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Home/Compare/Notion vs Customer.io

Notion vs Customer.io

A side-by-side comparison of pricing, plans, and recent product updates. Pricing data last refreshed May 15, 2026.

Notion

One workspace. Every team.

Visit →
Category
project management
Plans tracked
4
Entry price
$10/mo
Free plan?
Yes
See full Notion pricing & changelog →

Customer.io

Messaging automation for lifecycle and product email.

Visit →
Category
email
Plans tracked
—
Entry price
—
Free plan?
—
See full Customer.io pricing & changelog →

Plan-by-plan pricing

Notion

Free

Notion

Free
  • Trial of Notion AI
  • Basic forms
  • Basic sites
  • Notion Calendar
  • Notion Mail (Syncs with Gmail)
  • + 1 more

Plus

Notion

$10/mo
  • Everything in Free
  • Trial of Notion AI
  • Custom forms
  • Custom sites
  • Unlimited charts
  • + 1 more

Business

Notion

$20/mo
  • Everything in Plus
  • Notion Agent
  • AI Meeting Notes
  • Enterprise Search
  • SAML SSO
  • + 1 more

Enterprise

Notion

Custom
  • Everything in Business
  • Zero data retention with LLM providers
  • User provisioning (SCIM)
  • Advanced security & controls
  • Audit log
  • + 1 more

Customer.io

Pricing data is being collected.

Notion vs Customer.io FAQ

Notion vs Customer.io: which is cheaper?
Notion starts at $10/mo, while Customer.io starts at an unpublished tier. TrackRival snapshots both daily as plan pages change.
Does Notion or Customer.io have a free plan?
Notion shows a free plan in the latest snapshot, while Customer.io does not.
Is Notion a good project-management alternative to Customer.io?
Notion is tracked in project management, while Customer.io overlaps for similar buyers. Use the changelog section below to compare shipping cadence before you choose.
How often is this Notion vs Customer.io comparison updated?
TrackRival refreshes pricing snapshots daily and appends new changelog entries whenever either product ships a release.

Recent product updates

What each team shipped most recently.

Notion

  • May 13, 2026
    3.5: Notion Developer Platform
  • May 7, 2026
    Plan Mode
  • May 6, 2026
    New Custom Agent Directory
See all Notion updates →

Customer.io

No recent updates tracked.

See all Customer.io updates →

Which should you pick?

Both Notion and Customer.io serve overlapping audiences (Notion in project management, Customer.io in email).

  • Choose Notion if you value: one workspace. every team.
  • Choose Customer.io if you value: messaging automation for lifecycle and product email.
  • Subscribe to TrackRival if you want to be notified whenever either of them changes pricing or ships a major update — so you can react before your competitors do.

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