Constant Contact vs Customer.io

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

Constant Contact

See full pricing history

USD · US · source: www.constantcontact.com

Plan	Pricing	Charged by	Offer type
Lite	USD 12 monthly · USD 10.2 / month with annual commitment Starts at $12/month or $10.20/month when prepaid for 12 months	Usage · per stated usage allowance	Standalone · Starting at
Standard Highlighted	USD 35 monthly · USD 29.75 / month with annual commitment Starts at $35/month or $29.75/month when prepaid for 12 months	Usage · per stated usage allowance	Standalone · Starting at
Premium	USD 80 monthly · USD 68 / month with annual commitment Starts at $80/month or $68/month when prepaid for 12 months	Usage · per stated usage allowance	Standalone · Starting at

Customer.io

See full pricing history

USD · US · source: customer.io

Plan	Pricing	Charged by	Offer type
Essentials	USD 100 monthly Starts at $100/month billed monthly	Flat · per month	Standalone · Starting at
Premium Highlighted	USD 1000 / month with annual commitment Starts at $1,000/month billed yearly	Flat · per month	Standalone · Starting at

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

Constant Contact

Lite

Plan card 1 user: Included
Plan card 10x contact-count monthly sends: Included
Plan card Email campaigns: Included
Plan card Social publishing: Included

Standard

Plan card 3 users: Included
Plan card 12x contact-count monthly sends: Included
Plan card Automation templates: Included
Plan card A/B testing: Included

Premium

Plan card Unlimited users: Included
Plan card 24x contact-count monthly sends: Included
Plan card Advanced automation: Included
Plan card Advanced segmentation: Included

Customer.io

Essentials

Plan card Profiles: 5,000

Included
Plan card Emails: 1 million/month

Included
Plan card Visual workflow builder: Included

Premium

Plan card Unlimited workspaces: Included
Plan card Advanced governance: Included
Plan card Dedicated implementation support: Included

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

Constant Contact

August 27, 2026 Source
- Lite: USD 12 monthly · USD 10.2 / month with annual commitment
- Standard: USD 35 monthly · USD 29.75 / month with annual commitment
- Premium: USD 80 monthly · USD 68 / month with annual commitment

Customer.io

August 27, 2026 Source
- Essentials: USD 100 monthly
- Premium: USD 1000 / month with annual commitment