QuillBot
QuillBot is an AI-powered writing platform that helps you paraphrase text, check for grammar errors, detect plagiarism, and summarize long documents to improve your overall writing clarity.
Turnitin
Turnitin is a comprehensive academic integrity platform providing automated plagiarism detection, AI writing analysis, and grading tools to help educators and students maintain original work and improve writing skills.
Quick Comparison
| Feature | QuillBot | Turnitin |
|---|---|---|
| Website | quillbot.com | turnitin.com |
| Pricing Model | Freemium | Custom |
| Starting Price | Free | Custom Pricing |
| FREE Trial | ✘ No free trial | ✘ No free trial |
| Free Plan | ✓ Has free plan | ✘ No free plan |
| Product Demo | ✓ Request demo here | ✓ Request demo here |
| Deployment | ||
| Integrations | ||
| Target Users | ||
| Target Industries | ||
| Customer Count | 0 | 0 |
| Founded Year | 2017 | 1998 |
| Headquarters | Chicago, USA | Oakland, USA |
Overview
QuillBot
QuillBot is an all-in-one writing hub designed to help you polish your emails, essays, and reports instantly. Instead of struggling with word choice, you can use the paraphrasing tool to rewrite sentences in different tones—ranging from formal to creative—while maintaining your original meaning. It acts as a second set of eyes, catching complex grammar mistakes that basic spellcheckers often miss.
You can also save hours of reading by using the summarizer to condense long articles into key bullet points. Whether you are a student drafting a thesis, a professional refining a pitch, or a non-native speaker building confidence, the platform provides the tools to express your ideas clearly. It integrates directly into your existing workflow through browser extensions and word processor add-ins.
Turnitin
Turnitin helps you maintain academic integrity by comparing student submissions against a massive database of web pages, journals, and previous papers. You can instantly identify unoriginal content and generate detailed similarity reports that highlight exactly where matches occur. Beyond simple detection, the platform provides tools for providing feedback, allowing you to leave voice comments or use drag-and-drop rubrics to grade assignments more efficiently.
You can also address modern challenges like AI-generated content with specialized detection capabilities that distinguish between human and machine-written text. Whether you are an instructor at a small school or an administrator at a large university, the software integrates directly into your existing learning management system. It streamlines the entire submission and grading process while ensuring that every student's work remains authentic and properly cited.
Overview
QuillBot Features
- AI Paraphraser Rewrite any sentence or paragraph instantly using different modes to change the tone and style of your writing.
- Grammar Checker Fix punctuation, spelling, and complex grammatical errors with one click to ensure your work is error-free.
- Plagiarism Checker Scan your documents against billions of pages to ensure your content is original and properly cited.
- Summarizer Tool Condense long articles, papers, or documents into concise paragraphs or key bullet points to save reading time.
- Citation Generator Create accurate citations in APA, MLA, and Chicago styles quickly for your research papers and projects.
- Co-Writer Workspace Draft your content in an all-in-one editor that combines paraphrasing, research, and grammar checking in one view.
Turnitin Features
- Similarity Report. Compare student work against billions of web pages and proprietary archives to identify potential plagiarism with color-coded highlights.
- AI Writing Detection. Identify when students use AI writing tools like ChatGPT to generate assignments with a specialized probability score.
- Feedback Studio. Leave time-saving voice comments and use drag-and-drop marks to provide students with clear, actionable writing guidance.
- Gradescope Integration. Grade paper-based exams and digital assignments faster using AI-assisted grouping for similar student answers.
- Draft Coach. Give your students the power to check their own work for citations and similarity before they submit the final version.
- LMS Integration. Connect your existing tools like Canvas, Moodle, or Blackboard to manage assignments without leaving your primary dashboard.
Pricing Comparison
QuillBot Pricing
- 125 word limit in Paraphraser
- Standard and Fluency modes
- Limited Synonym Slider use
- 1,200 word limit in Summarizer
- Unlimited Grammar Checker use
- Everything in Free, plus:
- Unlimited words in Paraphraser
- 8 pre-defined writing modes
- Full Synonym Slider access
- Plagiarism Checker (20 pages/month)
- Tone insights and formal rewrites
Turnitin Pricing
Pros & Cons
QuillBot
Pros
- Intuitive interface makes rewriting sentences incredibly fast
- Generous free version covers basic proofreading needs
- Browser extensions work smoothly across most websites
- Summarizer tool effectively identifies core document themes
Cons
- Plagiarism checker is limited even on premium
- AI suggestions occasionally require manual fact-checking
- Free version has strict character limits per use
Turnitin
Pros
- Massive database provides highly accurate similarity matches
- Integrates seamlessly with most major learning management systems
- AI detection helps address modern academic integrity challenges
- Saves significant time during the grading and feedback process
Cons
- Occasional false positives require manual instructor review
- Pricing is not transparent for individual or small users
- Learning curve for setting up complex grading rubrics