QuillBot
Write, design, build, and so much more with AI tools for every task
QuillBot is a suite of AI tools covering writing, originality checks, image creation and PDF work. It offers a free sign-up, and the site advertises a Premium upgrade; plan prices are not listed here. Its tools map to grammar checking, summarizing PDFs, translating text and writing resumes and cover letters, through browser extensions and apps for iOS, Android, macOS and Windows.

What QuillBot does
Rather than a single editor, QuillBot bundles many separate tools under one account. On the writing side there is a paraphraser for rewording text, a grammar and spelling checker, a summarizer, a translator, a resume and cover letter generator and a social media post writer. An AI chat is included for brainstorming and getting answers.
Originality checking is its own group: an AI detector, an AI image detector, a plagiarism checker and a citation generator. PDF work is another. ChatPDF lets you ask questions about a PDF, and further tools edit, merge, split, rotate, reorder and convert PDF files. File converters also cover Word, image, Excel and PowerPoint formats.
The suite reaches into visuals too. You can generate images from text prompts, remove image backgrounds, make changes with an AI image editor and build slide decks with a presentation creator. QuillBot provides extensions for Chrome, Edge, Safari and Word, plus apps for iOS, Android, macOS and Windows. Sign-up is free, with a Premium tier offered as an upgrade.
Features
- Paraphraser to rewrite text
- Grammar and spelling checker
- AI detector and AI image detector
- Plagiarism checker and citation generator
- Text summarizer and translator
- AI chat for brainstorming and answers
- Text-to-image generator, background remover and AI image editor
- Presentation creator for slide decks
- Resume and cover letter generation
- ChatPDF plus PDF edit, merge, split, rotate and convert tools
- File converters for Word, PDF, image, Excel and PowerPoint files
Strengths and limits
Each point comes from the features and plan details above. No point is an opinion.
Strengths
- One account covers paraphrasing, grammar checking, summarizing, translation and resume writing.
- ChatPDF answers questions about a PDF, alongside edit, merge, split and rotate tools.
- Plagiarism checker and citation generator are part of the suite.
- Extensions for Chrome, Edge, Safari and Word, and apps for iOS, Android, macOS and Windows.
What people use QuillBot for
- AI tools to check grammarIts grammar and spelling checker sits beside a paraphraser, so you can fix errors and reword sentences in one place.
- AI tools to summarize PDFsChatPDF lets you ask questions about a PDF, and the text summarizer condenses passages you paste in.
- AI tools to translate documentsA built-in translator converts text, and file converters handle Word and PDF files around it.
- AI tools to write a resumeThe resume and cover letter generator drafts both documents, with the grammar checker available to review them.
QuillBot FAQ
Is QuillBot free to use?
The site advertises a free sign-up, with a Premium upgrade available.
Which platforms does QuillBot support?
It has extensions for Chrome, Edge, Safari and Word, and apps for iOS, Android, macOS and Windows.
Where this listing comes from
Facts were read from these pages on Nov 6, 2026. The description was written from those facts. See the methodology.
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