Subscribe to competitor lists using unique tracking addresses. Every email they send lands in your dashboard — searchable, analyzable, and organized by sender.
From inbox capture to full campaign analysis — everything you need to understand what competitors are sending and turn it into smarter strategy.
Get a unique inbox address for each competitor and automatically capture all their emails in one place.
Visualize send patterns with calendar heatmaps, see when competitors email most, and track frequency changes.
Deep dive into subject line strategies, emoji usage, word patterns, and what drives their engagement.
Identify call-to-actions, track links, analyze preheaders, and understand their conversion tactics.
Get per-competitor intelligence reports with frequency metrics, send times, and content analysis.
Get notified instantly when competitors send new emails so you never miss an important campaign.
Three simple steps and you'll have a full view of what your competitors are sending.
Enter your competitor's name and website. We generate a unique tracking address tied to that competitor.
Use the generated address to subscribe to their emails — newsletters, promos, drip sequences, anything they send.
Emails arrive in real time and are automatically analyzed for send patterns, subject line tactics, and campaign structure.
"We went from manually checking competitor sites to having every email land in one place automatically. It completely changed how we plan our own campaigns."
Marketing Director
SaaS Company
"The send-time comparison view is something I pull up in every strategy meeting. It's made it so easy to justify our own scheduling decisions to the team."
Growth Lead
E-commerce Brand
"We added our top three competitors on day one and immediately spotted a seasonal campaign pattern we'd completely missed. Paid for itself within a week."
Founder
Startup
Hundreds of marketing teams use Competitor Inbox to inform their strategy. Start your account in under two minutes.
Get StartedEvery email we capture becomes part of a growing, structured archive of how real brands communicate over time. We're not just saving emails — we're building the definitive record of email marketing in motion.
Full historical archive
Go back to any date and see exactly what a competitor was sending — campaigns, cadence, copy, and creative — as it happened.
Activity trends over time
Identify how brands' sending frequency, promotional intensity, and channel strategy shifts month by month and year over year.
Sequence & flow mapping
Automatically stitch welcome flows, onboarding sequences, and re-engagement series together from raw campaign data.
Delivery & design evolution
Track how a brand's deliverability signals, ESP infrastructure, and design language evolve as they scale.
Brand Activity Timeline — Shopify
Get weekly breakdowns of email strategy trends, competitor campaign insights, and tips from top marketers — straight to your inbox.
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