QuillBot
Best value for students and writers who mainly rework, summarize, and cite existing text rather than write from scratch. Its plagiarism checker caps at 20 pages a month, and creative rewrite modes can trip AI detectors.
What it is
QuillBot is an AI writing suite built around a paraphrasing tool, with a summarizer, grammar checker, citation generator, and plagiarism checker layered around it. It is popular with students for reworking and rephrasing text at a low price. It refines existing content rather than generating from scratch, and creative rewrite modes can trigger AI detectors.
Categories
Good for
Newsletter writers, Course creators
Frequently asked questions
How much does QuillBot cost?
QuillBot has a generous free tier, with Premium from about $8.33 per month on annual billing ($19.95 monthly). It is cheaper than Grammarly Pro for the tools included.
Is QuillBot free?
Yes. The free tier includes basic paraphrasing modes and a fully free AI detector, enough for occasional use before upgrading.
What is QuillBot best at?
Paraphrasing and summarizing. It reworks existing text, summarizes sources, and generates citations, which makes it a favourite for academic work.
How does QuillBot compare to Wordtune?
QuillBot offers a broader suite including summarizer and citations, while Wordtune focuses purely on sentence rewrites with more style variety.
What is the biggest downside of QuillBot?
Its plagiarism checker caps at 20 pages a month even on Premium, and creative rewrite modes can be flagged by AI detectors like Turnitin.