# ChatGPT vs Grammarly Comparison | | ChatGPT | Grammarly | |---|---|---| | **Star Rating** | 4.6 out of 5 | 4.7 out of 5 | | **Total Reviews** | 2,644 | 13,810 | | **Largest Market Segment** | Small-Business (58.0% of reviews) | Small-Business (52.1% of reviews) | | **Entry Level Price** | No pricing available | No pricing available | --- ## Top Pros & Cons ### ChatGPT Pros: - Ease of Use (796 reviews) - Useful (749 reviews) Cons: - AI Limitations (364 reviews) - Context Understanding (336 reviews) ### Grammarly Pros: - Writing Improvement (1495 reviews) - Accuracy (1229 reviews) Cons: - Inaccuracy (559 reviews) - Incorrect Corrections (474 reviews) --- ## Ratings Comparison | Rating | ChatGPT | Grammarly | |---|---|---| | **Meets Requirements** | 9.0 (2154 reviews) | 9.2 (10471 reviews) | | **Ease of Use** | 9.5 (2239 reviews) | 9.3 (10742 reviews) | | **Ease of Setup** | 9.5 (1770 reviews) | 9.4 (4622 reviews) | | **Ease of Admin** | 9.3 (206 reviews) | 9.3 (2734 reviews) | | **Quality of Support** | 8.4 (1808 reviews) | 9.0 (6798 reviews) | | **Has the product been a good partner in doing business?** | 9.2 (204 reviews) | 9.4 (2689 reviews) | | **Product Direction (% positive)** | 9.1 (2069 reviews) | 9.4 (10741 reviews) | --- ## Pricing ### ChatGPT #### Entry-Level Pricing No pricing available #### Free Trial No information available ### Grammarly #### Entry-Level Pricing No pricing available #### Free Trial Yes --- ## Features Comparison By Category ### AI Chatbots | Product | Score | Reviews | |---|---|---| | **ChatGPT** | 8.6/10 | 1631 | | **Grammarly** | N/A | N/A | #### Core Conversational Capabilities - AI Chatbots | Feature | ChatGPT | Grammarly | |---|---|---| | **Controlled LLM Response Generation** | 9.1 (201 reviews) | Not enough data | | **Context Maintenance Within Sessions** | 8.4 (302 reviews) | Not enough data | | **Natural Language Understanding & Intent Inference** | 9.0 (283 reviews) | Not enough data | #### Data | Feature | ChatGPT | Grammarly | |---|---|---| | **Reliability** | 8.1 (1228 reviews) | Not enough data | | **Data Security** | 8.1 (750 reviews) | Not enough data | #### Interaction | Feature | ChatGPT | Grammarly | |---|---|---| | **Complex Query Handling** | 8.7 (1040 reviews) | Not enough data | | **Natural Conversation** | 8.9 (973 reviews) | Not enough data | | **Understanding** | 8.9 (964 reviews) | Not enough data | | **Context Management** | 8.5 (899 reviews) | Not enough data | | **Customizability** | 8.6 (827 reviews) | Not enough data | #### Task & Flow Management - AI Chatbots | Feature | ChatGPT | Grammarly | |---|---|---| | **Scripted Dialogue & Decision Tree Support** | 8.9 (157 reviews) | Not enough data | | **Fallback Responses for Unknown Queries** | 8.4 (146 reviews) | Not enough data | #### Learning | Feature | ChatGPT | Grammarly | |---|---|---| | **User Interaction Learning** | 8.9 (749 reviews) | Not enough data | | **Error Learning** | 8.1 (731 reviews) | Not enough data | #### Deployment & Embedding - AI Chatbots | Feature | ChatGPT | Grammarly | |---|---|---| | **API Access for Business System Integration** | 8.9 (148 reviews) | Not enough data | | **Web Widget & SDK Embedding** | 8.5 (115 reviews) | Not enough data | #### Content Generation | Feature | ChatGPT | Grammarly | |---|---|---| | **Creativity** | 8.9 (984 reviews) | Not enough data | | **Content Accuracy** | 7.7 (1114 reviews) | Not enough data | #### Admin & Configuration - AI Chatbots | Feature | ChatGPT | Grammarly | |---|---|---| | **No-Code Conversation Design** | 8.9 (136 reviews) | Not enough data | #### System | Feature | ChatGPT | Grammarly | |---|---|---| | **API Flexibility** | 8.5 (678 reviews) | Not enough data | | **Update Frequency and Utility** | 8.6 (723 reviews) | Not enough data | | **Cross-Platform Compatibility ** | 8.6 (694 reviews) | Not enough data | | **Software Integration** | 8.4 (753 reviews) | Not enough data | #### Agentic AI - AI Chatbots | Feature | ChatGPT | Grammarly | |---|---|---| | **Autonomous Task Execution** | 8.3 (297 reviews) | Not enough data | | **Multi-step Planning** | 8.8 (364 reviews) | Not enough data | | **Cross-system Integration** | 8.4 (284 reviews) | Not enough data | | **Adaptive Learning** | 8.6 (293 reviews) | Not enough data | | **Natural Language Interaction** | 8.8 (402 reviews) | Not enough data | | **Proactive Assistance** | 8.5 (296 reviews) | Not enough data | | **Decision Making** | 8.7 (308 reviews) | Not enough data | #### Monitoring & Improvement - AI Chatbots | Feature | ChatGPT | Grammarly | |---|---|---| | **Feedback-Driven Response Optimization** | 8.8 (136 reviews) | Not enough data | #### Reliability & Safety - AI Chatbots | Feature | ChatGPT | Grammarly | |---|---|---| | **Guardrails & Content Controls** | 8.3 (135 reviews) | Not enough data | ### AI Writing Assistant | Product | Score | Reviews | |---|---|---| | **ChatGPT** | N/A | N/A | | **Grammarly** | 8.5/10 | 6958 | #### Grammar | Feature | ChatGPT | Grammarly | |---|---|---| | **Grammar Check** | Not enough data | 9.6 (5543 reviews) | | **Tone Check** | Not enough data | 9.0 (5251 reviews) | | **Sentence Formatting** | Not enough data | 9.2 (5304 reviews) | #### Formatting | Feature | ChatGPT | Grammarly | |---|---|---| | **Plagiarism Check** | Not enough data | 8.3 (4479 reviews) | | **Style Editor** | Not enough data | 8.7 (4795 reviews) | | **Citation Finder** | Not enough data | 7.8 (4106 reviews) | #### Content | Feature | ChatGPT | Grammarly | |---|---|---| | **Idea Recommendation** | Not enough data | 8.5 (4561 reviews) | | **Content Generation** | Not enough data | 8.3 (4328 reviews) | | **Form Generation** | Not enough data | 7.9 (4030 reviews) | #### Product Type | Feature | ChatGPT | Grammarly | |---|---|---| | **Standalone Application** | Not enough data | 8.5 (4369 reviews) | | **Plugin** | Not enough data | 8.7 (4613 reviews) | #### Generative AI | Feature | ChatGPT | Grammarly | |---|---|---| | **AI Text Generation** | Not enough data | 8.1 (3121 reviews) | | **AI Text Summarization** | Not enough data | 8.1 (3075 reviews) | ### Plagiarism Checker | Product | Score | Reviews | |---|---|---| | **ChatGPT** | N/A | N/A | | **Grammarly** | 8.4/10 | 1924 | #### Database Type | Feature | ChatGPT | Grammarly | |---|---|---| | **Custom Database** | Not enough data | 8.2 (1222 reviews) | | **Internet Content** | Not enough data | 8.6 (1295 reviews) | | **Proprietary Database** | Not enough data | 8.2 (1201 reviews) | | **Academic Databases** | Not enough data | 8.2 (1220 reviews) | #### Content Features | Feature | ChatGPT | Grammarly | |---|---|---| | **Private Cloud** | Not enough data | 8.0 (1194 reviews) | | **CMS Integrations** | Not enough data | 8.0 (1174 reviews) | | **Itemized Reporting** | Not enough data | 8.1 (1192 reviews) | | **Real-Time Evaluation** | Not enough data | 8.8 (1313 reviews) | #### Software Type | Feature | ChatGPT | Grammarly | |---|---|---| | **Browser Application** | Not enough data | 8.9 (1363 reviews) | | **Desktop Application** | Not enough data | 8.8 (1338 reviews) | ### Proofreading | Product | Score | Reviews | |---|---|---| | **ChatGPT** | N/A | N/A | | **Grammarly** | 8.4/10 | 9070 | #### Grammar Tools | Feature | ChatGPT | Grammarly | |---|---|---| | **Vocabulary Recommendations** | Not enough data | 8.9 (7603 reviews) | | **Sentence Rephrasing** | Not enough data | 8.8 (7708 reviews) | | **Dictionary** | Not enough data | 8.8 (7295 reviews) | #### Writing Support | Feature | ChatGPT | Grammarly | |---|---|---| | **Text Reader** | Not enough data | 8.2 (6606 reviews) | | **Machine Translation** | Not enough data | 7.7 (5937 reviews) | | **Custom Style Guides** | Not enough data | 8.2 (6436 reviews) | | **Reporting** | Not enough data | 8.2 (6246 reviews) | #### Software Availability | Feature | ChatGPT | Grammarly | |---|---|---| | **Word Processor** | Not enough data | 8.8 (6910 reviews) | | **Integrations** | Not enough data | 8.5 (6782 reviews) | | **Browser Plug-In** | Not enough data | 8.8 (7212 reviews) | #### Generative AI | Feature | ChatGPT | Grammarly | |---|---|---| | **AI Text Generation** | Not enough data | 7.8 (4998 reviews) | | **AI Text-to-Speech** | Not enough data | Feature Not Available | | **AI Text Summarization** | Not enough data | 7.8 (4952 reviews) | ### AI Code Generation | Product | Score | Reviews | |---|---|---| | **ChatGPT** | 8.8/10 | 459 | | **Grammarly** | N/A | N/A | #### Functionality | Feature | ChatGPT | Grammarly | |---|---|---| | **Accuracy** | 8.4 (378 reviews) | Not enough data | | **Input processing** | 8.9 (354 reviews) | Not enough data | | **Interface** | 9.4 (366 reviews) | Not enough data | | **Code quality** | 8.7 (360 reviews) | Not enough data | #### Support | Feature | ChatGPT | Grammarly | |---|---|---| | **Community** | 8.4 (322 reviews) | Not enough data | | **Update schedule** | 8.6 (320 reviews) | Not enough data | | **Documentation** | 8.7 (332 reviews) | Not enough data | #### Agentic AI - AI Code Generation | Feature | ChatGPT | Grammarly | |---|---|---| | **Cross-system Integration** | 8.5 (98 reviews) | Not enough data | | **Adaptive Learning** | 9.0 (102 reviews) | Not enough data | | **Natural Language Interaction** | 9.2 (109 reviews) | Not enough data | | **Proactive Assistance** | 8.7 (95 reviews) | Not enough data | | **Decision Making** | 8.9 (109 reviews) | Not enough data | ### Large Language Models (LLMs) | Product | Score | Reviews | |---|---|---| | **ChatGPT** | 8.3/10 | 359 | | **Grammarly** | N/A | N/A | #### Performance | Feature | ChatGPT | Grammarly | |---|---|---| | **Quality of Responses** | 8.7 (303 reviews) | Not enough data | | **Contextual Understanding** | 8.6 (281 reviews) | Not enough data | | **Efficiency in Multi-turn Conversations** | 8.1 (263 reviews) | Not enough data | | **Response Generation Speed** | 8.7 (287 reviews) | Not enough data | | **Domain Adaptability** | 8.6 (266 reviews) | Not enough data | #### Usability | Feature | ChatGPT | Grammarly | |---|---|---| | **Integration Ease** | 8.7 (242 reviews) | Not enough data | | **API User-Friendliness** | 8.5 (231 reviews) | Not enough data | | **Customization Flexibility** | 8.4 (242 reviews) | Not enough data | | **Quality of Documentation** | 8.4 (247 reviews) | Not enough data | | **Support Effectiveness** | 8.0 (236 reviews) | Not enough data | #### Ethics & Compliance | Feature | ChatGPT | Grammarly | |---|---|---| | **Bias Mitigation** | 7.8 (224 reviews) | Not enough data | | **Data Privacy Protection** | 7.5 (232 reviews) | Not enough data | | **Content Moderation** | 8.3 (237 reviews) | Not enough data | | **Transparency and Explainability** | 8.2 (233 reviews) | Not enough data | | **Ethical Guidelines Adherence** | 8.3 (227 reviews) | Not enough data | #### Generative AI - Large Language Models (LLMs) | Feature | ChatGPT | Grammarly | |---|---|---| | **Text Generation** | 9.5 (122 reviews) | Not enough data | | **Text-to-Speech** | 8.8 (67 reviews) | Not enough data | | **Text-to-Image** | 8.3 (90 reviews) | Not enough data | | **Text-to-Music** | 7.0 (55 reviews) | Not enough data | | **Text-to-3D** | 7.1 (54 reviews) | Not enough data | | **Text-to-Video** | 6.7 (58 reviews) | Not enough data | | **Text Summarization** | 9.4 (100 reviews) | Not enough data | | **Image-to-Text** | 9.1 (76 reviews) | Not enough data | ### Enterprise AI Chatbots | Product | Score | Reviews | |---|---|---| | **ChatGPT** | N/A | N/A | | **Grammarly** | N/A | N/A | #### AI & Conversational Intelligence - Enterprise AI Chatbots | Feature | ChatGPT | Grammarly | |---|---|---| | **Retrieval-Augmented Generation (RAG)** | Not enough data | Not enough data | | **Natural Language Understanding** | Not enough data | Not enough data | | **Multi-Turn Conversations** | Not enough data | Not enough data | | **Contextual Response Generation** | Not enough data | Not enough data | #### Knowledge & Data Integration - Enterprise AI Chatbots | Feature | ChatGPT | Grammarly | |---|---|---| | **Real-Time Data Retrieval** | Not enough data | Not enough data | | **API & Custom Data Connectors** | Not enough data | Not enough data | | **Knowledge Base Integrations** | Not enough data | Not enough data | | **CRM & ERP Integrations** | Not enough data | Not enough data | #### Security, Governance & Compliance - Enterprise AI Chatbots | Feature | ChatGPT | Grammarly | |---|---|---| | **Audit Logging** | Not enough data | Not enough data | | **Role-Based Access Controls** | Not enough data | Not enough data | | **Data Residency Controls** | Not enough data | Not enough data | | **Response Guardrails** | Not enough data | Not enough data | #### Administration & Deployment - Enterprise AI Chatbots | Feature | ChatGPT | Grammarly | |---|---|---| | **Workflow Automation** | Not enough data | Not enough data | | **Escalation Workflows** | Not enough data | Not enough data | | **Conversation Analytics** | Not enough data | Not enough data | | **Multi-Channel Deployment** | Not enough data | Not enough data | ### Agentic AI Browser | Product | Score | Reviews | |---|---|---| | **ChatGPT** | 10.0/10 | 9 | | **Grammarly** | N/A | N/A | #### Generative AI - Agentic AI Browser | Feature | ChatGPT | Grammarly | |---|---|---| | **Natural Language Interaction** | 10.0 (5 reviews) | Not enough data | | **Proactive Assistance** | Not enough data | Not enough data | | **AI Summarization** | Not enough data | Not enough data | #### Agentic AI - Agentic AI Browser | Feature | ChatGPT | Grammarly | |---|---|---| | **Policy Enforcement and Governance** | Not enough data | Not enough data | | **Workflow Automation** | Not enough data | Not enough data | | **Data Extraction** | Not enough data | Not enough data | | **Autonomous Task Execution** | Not enough data | Not enough data | | **Privacy and Security** | Not enough data | Not enough data | --- ## Categories **Unique to ChatGPT (5):** [AI Code Generation Software](https://www.g2.com/categories/ai-code-generation), [AI Chatbots Software](https://www.g2.com/categories/ai-chatbots), [Large Language Models (LLMs) Software](https://www.g2.com/categories/large-language-models-llms), [Agentic AI Browser Software](https://www.g2.com/categories/agentic-ai-browser), [Enterprise AI Chatbots Software](https://www.g2.com/categories/enterprise-ai-chatbots) **Unique to Grammarly (3):** [AI Writing Assistants](https://www.g2.com/categories/ai-writing-assistant), [Plagiarism Checker Software](https://www.g2.com/categories/plagiarism-checker), [Proofreading Software](https://www.g2.com/categories/proofreading) --- ## Reviewer Demographics ### By Company Size | Segment | ChatGPT | Grammarly | |---|---|---| | **Small-Business** | 58.0% | 52.1% | | **Mid-Market** | 28.9% | 35.7% | | **Enterprise** | 13.1% | 12.3% | ### By Industry #### ChatGPT - **Information Technology and Services:** 14.2% - **Computer Software:** 13.8% - **Marketing and Advertising:** 8.5% - **Higher Education:** 3.5% - **Education Management:** 3.4% - **Consulting:** 3.2% - **Financial Services:** 3.2% - **Computer & Network Security:** 2.5% - **Staffing and Recruiting:** 1.9% - **Accounting:** 1.8% - **Other:** 44.1% #### Grammarly - **Non-Profit Organization Management:** 11.9% - **Marketing and Advertising:** 8.0% - **Computer Software:** 7.7% - **Information Technology and Services:** 7.4% - **Higher Education:** 4.6% - **Education Management:** 3.9% - **Financial Services:** 3.1% - **Primary/Secondary Education:** 2.6% - **Consulting:** 2.4% - **Hospital & Health Care:** 2.3% - **Other:** 46.1% --- ## Alternatives ### Alternatives to ChatGPT - [Gemini](https://www.g2.com/products/google-gemini/reviews) — 4.4/5 stars (489 reviews) - [TESS AI](https://www.g2.com/products/tess-ai/reviews) — 4.7/5 stars (493 reviews) - [GitHub Copilot](https://www.g2.com/products/github-copilot/reviews) — 4.5/5 stars (349 reviews) - [Claude](https://www.g2.com/products/claude-2025-12-11/reviews) — 4.6/5 stars (350 reviews) - [Perplexity](https://www.g2.com/products/perplexity/reviews) — 4.4/5 stars (307 reviews) - [1min.AI](https://www.g2.com/products/1min-ai/reviews) — 4.5/5 stars (898 reviews) - [Replit](https://www.g2.com/products/replit/reviews) — 4.5/5 stars (363 reviews) - [Simplified](https://www.g2.com/products/simplified/reviews) — 4.6/5 stars (5007 reviews) - [Notion](https://www.g2.com/products/notion/reviews) — 4.6/5 stars (12026 reviews) - [Tidio](https://www.g2.com/products/tidio/reviews) — 4.6/5 stars (1906 reviews) ### Alternatives to Grammarly - [ProWritingAid](https://www.g2.com/products/prowritingaid/reviews) — 4.5/5 stars (48 reviews) - [Writesonic](https://www.g2.com/products/writesonic/reviews) — 4.7/5 stars (2114 reviews) - [Jasper](https://www.g2.com/products/jasper-ai/reviews) — 4.7/5 stars (1270 reviews) - [Rytr](https://www.g2.com/products/rytr/reviews) — 4.7/5 stars (819 reviews) - [Semrush](https://www.g2.com/products/semrush/reviews) — 4.4/5 stars (3977 reviews) - [Pepper](https://www.g2.com/products/pepper-content-pepper/reviews) — 4.6/5 stars (496 reviews) - [Anyword](https://www.g2.com/products/anyword/reviews) — 4.8/5 stars (1227 reviews) - [Wordtune](https://www.g2.com/products/ai21labs-wordtune/reviews) — 4.6/5 stars (200 reviews) - [Simplified](https://www.g2.com/products/simplified/reviews) — 4.6/5 stars (5007 reviews) - [Notion](https://www.g2.com/products/notion/reviews) — 4.6/5 stars (12026 reviews) --- ## Top Discussions ### ChatGPT - Title: [🧠 Is AI Weakening Human Critical Thinking? Let’s Talk.](https://www.g2.com/discussions/is-ai-weakening-human-critical-thinking-let-s-talk) — 8 comments, 4 upvotes > **Top comment:** "Yes, as long as the user is not evaluating and sutdying the output, AI is weaking the critical thinking." - Title: [GPT-4.5 What is your opinion?](https://www.g2.com/discussions/gpt-4-5-what-is-your-opinion) — 6 comments, 2 upvotes > **Top comment:** "I love using ChatGPT. I has help me lots if times to solve problems. " - Title: [How do you keep ChatGPT neutral and useful for academic research and analysis?](https://www.g2.com/discussions/how-do-you-keep-chatgpt-neutral-and-useful-for-academic-research-and-analysis) — 1 comment, 1 upvote > **Top comment:** "To keep ChatGPT neutral and useful for academic research, I treat it as a supplementary tool rather than a primary source. I use it to brainstorm ideas,..." ### Grammarly - Title: [How the readability score in Grammarly calculated? And what does it means?](https://www.g2.com/discussions/how-the-readability-score-in-grammarly-calculated-and-what-does-it-means) — 98 comments, 3 upvotes > **Top comment:** "Grammarly's readability score is based on the average length of sentences and words in your document, using a formula known as the Flesch reading ease test...." - Title: [What are the benefits of using Grammarly Business for maintaining professionalism and clarity in business communication?](https://www.g2.com/discussions/what-are-the-benefits-of-using-grammarly-business-for-maintaining-professionalism-and-clarity-in-business-communication) — 17 comments, 4 upvotes > **Top comment:** "It helps with ensuring that your correspondence is precise and written with clarity." - Title: [Is it possible to install it on all apps including powerpoint and browsers?](https://www.g2.com/discussions/is-it-possible-to-install-it-on-all-apps-including-powerpoint-and-browsers) — 12 comments, 1 upvote > **Top comment:** "When you download the correct extensions, it should work with many of your apps. It doesn't apply to all of them, however - excel for example - but it's..." - Title: [What is Grammarly Business used for?](https://www.g2.com/discussions/what-is-grammarly-business-used-for) — 5 comments, 7 upvotes > **Top comment:** "In writing effective emails with right tone and no mistakes!" - Title: [What is the business model of Grammarly?](https://www.g2.com/discussions/what-is-the-business-model-of-grammarly) — 4 comments, 2 upvotes > **Top comment:** "Grammarly's business model revolves around providing a premium grammar and spell-checking service for individuals, teams, and enterprise customers. The..." --- **Source:** [G2.com](https://www.g2.com) | [Comparison Page](https://www.g2.com/compare/chatgpt-vs-grammarly)