Best Email Tracking Software for Small Business

4 Email tracking tools ranked by verified entry price, cheapest first. Every price comes from the company’s official pricing page (latest check October 13, 2026). The lowest listed price is Boomerang Personal at $4.98 per month.

1. Boomerang Personal

   Personal: $4.98 per month · billed annually

   Best for: Individual Gmail users scheduling sends and reminders with unlimited message credits.

   See Boomerang Personal pricing

   • Boomerang vs Mailbutler
   • Boomerang vs Mailsuite
   • Boomerang vs Yesware

2. Mailbutler Professional

   Professional: $7 per user/mo · billed yearly

   Best for: Professionals adding tracking, templates and follow-ups to Gmail, Outlook or Apple Mail.

   See Mailbutler Professional pricing

   • Boomerang vs Mailbutler
   • Mailbutler vs Mailsuite
   • Mailbutler vs Yesware

3. Mailsuite

   Mailsuite: $9.99 per user/mo · billed annually

   Best for: Gmail users wanting complete email-open tracking history without a promo signature.

   See Mailsuite pricing

   • Boomerang vs Mailsuite
   • Mailbutler vs Mailsuite
   • Mailsuite vs Yesware

4. Yesware Pro

   Pro: $15 per seat/mo · billed annually

   Best for: Solo sales professionals tracking opens and running campaigns from the inbox on Pro.

   See Yesware Pro pricing · Yesware Pro alternatives

   • Boomerang vs Yesware
   • Mailbutler vs Yesware
   • Mailsuite vs Yesware

Ranking is by the entry price we verified, not by features or commissions. Units differ between some tools (per user vs per account), so check the unit line under each price. Higher plans are available for every tool.