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Head-to-head · Sales Email Tracking Software

Right Inbox vs Mailbutler Smart Assistant

  • Updated Oct 2026
  • Both researched from official sources
  • 7 checks side by side
Higher score Right Inbox #7 in Sales Email Tracking Software 8.5/10 Free plan Free plan✓ 5 of 6 features Visit Right Inbox
Mailbutler Smart Assistant #8 in Sales Email Tracking Software 8.4/10 Free plan · 14-day trial Free planFree trial✓ 0 of 6 features Visit Mailbutler

Right Inbox leads on 0 checks, Mailbutler Smart Assistant on 1, and 6 are even. Who comes out ahead on the 7 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreRight Inbox · 8.5/10
  • Lowest starting priceMailbutler Smart Assistant · $7/user/mo
  • Free planboth
  • Free trialonly Mailbutler Smart Assistant
  • Most featuresRight Inbox · 5 of 6

Right Inbox scores higher on our rubric for sales email tracking software: 8.5 against 8.4 out of 10; our editors rank them #7 and #8.

Mailbutler Smart Assistant is cheaper to start at $7/user/mo against $9.95/user/mo.

Right Inbox is the better fit for gmail users wanting simple sales automation. Mailbutler Smart Assistant is the better fit for cross-platform users wanting AI email assistance.

  • Right Inbox fits best

    Gmail users wanting simple sales automation

  • Mailbutler Smart Assistant fits best

    Cross-platform users wanting AI email assistance

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Side by side

Feature Right Inbox 8.5/10 Visit ↗ Mailbutler Smart Assistant 8.4/10 Visit ↗
At a glance
Editor score 8.5 8.4
Ranking #7 in Sales Email Tracking Software #8 in Sales Email Tracking Software
Best for Gmail users wanting simple sales automation Cross-platform users wanting AI email assistance
Pricing model Free plan + paid Free plan + paid
Starting price $9.95/user/mo $7/user/mo (best)
Free plan ✓ ✓
Free trial — 14 days
Deployment Browser extension, Cloud Cloud, Desktop, Mobile, Browser extension
Platforms Chrome extension, Web Web, Windows, macOS, Linux, iOS, Android, Chrome extension
Integrations 2 integrations 5 integrations
Features Right Inbox 5/6 · Mailbutler Smart Assistant 0/6
Open tracking ✓ (best) Not checked yet
Click tracking ✓ (best) Not checked yet
Reply tracking ✓ (best) Not checked yet
Attachment tracking Not checked yet Not checked yet
Real-time alerts ✓ (best) Not checked yet
CRM synchronization ✓ (best) Not checked yet
Specs
Email client support Gmail Not checked yet
Our review
Pros
  • Tracks email opens and link clicks, with reply tracking listed in its category specs.
  • Automates follow-up sequences and schedules messages from Gmail.
  • Syncs email threads with supported CRM tools through smart BCC.
  • Works with Apple Mail, Gmail, and Microsoft Outlook
  • Combines email and link tracking with follow-up prioritization
  • Smart plan adds AI drafting, summaries, and task detection
Cons
  • Works around Gmail rather than serving as a standalone email platform.
  • CRM synchronization depends on tools that support smart BCC.
  • Professional and Team plans cost more per user than the annual entry price.
  • AI Smart Assistant requires Smart or Business after a 14-day trial
  • Starter includes a visible Mailbutler watermark on sent emails
  • CRM tracking data sync is limited to the Business plan
Our verdict

Right Inbox is a browser extension that adds sales and productivity features to Gmail. It is designed for salespeople, marketers, recruiters, support teams, and other Gmail users who want visibility into email engagement and follow-up…

Read the review →

Mailbutler Smart Assistant adds AI writing and organization tools to email, alongside tracking and follow-up features. It is aimed at people working in Apple Mail, Gmail, or Microsoft Outlook who want to draft replies, summarize messages,…

Read the review →
  1. Right InboxSales Email Tracking Software 8.5Free plan
  2. Mailbutler Smart AssistantSales Email Tracking Software 8.4Free plan · 14-day trial

Strengths and trade-offs

  • Right Inbox — where it wins

    • Tracks email opens and link clicks, with reply tracking listed in its category specs.
    • Automates follow-up sequences and schedules messages from Gmail.
    • Syncs email threads with supported CRM tools through smart BCC.

    Where it doesn't

    • Works around Gmail rather than serving as a standalone email platform.
    • CRM synchronization depends on tools that support smart BCC.
    • Professional and Team plans cost more per user than the annual entry price.

  • Mailbutler Smart Assistant — where it wins

    • Works with Apple Mail, Gmail, and Microsoft Outlook
    • Combines email and link tracking with follow-up prioritization
    • Smart plan adds AI drafting, summaries, and task detection

    Where it doesn't

    • AI Smart Assistant requires Smart or Business after a 14-day trial
    • Starter includes a visible Mailbutler watermark on sent emails
    • CRM tracking data sync is limited to the Business plan

More comparisons

All sales email tracking software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update