Side-by-side comparison · Updated April 2026
| Description | Grammarly is an AI-powered writing assistant designed to enhance writing by offering suggestions for grammar, style, tone, and clarity. Trusted globally by over 70,000 teams and 30 million individuals, it integrates seamlessly with platforms like Slack, Outlook, Notion, and Zendesk. Grammarly ensures data privacy and security, not selling or sharing user data. Organizations witness substantial ROI through productivity boosts, saving costs, and reducing editing hours. | AI Writer is an advanced writing assistant app available on the App Store. It leverages artificial intelligence to help users create high-quality written content in various styles and formats. The app aims to enhance productivity for writers, bloggers, and students by providing suggestions, corrections, and content generation tools. Its features include grammar check, style improvements, and creative text generation based on user input. AI Writer is designed to be user-friendly, making it ideal for anyone needing assistance with writing tasks, from drafting emails to composing lengthy essays. |
| Category | AI Assistant | AI Assistant |
| Rating | No reviews | No reviews |
| Pricing | N/A | N/A |
| Starting Price | N/A | N/A |
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| Tags | AI writing assistantgrammar checkerstyle guidetone detectorclarity improvement | writing assistantcontent generationgrammar checkstyle improvementsAI |
| Features | ||
| AI-powered writing assistant | ||
| Grammar, style, tone, and clarity suggestions | ||
| Integration with Slack, Outlook, Notion, and Zendesk | ||
| Data privacy and security prioritization | ||
| Available on Windows, Mac, iOS, Android, and web browsers | ||
| Significant ROI for enterprises | ||
| Personalized writing suggestions | ||
| Support for style guide adherence | ||
| Trusted by over 70,000 teams and 30 million users | ||
| Testimonials from professionals highlighting productivity improvements | ||
| AI-powered grammar check | ||
| Style improvement suggestions | ||
| Creative text generation | ||
| User-friendly interface | ||
| Support for multiple writing formats | ||
| Customizable writing prompts | ||
| Real-time content suggestions | ||
| Context-aware corrections | ||
| Compatibility with iOS devices | ||
| Advanced language processing | ||
| View Grammarly | View SpellCopy | |
Explore more head-to-head comparisons with Grammarly and SpellCopy.