its weakest category is Security.

How is QuillBot Paraphraser scored?

QuillBot Paraphraser is scored out of 100 on Safety (25%), Transparency (25%), Security (25%), and Privacy (25%). See how we score.

What they say (policy)25
What others found (practice)No outside evidence yet

What they say (policy)0
What others found (practice)No outside evidence yet

What they say (policy)0
What others found (practice)No outside evidence yet

What they say (policy)75
What others found (practice)No outside evidence yet

Score history

Newest first. Only days when the score changed are listed.

  • 2 Nov 2026

    Score 31

    Method 2 Nov 2026

    +3 · Method update and new evidence

  • 23 Oct 2026

    Score 28

    Method 21 Oct 2026

    +3 · Data fix

  • 20 Oct 2026

    Score 25

    Method Not recorded

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