Email Engagement
The composite of opens, clicks, replies, and forwards inbox providers read as 'people want this'. Which then shapes where your next email lands.
Free · no signup · last reviewed August 29, 2026
The definition
The composite of opens, clicks, replies, and forwards inbox providers read as 'people want this'. Which then shapes where your next email lands.
Why it matters to an owner
Inbox placement is a popularity contest scored by machines: every send teaches Gmail whether your mail belongs in inboxes. Send less, matter more.
Keep going
Open RateThe share of recipients whose mail client loaded your email's tracking pixel. Privacy feat…Reply RateReplies divided by delivered emails. The honest cold-email metric. A human decided your me…DeliverabilityWhether your email actually reaches inboxes rather than spam folders or silent rejection. …
This is the work. Want it done?
Everything here is free to use yourself. That’s the point. If you’d rather a senior marketer just handle it, in your accounts and your name: 20-minute call, no pitch deck.