OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
Search AI tools, categories, and leaderboards
Scribbr records 7,530,803 monthly visits with +14.6% month-over-month growth and Freemium pricing. Smart Assistant records 51,713 monthly visits with -8.1% growth and Freemium, Free Trial, Paid pricing.

AI-powered email assistant for Apple Mail, Gmail, and Outlook to boost productivity.
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | scribbr.com | mailbutler.io |
| Pricing Model | Freemium | Freemium, Free Trial, Paid |
| Monthly Visits | 7.53M (7,530,803) | 51.71K (51,713) |
| MoM Traffic Delta | +957.01K (+14.6%) | -4.53K (-8.1%) |
| Primary Market & Share | 🇺🇸 United States (32.1%) | 🇺🇸 United States (29.6%) |
| Direct Visits / mo | 2.47M | 16.89K |
| User Rating | 5 | 5 |
| Supported Platforms | Website | Website |

Scribbr offers proofreading, plagiarism checking, citation generation, and academic resources for students
Purpose-built AI engine for ai writing assistants tasks, delivering fast, accurate, and production-ready results.
Purpose-built AI engine for ai summarizer tasks, delivering fast, accurate, and production-ready results.
Purpose-built AI engine for ai writing tasks, delivering fast, accurate, and production-ready results.
Integrated support for ai detector within the Scribbr workspace to streamline complex workflows.

AI-powered email assistant for Apple Mail, Gmail, and Outlook to boost productivity.
OpenAI's flagship multimodal assistant powered by GPT-6 and GPT-5.6 for reasoning, coding, and deep research.
Enterprise-grade neural machine translation, AI writing refinement, and real-time voice translation across thirty-plus global languages.
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