Mailbutler Smart Assistant

Input—per 1M tokens

Output—per 1M tokens

Context—tokens

WeightsClosed

About

Mailbutler Smart Assistant is ranked #9 of 143 in email clients on Inferse, made by Mailbutler Smart Assistant (Berlin, Germany). It runs on Android, Browser extension, iOS, Linux, macOS, Web, Windows. There is a free plan. A free trial is offered. Paid plans start at $7/mo.

Compared on email clients

Free plan: Yesmailbutler.io
Paid from: $4/user/momailbutler.io
Inbox triage: Yesmailbutler.io
AI reply drafting: Yesmailbutler.io
Automatic sending: Nomailbutler.io
Thread summaries: Yesmailbutler.io
Follow-up actions: Yesmailbutler.io

Facts

Free plan: Yesmailbutler.io · 19 Sept 2026
Paid from: 4mailbutler.io · 19 Sept 2026
Product: Mailbutler presents Smart Assistant as an AI email assistant for Apple Mail, Gmail, and Outlook.mailbutler.io · 29 Sept 2026
Compose and reply: It drafts emails from keywords and generates replies, with an option to supply details for the response.mailbutler.io · 29 Sept 2026
Writing controls: Its tuning option lets users adjust generated text’s format, length, style, tone, and language.mailbutler.io · 29 Sept 2026
Summaries and tasks: It summarizes selected emails and finds to-dos that users can add to Mailbutler Tasks.mailbutler.io · 29 Sept 2026
Improve drafts: Smart Improve suggests spelling and grammar improvements for a written email.mailbutler.io · 29 Sept 2026
AI model: The product page says Smart Assistant uses OpenAI GPT-4o.mailbutler.io · 29 Sept 2026
Email clients: The assistant works with Apple Mail, Microsoft Outlook, and Gmail.mailbutler.io · 29 Sept 2026
Integrations: Mail Merge can use Apple, Google, or Outlook Contacts, HubSpot or Salesforce, and CSV data; CRM tracking sync is listed for HubSpot and Salesforce.mailbutler.io · 29 Sept 2026
Plan requirement: Smart Assistant is included in the 14-day trial and requires a Smart or Business subscription afterward.mailbutler.io · 29 Sept 2026
Security: Mailbutler says it is ISO/IEC 27001 certified and GDPR compliant, and that backend data is encrypted.mailbutler.io · 29 Sept 2026
AI data processing: Mailbutler’s GDPR page says email body and subject are processed by Microsoft Azure OpenAI Service in the EU for Smart Assistant, with personal data redacted before submission to the underlying model.mailbutler.io · 29 Sept 2026
Support: Mailbutler says its customer support team answers queries 24/7 and provides a Support Center.mailbutler.io · 29 Sept 2026
Compatibility limits: Mailbutler lists Apple Mail support on macOS Tahoe, Sequoia, Sonoma, and Ventura; Gmail support on macOS, Windows, and Linux; and mobile apps for iOS 15 or later and Android 7 or later.help.mailbutler.io · 29 Sept 2026