Email Engine
Send campaigns that arrive in the inbox. Auto A/B winner, per-contact send-time optimisation, and deliverability intel — without paying Klaviyo $150/mo.
Why teams choose us
Replace 3-5 standalone tools with one cohesive workflow.
Inside the platform
See Email Engine in action.
Real interface. Real data shapes. Click the controls below to explore neighbouring views.
Email campaign
Cold outreach · day 2 of 6
Subject
Audience
Schedule
✓ 1,247 recipients · est. 38% open rate
Welcome to Acme 👋
Hi Sarah, your workspace is live.
Add your first contact to see the platform in action.
Impact
Email Engine by the numbers
Real customer data from teams running Email Engine in production.
98%
Inbox placement
5
AI variants
3
Send providers
6hr
A/B time-to-win
27%
STO uplift
70% less
Cost vs Klaviyo
Everything you need
Built for teams that ship.
Every workflow you actually use, integrated into one platform.
Drag-drop builder
40+ blocks, custom HTML drop-zone, mobile preview, dark-mode preview, and merge-tag autocomplete.
AI subject + body variants
Generate 5 variants in one click. Auto-test by send-time window, pick the winner before full rollout.
Send-time optimisation
Per-contact engagement clock. Send at each subscriber's personal best open window — +27% open rate average.
Deliverability dashboard
SPF/DKIM/DMARC checker, blacklist monitor, bounce/complaint trends, IP warmup automation.
Drip + automation
Trigger on form submit, page view, lifecycle stage, anniversary, or any CRM event. Branch on opens/clicks.
Compliance built-in
Auto-attached unsubscribe, GDPR consent records, double opt-in, and one-click data-export.
How it works
From idea to live in 4 steps.
Design
Drag-drop blocks, merge tags, mobile + dark-mode preview.
Personalise
AI variants + per-contact send-time + dynamic content.
Test + send
Auto A/B winner, then full rollout — or schedule for STO.
Measure
Opens, clicks, replies, complaints, revenue attribution.
How we compare
One platform vs. 3 separate tools.
Side-by-side feature parity check.
| Capability | Email Engine | Mailchimp | Klaviyo | ActiveCampaign |
|---|---|---|---|---|
| AI subject variants | ||||
| Send-time optimisation | ||||
| Deliverability dashboard | ||||
| A/B winner auto-selection | ||||
| Built-in revenue attribution | ||||
| Starting price | $0 | $13 | $45 | $29 |
“We switched from Klaviyo and our open rate went from 24% to 38% in three weeks. The send-time AI is the single biggest deliverability lever I've ever seen.”
Priya Sharma
Email Marketing Lead · Bloomwell Co
+58%
Open rate improvement
Plays nicely with
8+ integrations out of the box.
Consolidate your stack
Cancel these subscriptions. We do it better, together.
FAQ
Common questions.
We run inbox-placement probes against 14 major mailbox providers (Gmail, Outlook, Yahoo, iCloud, ProtonMail, Zoho, etc.) and surface per-provider placement rates in the dashboard.
Keep exploring
Other modules in the platform.
Get Email Engine working for your team.
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