Customer.io vs Brevo
Written by Marcus Taylor - CEO
Updated 02/03/2026
5 minute read
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.
Who is this software for?
Brevo is ideal for businesses looking for an all-in-one platform combining email marketing, SMS, CRM, and transactional messaging with competitive pricing based on email volume rather than contacts.
Pros
- Pricing based on emails sent, not contacts stored
- Built-in CRM and sales pipeline
- Multichannel marketing (email, SMS, WhatsApp, chat)
Cons
- Free plan limited to 300 emails/day
- Advanced analytics only on Professional plan
- Phone support requires Professional plan or higher
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 Brevo
Brevo (formerly Sendinblue) is an all-in-one marketing platform offering email marketing, SMS campaigns, marketing automation, CRM, and transactional messaging. With multichannel marketing automation, Aura AI assistant, and a built-in sales CRM, Brevo helps businesses of all sizes manage their customer relationships and marketing campaigns from a single platform.
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