Grammarly
Grammarly is an AI-powered writing assistant that helps you create clear, mistake-free, and effective communication across all your favorite desktop applications and web-based platforms.
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 | Grammarly | Unicheck |
|---|---|---|
| Website | grammarly.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 | 2009 | 2014 |
| Headquarters | San Francisco, USA | Kyiv, Ukraine |
Overview
Grammarly
Grammarly is your personal AI writing partner that works wherever you do, from emails and documents to social media and messaging apps. It goes far beyond basic spell check by analyzing your tone, clarity, and engagement to ensure your message lands exactly how you intended. You can fix complex grammatical errors, adjust your writing style for different audiences, and even generate entire drafts or outlines using integrated generative AI features.
Whether you are a student polishing an essay, a professional drafting a high-stakes proposal, or a team maintaining a consistent brand voice, the platform provides real-time feedback to improve your communication. It integrates directly into your workflow via browser extensions, desktop apps, and mobile keyboards, making it easy to maintain high writing standards without switching between different tools.
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
Grammarly Features
- Real-time Grammar Check Catch spelling, punctuation, and complex grammatical errors instantly as you type in your browser or desktop apps.
- Tone Detection Understand how your message sounds to readers so you can adjust your delivery to be more professional or friendly.
- Generative AI Assistance Draft content, rewrite paragraphs, and brainstorm ideas quickly using AI prompts tailored to your specific writing goals.
- Clarity Suggestions Identify wordy sentences and passive voice to make your writing more concise and easier for your audience to follow.
- Plagiarism Detection Check your text against billions of web pages and ProQuest databases to ensure your work is original and properly cited.
- Custom Style Guides Create a consistent voice for your entire organization by setting specific rules and terminology for your team to follow.
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
Grammarly Pricing
- Basic writing suggestions
- Spelling and grammar checks
- Punctuation corrections
- Tone detection
- 100 AI prompts per month
- Everything in Free, plus:
- Full-sentence rewrites
- Vocabulary enhancements
- Plagiarism checker
- 1,000 AI prompts per month
- Tone suggestions
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
Grammarly
Pros
- Works across almost every website and app
- Highly accurate grammar and punctuation corrections
- Intuitive interface that stays out of your way
- Tone detector helps prevent communication mishaps
- Generous free version for basic proofreading
Cons
- Premium subscription is relatively expensive
- Occasional lag in very long documents
- AI suggestions sometimes miss specific context
- Plagiarism checker only available in paid tiers
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