QuillBot

QuillBot is an AI writing toolkit centered on paraphrasing, with additional tools for grammar checking, summarizing, humanizing text and detecting AI-generated content. It is widely used by students, academics and professionals who need to reword, tighten or condense text.

Key features

• Paraphraser with multiple modes
• Grammar checker
• Summarizer
• AI humanizer
• AI content detector

Pricing

QuillBot has a free plan and paid plans start at $8.33/month (billed annually). Prices checked on the official pricing page in October 2026 and may change.

Who it's for

QuillBot is used by freelancers and SMBs.