Best Customer.io Alternatives

7 marketing automation software alternatives to Customer.io, sorted by rating. Find a better fit for your workflow and budget.

Why Switch from Customer.io?

Custom pricing lacks transparency with no free tier
Advanced features limited to higher-priced tiers
May require engineering for heavy custom setups
Onboarding support only available in Premium+ plans

Top Alternatives

ActiveCampaign

4.6(2,200)

$19/mo

Customer experience automation platform with email marketing, CRM, and sales automation.

B2B companiesEcommerceAgencies

Full review Customer.io vs ActiveCampaign

MailerLite is an email marketing and automation platform designed for small businesses, creators, and digital natives, offering drag-and-drop tools, websites, landing pages, and automations to grow audiences and drive revenue. Founded in Lithuania, it emphasizes simplicity, a free tier, and 24/7 support, now enhanced by Vercom for omnichannel capabilities.

Solo creators and content creators building email listsMicro-businesses and consulting firms with 1-10 employeesSmall e-commerce and digital product sellers

Full review Customer.io vs MailerLite

HubSpot

4.5(10,500)

Free plan

All-in-one CRM platform with marketing, sales, and service tools for growing businesses.

Growing businessesMarketing teamsInbound marketing

Full review Customer.io vs HubSpot

Omnisend

4.5(4,500)

Free plan

Omnisend is an omnichannel marketing automation platform designed for ecommerce brands, enabling personalized email, SMS, and web push campaigns to drive revenue through automations like cart recovery and segmentation. Trusted by 150,000+ stores, it unifies customer data with intuitive tools and 160+ integrations for scalable growth.

Ecommerce stores running abandoned cart recovery and welcome seriesSMB online retailers needing omnichannel campaignsShopify merchants growing email lists via popups and automations

Full review Customer.io vs Omnisend

HubSpot Marketing Hub

4.4(8,500)

Free plan

AI-powered marketing automation platform that helps teams attract, convert, and engage high-intent visitors through unified tools for lead generation, email marketing, and campaign management.

Mid-market to enterprise B2B companies with complex sales cyclesHigh-volume lead generation teams needing intelligent form captureMulti-channel marketing campaigns across email, social, and web

Full review Customer.io vs HubSpot Marketing Hub

Marketo

4.2(680)

$895/mo

Enterprise marketing automation platform with lead management and revenue attribution.

EnterpriseB2B companiesComplex marketing

Full review Customer.io vs Marketo

Salesforce Marketing Cloud (Pardot)

4.2(850)

Free/yr

Marketing Cloud Account Engagement (formerly Pardot) is a B2B marketing automation tool that unites CRM data with AI to automate lead gen, nurturing, and personalized campaigns, driving sales-marketing alignment for revenue growth.

B2B demand generation and lead nurturingAccount-based marketing (ABM) with sales alignmentEmail personalization and scoring for mid-to-large teams

Full review Customer.io vs Salesforce Marketing Cloud (Pardot)

Quick Comparison

Tool	Rating	Starting Price	Free Tier	Pricing Model
Customer.io	4.3/5	Free/mo	No	usage-based
ActiveCampaign	4.6/5	$19/mo	No	subscription
MailerLite	4.6/5	Free plan	Yes	freemium
HubSpot	4.5/5	Free plan	Yes	freemium
Omnisend	4.5/5	Free plan	Yes	freemium
HubSpot Marketing Hub	4.4/5	Free plan	Yes	freemium
Marketo	4.2/5	$895/mo	No	subscription
Salesforce Marketing Cloud (Pardot)	4.2/5	Free/yr	No	subscription