Mailbutler

Real-time email open/click tracking extension

Email Tracking APIs
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What is Mailbutler?

An email extension for Apple Mail, Microsoft Outlook, and Gmail designed to help professionals and teams manage emails better with real-time email open and link-click tracking, templates, signatures, and collaboration features.

Key features

Email Tracking

Real-time tracking of when emails are opened and links are clicked, with instant desktop and mobile notifications. Includes per-recipient tracking showing who opened, time, location, and device used.

Smart Assistant

AI-powered tool that composes messages based on keywords, summarizes emails instantly, suggests follow-up reminders, and can draft replies. Available on Smart and higher plans.

Send Later Scheduling

Schedule emails for future delivery and email snoozing to manage inbox workflow.

Mail Merge

Send personalized emails with placeholders filled from contacts or CSV files. Available on Professional and higher plans.

Email Signatures

Pre-designed or custom HTML signatures with call-to-action buttons, images, videos, and social links. Shareable across teams with locked fields.

Collaboration Tools

Email assignments, shared notes, tasks linked to emails, tags for organization, and team collaboration on shared inboxes.

CRM Integration

Automatic sync of tracking events (opens, clicks, location, device) to HubSpot and Salesforce. Available on Business plan.

Smart Follow-ups

Analyzes opens, link clicks, and engagement patterns to identify emails needing follow-up with urgency labeling.

Mailbutler pricing

Free 14-day trial of all features requires no credit card. After trial, automatically switches to free Starter plan with visible watermark on sent emails. Yearly billing offers up to 25% discount compared to monthly.

PlanPriceWhat's included
Starter (Free)$0/monthBasic open and link tracking, real-time notifications, email signatures with visible Mailbutler watermark
Starter (Paid)$4/month (yearly) or $5/month (monthly)Basic tracking, signatures, team collaboration, email snoozing, no watermark
Professional$7/month (yearly) or $9/month (monthly)Everything in Starter plus email templates, mail merge, task management, notes, per-recipient tracking
Smart$11/month (yearly) or $14/month (monthly)Everything in Professional plus AI Smart Assistant, full open history, CRM sync capability, custom tracking subdomain, advanced automations
Business$24/month (yearly) or $32/month (monthly)Everything in Smart plus HubSpot and Salesforce tracking sync, custom tracking subdomain, IP exclusion, UTM link personalization, dynamic signature content

Pros & cons

Pros

  • + Real-time email open and link-click tracking is the standout feature for accountability and follow-up timing
  • + Works seamlessly inside native email clients (Apple Mail, Gmail, Outlook) without replacing them
  • + 14-day free trial includes all features with no credit card required
  • + AI-powered email writing and summarization assistance
  • + Fast and responsive customer support team
  • + Broad consolidated feature set (tracking, scheduling, signatures, collaboration, templates)
  • + Per-recipient tracking shows granular engagement data
  • + ISO/IEC certified security and compliance
  • + Instant notifications for opens and clicks

Cons

  • − Subscription pricing considered high for solo and small-business users
  • − Key features like advanced tracking and AI are limited to higher pricing tiers
  • − Free tier displays visible Mailbutler watermark on all sent emails
  • − Email tracking may not work with all recipient servers or mail providers
  • − Stability and reliability issues reported after macOS updates and occasional glitches
  • − iOS and iPadOS versions lack full tracking capabilities
  • − Multiple pricing tiers can feel overwhelming with unclear feature boundaries
  • − Custom signatures and mail merge require Professional plan or higher
  • − Some recipients' email servers strip tracking ability

Who is Mailbutler best for?

  • • Sales professionals and teams needing email accountability
  • • Small business owners and solopreneurs
  • • Freelancers managing client communication
  • • Teams requiring shared inbox collaboration
  • • Users who compose emails outside business hours (via Send Later)
  • • Communication teams tracking customer engagement

Frequently asked questions

How does email tracking work?

Send a tracked email as usual. Mailbutler automatically tracks opens and link clicks with real-time notifications. Self-tracking prevention is enabled by default so opening your own sent emails won't affect results. Per-recipient tracking shows who opened it, when, location, and device.

Why might tracking not work?

Apple Mail Privacy Protection masks recipient IP addresses, preventing location and device visibility. Some recipients' servers strip tracking ability or prevent emails from large recipient lists.

What do I get with the free plan?

Free Starter tier includes basic open and link tracking, real-time notifications, email signatures and team sharing, but all sent emails include a visible Mailbutler watermark.

Which plan includes AI features?

The Smart plan ($11/month yearly) and higher include the AI Smart Assistant for email composition, summarization, and reply drafting. Full open history is also limited to Smart and above.

Can I integrate with my CRM?

Yes, the Smart plan enables CRM sync to HubSpot and Salesforce. The Business plan adds advanced features like custom tracking subdomains and IP exclusion.

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