Best Sales Email Tracking Software in 2026
Updated
In short: Mailbutler Smart Assistant is ranked #1 of 27 as of 4 October 2026, ahead of Boomerang and Mixmax. The best-ranked option with a free plan is Boomerang. The lowest first paid tier on this page is Boomerang at $4.98/mo.
For a sales team, email tracking can provide signals about how recipients interact with messages and when follow-up may be useful. Compare open, click, reply, and attachment tracking, then consider whether real-time alerts and CRM synchronization match your workflow. Email client support also matters when you need the tool to fit the mail service you use; free-plan availability and paid-from pricing help with cost comparisons. Mailbutler Smart Assistant, Boomerang, and Mixmax are among the listed options, alongside Yesware and LeadBoxer. Consider which engagement signals are useful to your sales process and how closely tracking needs to connect with your CRM and email client.
27 sales email tracking software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
Sales Email Tracking Software, ranked on how quickly a newcomer can get going. 12 of the 25 on this page can be tried for free.
- 1 Mailbutler Smart AssistantPaid from $7/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 2 BoomerangPaid from $4.98/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 3 MixmaxPaid from $29/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 4 YeswarePaid from $19/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 5 LeadBoxerPaid from €8.25/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: not on record
- 6 StreakPaid from $59/mo
- Free to practise on: yes
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 7 MailsuitePaid from $6.99/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 8 Right InboxPaid from $7.95/mo
- Free to practise on: yes
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 9 RevenueGridPaid from $30/mo
- Free to practise on: not on record
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 10 OutsolviPaid from $7/mo
- Free to practise on: not on record
- Free trial: yes
- Well documented: yes
- Runs where you work: yes
- 11 EmailCaddiePaid from $10/mo
- Free to practise on: not on record
- Free trial: yes
- Well documented: yes
- Runs where you work: not on record
- 12 FollowUp.ccPaid from $18/mo
- Free to practise on: not on record
- Free trial: yes
- Well documented: yes
- Runs where you work: not on record
- 13 Salesloft
- Free to practise on: not on record
- Free trial: not on record
- Well documented: yes
- Runs where you work: yes
- 14 Email Tracker
- Free to practise on: not on record
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 15 Mail Track for Gmail
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: yes
- 16 Mailcastr
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: yes
- 17 Sellizer
- Free to practise on: not on record
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 18 TrackMailBox
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: not on record
- 19 Trustifi Email Tracking
- Free to practise on: not on record
- Free trial: not on record
- Well documented: yes
- Runs where you work: not on record
- 20 Pointofmail
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: yes
- 21 WhoReadMe
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: not on record
- 22 MailTag
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: not on record
- 23 ReadNotify
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: yes
- 24 DidTheyReadIt
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: not on record
- 25 MailTracker
- Free to practise on: not on record
- Free trial: not on record
- Well documented: not on record
- Runs where you work: not on record
Compare all 25 in a table
| # | Platform | Score | Free plan | From | Free plan | Paid from | Email client support | Open tracking |
|---|---|---|---|---|---|---|---|---|
| 1 | Mailbutler Smart Assistant | 8.2 | Free plan | $7/mo | Yes | 4 /user/mo | — | — |
| 2 | Boomerang | 7.9 | Free plan | $4.98/mo | Yes | 4.98 /user/mo | gmail_and_outlook | Yes |
| 3 | Mixmax | 7.9 | Free plan | $29/mo | Yes | 29 /user/mo | — | — |
| 4 | Yesware | 7.8 | Free plan | $19/mo | Yes | 15 /user/mo | — | — |
| 5 | LeadBoxer | 7.7 | Free plan | €8.25/mo | Yes | — | gmail_and_outlook | Yes |
| 6 | Streak | 7.6 | Free plan | $59/mo | Yes | 49 /user/mo | — | — |
| 7 | Mailsuite | 7.2 | Free plan | $6.99/mo | Yes | — | gmail_and_outlook | Yes |
| 8 | Right Inbox | 7.2 | Free plan | $7.95/mo | Yes | 7.95 /user/mo | gmail | Yes |
| 9 | RevenueGrid | 7.1 | No | $30/mo | No | 30 /user/mo | gmail_and_outlook | Yes |
| 10 | Outsolvi | 7.0 | No | $7/mo | No | 7 /user/mo | gmail_and_outlook | Yes |
| 11 | EmailCaddie | 6.9 | No | $10/mo | No | — | outlook | Yes |
| 12 | FollowUp.cc | 6.7 | No | $18/mo | No | 18 /user/mo | gmail | Yes |
| 13 | Salesloft | 6.4 | No | — | — | — | — | — |
| 14 | Email Tracker | 5.9 | No | — | — | 6.9 /user/mo | gmail | Yes |
| 15 | Mail Track for Gmail | 5.9 | No | — | Yes | — | gmail | Yes |
| 16 | Mailcastr | 5.9 | No | — | Yes | — | gmail | Yes |
| 17 | Sellizer | 5.9 | No | — | No | — | gmail_and_outlook | Yes |
| 18 | TrackMailBox | 5.9 | No | — | Yes | — | gmail | Yes |
| 19 | Trustifi Email Tracking | 5.9 | No | — | Yes | — | gmail_and_outlook | Yes |
| 20 | Pointofmail | 5.8 | No | — | No | — | gmail_and_outlook | Yes |
| 21 | WhoReadMe | 5.8 | No | — | Yes | — | gmail_and_outlook | Yes |
| 22 | MailTag | 5.7 | No | — | — | — | gmail | Yes |
| 23 | ReadNotify | 5.7 | No | — | No | — | gmail_and_outlook | Yes |
| 24 | DidTheyReadIt | 5.6 | No | — | No | — | gmail_and_outlook | Yes |
| 25 | MailTracker | 5.6 | No | — | Yes | — | gmail | Yes |
Is your platform 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 sales email tracking software is ranked first on The Geeks Club?
Mailbutler Smart Assistant is ranked #1 of 27 with a score of 8.2. Boomerang is second and Mixmax third.
How many of these have a free plan?
8 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Boomerang has the lowest first paid tier we found: $4.98/mo.
How is this list ranked?
Ranked on how quickly a newcomer can get going: documentation depth, a free tier or trial, and the platforms it runs on. Paid placements never change a rank.