One email, three roles, three readers. Email Campaign Simulation runs every variant through the full inbox-to-page chain, so you know who opens, clicks, replies, or deletes, before you send.

A three-stage chain, run across every variant and every role.
Subject and preheader only. Open or ignore.
Read against the promise. Click, reply, or abandon.
The page lands the promise. Convert or bounce.
Every variant, every role, scored. Winners surface.
Each one is invisible until after launch. WhyUser catches all three before the spend.
120+ emails a day. The subject gets two seconds. Automated? Relevant? Gone.
The subject earns the open. The body opens with “Hope you’re well!” Promise shattered.
One email to the VP, the architect, and the engineer wins for none of them.
Weeks of A/B cycles and subject-line guessing. Gone.
| Eng | CFO | Sec | |
|---|---|---|---|
| A · “Cut rollback 60%” | win | miss | weak |
| B · “Reduce TCO” | weak | win | weak |
| C · “Quick question” | miss | miss | miss |
The subject, body, and CTA that win per role.
Ranked performance across every combination.
Which CTA each role clicked.
The likely pushback, so SDRs can prep.
Replacements when a variant is below baseline.
Know which subject earns opens before the full send.
Pick the winning body without a live A/B test.
Make the first cold email land. Prep the objections.
Validate a launch email for practitioner and buyer.
Start with Committee Simulation, then add the engine for the next channel you ship. All four run on the same Ground Reality foundation.
Apply for the design partner program. Run it on a campaign you already know. Grade us yourself.