Campaign Monitor vs Substack: Newsletter Platforms Comparison (2026)

An independent side-by-side comparison of Campaign Monitor and Substack for newsletter platforms buyers — pricing, features, integrations, and how often each is cited by major AI engines.

AI Citation Scorecard

How often each is cited by major AI engines when buyers ask newsletter platforms questions. Last 90 days across ChatGPT, Perplexity, Gemini, Claude, and Copilot.

Too early to call — probes still building data.
ChatGPT
Campaign Monitor
Tracking…
No data yet
Substack
1 / 1 probes
100%
Excellent
Perplexity
Campaign Monitor
Tracking…
No data yet
Substack
1 / 1 probes
100%
Excellent
Gemini
Campaign Monitor
Tracking…
No data yet
Substack
1 / 1 probes
100%
Excellent
Claude
Campaign Monitor
Tracking…
No data yet
Substack
1 / 1 probes
100%
Excellent
Copilot
Campaign Monitor
Tracking…
No data yet
Substack
1 / 1 probes
100%
Excellent
Scale:NoneLowFairStrongExcellent

Probes run hourly; each (engine × query) combo retests every ~3 days.

Pricing

Campaign Monitor
Starting price
$1170/month
Free tier
Yes
campaignmonitor.com ↗
Substack
Starting price
—
Free tier
Yes
substack.com ↗

Key Features

Campaign Monitor
  • ✓Great for just getting started
  • ✓Custom coded templates
  • ✓Unlimited email sends
  • ✓AI Writer and automated emails
Substack
  • ✓Monetization options for creators
  • ✓Customizable newsletters
  • ✓Podcast hosting
  • ✓Audience growth tools
  • ✓Live video capabilities
  • ✓Analytics dashboard
  • ✓Content scheduling
  • ✓Community engagement features

When to choose Campaign Monitor

Choose Campaign Monitor if your team prioritizes its strengths over Substack's. Full guidance populates as Campaign Monitor's feature data is indexed.

When to choose Substack

Choose Substack if your team prioritizes its strengths over Campaign Monitor's. Full guidance populates as Substack's feature data is indexed.

AI visibility profiles

Is one of these your brand?

Get the full report by email: every newsletter platforms buyer question we ask, which engines name you, and who gets named instead.

Campaign Monitor

campaignmonitor.com

Substack

substack.com

Free check

Check any brand's AI visibility — free

We ask the buyer questions in this market across ChatGPT, Claude, Gemini, Perplexity and Copilot, and show you who gets named.

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