How to stop sales emails tracking you
A recruiter or sales rep emails you, and the moment you open it their outreach tool logs the open — time, device, location — and often flags it so they call while you are still reading. Sales engagement platforms track every open and every click to score your interest and time follow-ups, and recruiting tools do the same. If you would rather not have your attention measured this way, you need to stop the open and click signals at the source. Mailshade cancels the tracking-pixel request at the network layer via declarativeNetRequest before it fires, so the sales tool records no open, and it unwraps click-tracking redirect links so checking a link does not register as interest. It works across Gmail, Outlook, Office 365, Superhuman, Yahoo Mail and ProtonMail, and logs which senders tried to track you so you can see who runs the most aggressive sequences.
What sales tools actually see
Outreach platforms embed a tracking pixel and rewrite links. Opening the email reports the open; clicking a link reports the click. Reps use that to gauge interest and time their next touch, and sequences can auto-trigger on an open.
Stopping the signals
- Install Mailshade from mailshade.org.
- Open sales and recruiting email as normal — the open pixel is cancelled via DNR before it fires.
- Click links freely; Mailshade unwraps click-tracking redirects so the click is not logged.
- Review the dashboard to see which senders track most.
Why this is more than annoyance
Open-based scoring shapes when and how often you are contacted. Removing the signal means your reading habits stop driving someone else's follow-up cadence.
You stay reachable
Blocking trackers does not block the email itself — messages still arrive and read normally. Only the covert open and click reporting is stopped.
FAQ
Do sales emails really track when I open them?
Yes. Sales engagement and recruiting tools embed a tracking pixel that reports your open and rewrite links to log clicks, often using opens to time follow-ups. Mailshade blocks both signals.
Will the sender know I blocked their tracking?
No. With the pixel request cancelled, the tool simply records no open — the same as an unread email. There is no notification that tracking was blocked.
Does blocking stop me receiving the emails?
No. The messages still arrive and display normally. Mailshade only stops the covert open and click reporting, not delivery, so you remain reachable.
Does this work in Outlook and Superhuman, where sales reps often send?
Yes. Mailshade covers Gmail, Outlook, Office 365, Superhuman, Yahoo Mail and ProtonMail, so outreach lands in any of those clients without its tracking firing.
How much does Mailshade cost?
Paid plans start at $3.99 per month or $19 one-time for Founders Lifetime, capped at the first 1000 seats. Pricing is at mailshade.org.