Best Email Tracking Software in 2026
Updated
In short: Mailbutler Smart Assistant is ranked #1 of 41 as of 4 October 2026, ahead of Mixmax and Boomerang. The best-ranked option with a free plan is Mixmax. The lowest first paid tier on this page is Woodpecker at $0.08/mo.
If you want to understand what happens after sending a message, compare which activity signals each email tracking tool covers. Open, link, and reply tracking can be weighed alongside activity alerts. Check email client support and CRM integrations to see how the listed capabilities align with your setup. Free-plan availability and paid-from pricing add cost details. Mailbutler Smart Assistant, Mixmax, and Boomerang are among the entries to compare. Consider which interactions you need visibility into and where those signals would be useful in your workflow. The criteria provide a practical way to assess tracking coverage, compatibility, integrations, and plan costs.
41 email tracking software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
Is your tool on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which email tracking software is ranked first on Specifiction?
Mailbutler Smart Assistant is ranked #1 of 41 with a score of 8.2. Mixmax is second and Boomerang third.
How many of these have a free plan?
16 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Woodpecker has the lowest first paid tier we found: $0.08/mo.
How is this list ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing. Paid placements never change a rank.