GrammarCheck.ai vs iGrammar
GrammarCheck.ai
grammarcheck.aiiGrammar
igrammar.appSide by side
| Figure | GrammarCheck.ai | iGrammar |
|---|---|---|
| Price from | $2.50/mo | $10/mo |
| Free plan | Yes | Yes |
| Free trial | — | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| macOS | — | Yes |
| Linux | Yes | — |
| iOS | Yes | Yes |
| Android | Yes | Yes |
| API | Yes | Yes |
| Plans published | 13 | 2 |
| Spec score · Grammar checkers | 9.2 (#10) | 8.9 (#18) |
| Browser extension | The Chromium extension accepts typed, pasted, uploaded or selected web text and provides grammar, spelling and readability checking. | Yes |
| Desktop app | Yes | Yes |
| Free plan | Yes | Yes |
| Languages | The tool supports English (US, UK, AU, and CA), Spanish, German, French, Portuguese, Italian, and Dutch. | The home page says iGrammar supports 10+ languages, automatic language detection, and region-specific spelling and vocabulary guidance. |
| Mobile app | Yes | Yes |
| Style suggestions | Yes | Yes |
| Support | The site offers contact-form support, live chat and 24/7 priority support on paid plans. | The maker lists [email protected] for questions and support. |
| Trial | The pricing FAQ states that the service does not offer a free trial, but tools can be used for free before upgrading. | The Unlimited plan page offers a 3-day trial. |
| What it does | GrammarCheck.ai checks and corrects grammar, spelling and punctuation using AI, with highlighted mistakes and automatic suggestions. | iGrammar is an AI writing assistant for grammar, spelling, punctuation, rewriting, tone, translation, summarizing, and proofreading. |
Plans
GrammarCheck.ai
- Free PlanFree
- Lite$4 a month
- Pro$7 a month
- Free PlanFree
- Lite Premium$2.50 a month
- Lite Monthly$4 a month
- Pro Premium$4 a month
- API Tester$7 a month
- Pro Monthly$7 a month
- API Basic$10 a month
In their own words
GrammarCheck.ai
GrammarCheck.ai checks grammar, spelling, and punctuation, highlighting mistakes and suggesting replacements; a one-click “Fix All Errors” action is also listed. It supports English variants for the US, UK, Australia, and Canada, as well as Spanish, German, French, Portuguese, Italian, and Dutch. Other listed tools include punctuation checking, paraphrasing, plagiarism checking, AI detection, AI humanizing, and summarizing. The service is available on web, iOS, Android, and Linux, with browser extension, desktop app, and mobile app options. Its free plan allows up to 650 words per submission, while Lite allows 2,000 and Pro 6,000. The plans list $4 a month for Lite and $7 a month for Pro; the pricing note separately says paid plans start at $2.50/mo (annual). The service does not offer a free trial, though tools can be used for free. Guest users can make three submissions per minute. The site identifies students, book authors, bloggers, and non-native English speakers as potential users.
iGrammar
iGrammar is an AI writing assistant for checking and revising text, with tools for grammar, spelling, punctuation, tone, rewriting, translation, summarizing, paraphrasing, and proofreading. It identifies errors such as subject-verb agreement and homophones, and lets users apply corrections individually or together. Other tools include writing analytics and tone adjustment. iGrammar supports 10+ languages, detects language automatically, and offers region-specific spelling and vocabulary guidance. It is available on the web, Android, iOS, and macOS, as well as through an API and browser extension. Listed integrations include Google Docs, Gmail, LinkedIn, X, Slack, Facebook, Instagram, Notion, Google Sheets, Jira, Medium, and ChatGPT. The web checker can be used without signup for grammar checks, rewriting, paraphrasing, and summaries. The Free plan costs nothing and includes 10 free corrections. Unlimited costs $10 a month and includes unlimited corrections and all writing tools; its trial lasts three days. The privacy policy says third-party products may collect error-log data such as device IP address and app configuration.