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.
Unicheck
Unicheck is a cloud-based plagiarism prevention software that helps you verify document authenticity and identify similarities across web sources and internal databases to ensure academic and professional integrity.
Quick Comparison
| Feature | QuillBot | Unicheck |
|---|---|---|
| Website | quillbot.com | unicheck.com |
| Pricing Model | Freemium | Subscription |
| Starting Price | Free | $5/month |
| FREE Trial | ✘ No free trial | ✓ 0 days 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 | 2014 |
| Headquarters | Chicago, USA | Kyiv, Ukraine |
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.
Unicheck
Unicheck helps you maintain high standards of original writing by identifying similarities across billions of web pages and educational databases. Whether you are an educator grading student papers or a business professional verifying content, you can upload documents and receive detailed reports in seconds. The platform highlights exact matches and citations, allowing you to distinguish between intentional plagiarism and correctly formatted references.
You can integrate the tool directly into your existing Learning Management System (LMS) like Canvas, Moodle, or Google Classroom to automate the checking process. It supports various file formats and provides a side-by-side comparison view so you can easily verify sources. By focusing on accuracy and speed, it reduces the manual effort required to ensure every piece of work is authentic and properly credited.
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.
Unicheck Features
- Real-time Web Search. Scan your documents against billions of live web pages to find the most up-to-date matches and sources.
- LMS Integration. Connect your plagiarism checker directly to Canvas, Moodle, or Blackboard to automate grading and similarity checks.
- Side-by-Side Comparison. View original text and matching sources simultaneously so you can quickly verify the context of similarities.
- Citation Detection. Identify APA, MLA, and Chicago citations automatically to exclude properly quoted material from your similarity score.
- Bulk Uploading. Upload and check multiple documents at once to save time when managing large classes or projects.
- Interactive Reports. Navigate through color-coded reports that show you exactly where matches occur and which sources they come from.
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
Unicheck Pricing
- Check up to 20 pages
- Real-time web search
- Detailed similarity reports
- 99.9% uptime guarantee
- Support for all file formats
- Everything in 20 Pages, plus:
- Check up to 50 pages
- Bulk document upload
- Google Docs add-on access
- Downloadable PDF reports
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
Unicheck
Pros
- Fast scanning speeds even for long documents
- Highly accurate citation and reference exclusion
- Clean interface that is easy to navigate
- Seamless integration with popular learning platforms
Cons
- No forever-free version for casual users
- Occasional false positives with technical terminology
- Page-based pricing can become expensive quickly