Facts read 22 Sep 2026 – 15 Oct 2026
When sales emails are part of your follow-up process, tracking tools can help you compare signals such as opens, clicks, replies and attachment activity. Also consider real-time alerts and CRM synchronization, plus support for the email client you use. Free-plan availability and paid-from pricing can help you weigh the practical fit. Boomerang, Mailbutler Smart Assistant and Mailsuite are among the options shown, alongside Streak and RevenueGrid. Think about which engagement signals would be useful to your sales workflow and whether you need activity to sync with a CRM. Comparing tracking features with client support and plan details can help clarify which capabilities are relevant to your work.
| Name | In a line | Record score | Price from | Try it free | Runs on | Facts read |
|---|---|---|---|---|---|---|
| 01 Mailbutler Smart Assistant | Smart Assistant suits Apple Mail, Outlook, or Gmail users who want help drafting and revising messages, summarizing emails, or identifying to-dos. | 6.6 | Free plan | Free plan | Android, iPhone & iPad, Web, Windows | 15 Oct 2026 |
| 02 Boomerang | It suits people who want to schedule email, manage follow-ups, or pause incoming messages. | 6.4 | $4.98 a month, billed yearly | Free plan | Android, iPhone & iPad, Web, Windows | 15 Oct 2026 |
| 03 Mail Track for Gmail | Mail Track may suit Gmail users, professionals, and teams who want open notifications and details to help decide when to follow up. | 6.1 | $2.99 a month, billed yearly | Free plan | Android, iPhone & iPad, Web, Windows | 15 Oct 2026 |
| 04 LeadBoxer | LeadBoxer is aimed at SaaS builders, product teams, RevOps teams and agencies seeking to identify and organize business leads. | 6.0 | €99 a month, billed yearly | Free plan | Android, iPhone & iPad, Web, Browser extension | 14 Oct 2026 |
| 05 Mixmax | Mixmax suits revenue teams using Gmail or Outlook who want email sequences, tracking, scheduling, and CRM activity sync. | 6.0 | $29 a month, billed yearly | Free plan | Web, Windows, Mac, Linux | 15 Oct 2026 |
| 06 Right Inbox | Right Inbox suits Gmail users who want scheduling, follow-ups, tracking, or CRM syncing for email. | 6.0 | $9.95 a month | Free plan | Web, Windows, Mac, Linux | 15 Oct 2026 |
| 07 ReadNotify | ReadNotify may suit people who need email and document activity reports, timestamped posting or opening proof, or controls such as retractable and self-destructing email. | 5.8 | $24 a year | Free trial | Android, iPhone & iPad, Web, Windows | 15 Oct 2026 |
| 08 Yesware | Yesware suits individual sellers and sales teams that use Gmail or Outlook for prospect outreach. | 5.8 | $19 a month | Free plan | Web, Windows, Mac, Browser extension | 4 Oct 2026 |
| 09 Pointofmail | Pointofmail may suit people who need email-open reporting or post-send message controls. | 5.6 | $13.99 a month, billed yearly | Free trial | Android, iPhone & iPad, Web, Windows | 7 Oct 2026 |
| 10 MailTag | MailTag suits people who want rule-based inbox organization across supported mail providers. | 5.5 | $79 a year | Free plan | Web, API | 9 Oct 2026 |
Smart Assistant suits Apple Mail, Outlook, or Gmail users who want help drafting and revising messages, summarizing emails, or identifying to-dos.
It suits people who want to schedule email, manage follow-ups, or pause incoming messages.
AndroidiPhone & iPadWeb+4Mail Track may suit Gmail users, professionals, and teams who want open notifications and details to help decide when to follow up.
AndroidiPhone & iPadWeb+3LeadBoxer is aimed at SaaS builders, product teams, RevOps teams and agencies seeking to identify and organize business leads.
AndroidiPhone & iPadWeb+2Mixmax suits revenue teams using Gmail or Outlook who want email sequences, tracking, scheduling, and CRM activity sync.
WebWindowsMac+3Right Inbox suits Gmail users who want scheduling, follow-ups, tracking, or CRM syncing for email.
ReadNotify may suit people who need email and document activity reports, timestamped posting or opening proof, or controls such as retractable and self-destructing email.
Yesware suits individual sellers and sales teams that use Gmail or Outlook for prospect outreach.
Pointofmail may suit people who need email-open reporting or post-send message controls.
MailTag suits people who want rule-based inbox organization across supported mail providers.
It suits sales teams, RevOps leaders, and executives looking for revenue performance visibility.
Streak suits people looking for sales pipelines and email sync across web and mobile.
It suits Gmail users who want email-open notifications, historical activity, or link-click tracking.
DidTheyReadIt may suit individuals and businesses who want to know whether recipients open their email.
It suits Gmail users who want open, click, and follow-up signals from a Chrome extension.
Mailsuite may suit Gmail users who want tracking, campaign sending, mail merge, document sharing, or signature requests.
Trustifi Email Tracking suits M365 and Gmail users who need tracked, certified email and message activity records.
It suits anyone wanting web-based email open, click, and attachment tracking without installing extra software for supported clients.
It suits freelancers and enterprise sales teams using Gmail or Google Workspace who want open, click, notification, and template tools in Chrome.
