What does QuillBot Free include?

The fetched Premium page lists paraphrasing up to 125 words in two modes, basic grammar corrections, basic summaries and limited access to some additional tools. Limits vary by surface.

How is the displayed Premium price billed?

The fetched page shows USD $8.33 per month with annual billing selected. That is an annual-subscription rate expressed per month, not a verified month-to-month subscription price.

Can I use Premium across devices?

Yes. The official FAQ says Premium can be used on multiple devices, with a maximum of ten devices at a time. The page lists browser extensions, a Word add-in and desktop and mobile apps.

QuillBot

免费增值

Paraphrasing, grammar checking and summarizing

AI Paraphraser AI Grammar Checker AI Summarizer

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QuillBot 是什么？

QuillBot is a writing and creation platform whose core tools include paraphrasing, grammar checking and summarization. A user can supply existing text, choose the kind of revision needed and compare the suggested wording with the original. The official homepage also lists translation, citation generation, plagiarism checking, AI chat and additional creative tools, broadening the product beyond a single rewriting box.

The writing workflow is most useful when suggestions are reviewed against the intended meaning and audience. Different tools address different stages: a paraphraser changes phrasing, a grammar checker surfaces corrections and a summarizer condenses source material. Browser extensions and applications bring these capabilities into other writing environments. The fetched Premium page distinguishes a limited Free offering from Premium and team administration options. It explicitly notes that usage limits can vary by surface, so broad phrases such as full access should be read together with the applicable tool and device limits rather than treated as a guarantee of unrestricted use everywhere.

核心功能

Paraphrase supplied text with different modes and compare alternative wording against the original meaning.
Use grammar and spelling recommendations to review errors and improve the clarity of a draft.
Summarize source text into a shorter version, with available input limits differing by plan.
Create and format citations, and use the separately listed plagiarism-checking capability where available.
AI Chat and other creation tools support brainstorming and drafting alongside revision of existing material.
Browser extensions, desktop and mobile applications and a Word add-in connect tools to existing writing workflows.

如何使用 QuillBot

1
Choose the revision task
Start with text you want to improve and decide whether it needs rephrasing, error correction or a summary. Choose the corresponding tool instead of asking every tool to perform the same operation.
2
Compare the suggestion
Read the output beside the original passage. Check that names, facts, qualifications and the author’s intended position remain intact before accepting a rewritten sentence or condensed paragraph.
3
Refine the draft
Adjust the mode or wording and combine useful suggestions with your own edits. Use grammar recommendations and citation tools as separate review steps where they are relevant to the document.
4
Use the appropriate surface
Continue in the web workspace or a supported extension or app. Check the tool’s current input and usage limits, especially when moving between a free session, a Premium account and another device.

QuillBot 价格

套餐	价格	周期
Free	$0	per monthLimited paraphrasing, grammar and summaries; usage limits vary by surface.
Premium	$8.33	per monthUSD; billed annually. Expanded access with tool-specific usage limits.

QuillBot 适合谁？

Students revising assignments and checking that summaries and rewritten passages retain the intended meaning.
Professional writers polishing drafts and comparing phrasing before preparing a document for review.
Teams that want writing assistance across browsers, documents and devices with centralized account management.