MacGPT vs Klart AI
Side-by-side comparison · Updated April 2026
| Description | MacGPT is a native macOS app designed to provide quick access to ChatGPT directly from your menu bar. With a single click, users can initiate conversations with one of the leading AI language models. Note, to use MacGPT's native features, users need their own OpenAI API key, which is not included in the purchase. The app supports features like Global, Inline, and conversation mode, but requires macOS Ventura or newer. Updates and additional features are continually being rolled out for enhanced functionality. | ChatGPTServices.app provides a revolutionary Gmail add-on powered by OpenAI's GPT-4 technology. This tool significantly enhances email communication by generating smart email responses, summarizing emails, translating messages in 13 languages, and improving grammar and wording. Additionally, it offers real-time support within Gmail and includes comprehensive text analysis to detect sarcasm, harassment, discrimination, ethical issues, and sensitive topics. |
| Category | ChatGPT Plugin | Email Writing |
| Rating | No reviews | No reviews |
| Pricing | Paid | N/A |
| Starting Price | $20/mo | N/A |
| Plans |
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| Tags | macOSChatGPTmenu barOpenAI API key | GmailemailOpenAIGPT-4communication |
| Features | ||
| Global access to ChatGPT from anywhere on your Mac | ||
| Inline feature for text field integration | ||
| Menu bar access for quick conversation start | ||
| Conversation mode for hands-free chatting | ||
| Latest GPT-4o model support | ||
| Customizable keyboard shortcuts | ||
| One-time payment with free updates | ||
| Supports macOS Monterey, Ventura, and Sonoma | ||
| Compatibility with OpenAI API | ||
| Additional macOS utilities available for enhanced functionality | ||
| Generate Smart Email Responses | ||
| Improve & Enhance Emails | ||
| Quick Email Summaries | ||
| Instant Access to ChatGPT Expertise | ||
| Seamless Translation in 13 Languages | ||
| Comprehensive Text Analysis & Detection | ||
| View MacGPT | View Klart AI | |