Trusted by 500+ marketing teams

Finally Know Exactly
What Your Competitors
Are Sending

Competitor Inbox automatically captures every email your competitors send — so you can study their campaigns, spot their strategy, and move faster.

  • Setup in under 5 minutes
  • Cancel anytime, no contracts
  • Plans from $15/month
  • Real emails, real competitors

No contract. Cancel anytime. Plans from $15/month.

From guessing to knowing — in minutes

Before

You guess what your competitors are sending

After

See every email they send — subject lines, timing, frequency, and full HTML — in one dashboard.

Before

You check their site manually when you have time

After

Automated capture the moment a campaign goes out. Never miss a launch, promo, or sequence change.

Before

You build strategy on gut feel

After

Benchmark cadence, send times, and content strategy against real competitor data — backed by industry benchmarks.

Everything you need to stay ahead

Full Email Capture

Every campaign — promotional, transactional, onboarding — captured the moment it's sent. Subject, preview text, full HTML preserved.

Instant Notifications

Get alerted when a competitor launches a campaign so you can respond in real time, not days later.

Send-Frequency Analysis

See exactly how often your competitors email — by day, week, and month — and compare against industry benchmarks.

Industry Benchmarks

Cross-referenced open rate, click rate, and delivery benchmarks for 16 industries — always updated from public ESP data.

Visual Send-Time Heatmap

A calendar heatmap of every competitor's send activity. Spot weekly patterns and seasonal trends at a glance.

ESP Detection

Identify which ESP your competitors use — Klaviyo, Mailchimp, Salesforce, Iterable — and get alerted when they switch.

Trusted by marketing teams that take email seriously

"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

Simple, transparent pricing

No per-seat fees. No long-term contracts. Cancel anytime.

Starter

$15/mo

1 competitor

Solo founders

Get Started
Most Popular

Growth

$49/mo

3 competitors

Most popular

Get Started

Pro

$99/mo

10 competitors

Power users

Get Started

Business

$249/mo

25 competitors

Large teams

Get Started

Agency

Custom

Unlimited competitors

White-label + API

Contact Sales

No long-term contracts. Cancel anytime.

Common questions

How do you capture competitor emails?

We subscribe to competitor lists using dedicated inbox addresses and capture every campaign automatically — no manual checking, no scraping.

How quickly do I see results?

Most customers see competitor emails within 24–48 hours of adding them, depending on their sending frequency. Set up takes under 5 minutes.

Is this legal?

Absolutely. We subscribe to publicly available mailing lists exactly as any customer would. All captured emails are publicly broadcast campaigns.

What ESPs do you support?

We detect 22+ ESPs including Klaviyo, Mailchimp, Salesforce MC, Iterable, Braze, HubSpot, Omnisend, ActiveCampaign, and more.

Can I track competitors in any industry?

Yes — we track any business with an email list. Most common verticals: e-commerce, SaaS, finance, healthcare, education, and media.

Stop wondering. Start knowing.

Join 500+ marketing teams that use Competitor Inbox to stay one step ahead. Setup takes 5 minutes — start tracking today.

No long-term contracts 5-minute setup Cancel anytime