QuillBot
by QuillBot (Course Hero)
AI paraphrasing tool with synonym slider for controlled rewriting. Also offers grammar checking, summarization, and plagiarism detection.
Best for
Students and professionals who need to rephrase existing text. The synonym slider gives precise control over output variation.
Not ideal for
Content creation from scratch, SEO optimization, or team workflows.
Key Features
Pricing
Free
Free
- 125 words/paste
- Standard paraphrase
- 3 synonym options
Premium
$10/mo
- Unlimited words
- 9 paraphrase modes
- Plagiarism checker
- Tone detection
- Summarizer
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