Constant Contact vs Customer.io
Written by Marcus Taylor - CEO
Updated 02/03/2026
5 minute read
Who is this software for?
Constant Contact is ideal for small to medium businesses looking for an easy-to-use email marketing platform with social media marketing, event management, and strong customer support.
Pros
- 300+ integrations including Google, Shopify, and Canva
- Award-winning live phone and chat support
- Social media marketing and event management built-in
Cons
- More expensive than competitors for large lists
- Limited automation on Lite plan
- No free plan (only a trial)
Screenshots
Pricing
Ratings
Features
Lead scoring Lead segmentation Web activity tracking SMS marketing Personalize web content Predictive analytics Bi-directional CRM syncing Event management Create invoices Create quotes Split testing Create membership sites Bulk social media posting Sales reports Real-time sales alerts Mobile app Social CRM Integrations
Outlook integration Gmail integration Salesforce integration SugarCRM integration Microsoft Dynamics integration Zapier integration General Info
Alternatives
About Constant Contact
Constant Contact is an email marketing platform that makes it easy to create branded emails, manage contacts, and grow your audience. With drag-and-drop email editing, AI content recommendations, social media marketing, event management, and 300+ integrations, Constant Contact helps businesses of all sizes run effective email marketing campaigns.
Who is this software for?
Customer.io is ideal for web and mobile app businesses
Pros
- Free tier for less than 200 contacts
- Segment based on user data from web or mobile app
Cons
- Limited number of integrations
- Requires engineering resources to get the data you need
Screenshots
Pricing
Ratings
Features
Lead scoring Lead segmentation Web activity tracking SMS marketing Personalize web content Predictive analytics Bi-directional CRM syncing Event management Create invoices Create quotes Split testing Create membership sites Bulk social media posting Sales reports Real-time sales alerts Mobile app Social CRM Integrations
Outlook integration Gmail integration Salesforce integration SugarCRM integration Microsoft Dynamics integration Zapier integration Alternatives
About Customer.io
Most experiences you have with companies in the world are horrible. When's the last time you felt passionate about your power company, or your mobile phone provider? That's not the world that we (and hopefully you) want to live in. Let us help you grow happy customers. With Customer.io you'll see that happy customers come from genuine, relevant interactions with you. Happy customers care about your company. Happy customers are happy to pay you. And happy customers tell their friends.
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