Side-by-side comparison · Updated April 2026
| Description | The ChatGPT Add-in for Outlook is a powerful tool that seamlessly integrates ChatGPT into your Microsoft Outlook experience. It allows users to create custom prompts to guide ChatGPT in generating relevant summaries or highlights based on their needs. The add-in also enables users to process entire emails or specific parts and display the output in separate windows for easy comparison. Users can manage multiple configurations for different emails or scenarios, ensuring customized interactions with each email. Additionally, the tool supports team rollouts and custom versions tailored for specific use cases. | ChatGPT Writer is your personal AI assistant designed to streamline your writing experience across various platforms. Whether you need help with writing emails, fixing grammar, improving writing, or translating text, ChatGPT Writer offers advanced AI features to assist you. It integrates seamlessly with Gmail and supports a wide range of browsers, ensuring that you can easily access its services anytime. It also emphasizes privacy and security with features like data encryption and no third-party sharing. Ideal for individual users, small businesses, and enterprises, ChatGPT Writer offers different plans to cater to your specific needs, including a comprehensive free plan and more advanced paid options. |
| Category | Email Writing | AI Assistant |
| Rating | No reviews | No reviews |
| Pricing | Free | Freemium |
| Starting Price | Free | Free |
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| Tags | ChatGPT Add-inOutlookMicrosoftemailsummary | AI writing assistantGrammar correctionEmail supportTranslationBrowser integration |
| Features | ||
| Integration with Microsoft 365 | ||
| Custom prompts for tailored output | ||
| Email body, subject, and attachment processing | ||
| Separate window for output display | ||
| Automated importance flagging | ||
| Multiple configurations management | ||
| Team rollout and custom version support | ||
| Detailed summaries and highlights generation | ||
| Multiple scenario handling | ||
| Automated email response suggestions | ||
| Email and message writing | ||
| Grammar correction | ||
| Content improvement | ||
| Text translation | ||
| Advanced Gmail integration | ||
| Multiple launch options | ||
| Browser compatibility | ||
| Data encryption and privacy | ||
| Free and paid plans | ||
| Priority support for premium users | ||
| View ChatGPT Outlook Plugin | View ChatGPT Writer | |
Explore more head-to-head comparisons with ChatGPT Outlook Plugin and ChatGPT Writer.