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ActiveCampaign vs Customer.io - Comparison 2025

ActiveCampaign vs. Customer.io

Last updated on

Reviewed by Steph Leung

Stackfix Product & Operations Lead

SL

Customer.io is ideal for technically-savvy teams needing complex data integration, while ActiveCampaign is better for small to medium-sized businesses seeking an intuitive, AI-powered automation solution with built-in CRM.

Customer.io is better suited for technically-savvy teams who need to leverage complex data structures and create sophisticated, data-driven marketing campaigns across multiple channels. Its superior integration capabilities and real-time data handling make it ideal for larger organizations with dedicated technical resources. ActiveCampaign, on the other hand, is better suited for small to medium-sized businesses seeking an intuitive, AI-powered marketing automation solution with built-in CRM capabilities and minimal technical requirements.

ActiveCampaign Product Logo

Advantages of ActiveCampaign

ActiveCampaign is significantly more user-friendly than Customer.io

We found ActiveCampaign's interface highly intuitive, with a learning curve of just 1-2 hours for small business employees. This stands in stark contrast to Customer.io, which requires significant technical expertise to operate effectively. This makes ActiveCampaign particularly valuable for marketing teams without technical resources.

ActiveCampaign provides a robust native CRM system

ActiveCampaign includes a comprehensive native CRM within its contacts section, featuring detailed lists, tags, and automation options. Customer.io lacks this native CRM functionality, making ActiveCampaign more suitable for teams wanting integrated sales and marketing capabilities.

ActiveCampaign offers superior customer support

We find ActiveCampaign's customer support to be excellent, with support available through three channels, including live chat. In comparison, Customer.io's support is decent, but ActiveCampaign's support infrastructure is more comprehensive and accessible.

ActiveCampaign offers superior AI-powered automation

ActiveCampaign's AI capabilities are truly exceptional, automatically generating and pre-populating automation workflows based on business goals. Unlike Customer.io, ActiveCampaign can create ready-to-go automations within seconds, complete with emails and subject lines, giving us a significant head start in setting up our marketing campaigns.

Customer.io Product Logo

Advantages of Customer.io

Customer.io is significantly better at integrating with data sources
We found Customer.io's integration capabilities to be exceptional, with robust options to connect with various data sources and tools. Unlike ActiveCampaign, it excels at bringing in real-time data from your own databases, data warehouses, websites, and applications, making it ideal for teams needing to leverage complex data structures for personalized marketing.
Customer.io offers superior omni-channel campaign capabilities
Customer.io provides more sophisticated omni-channel campaign options than ActiveCampaign, allowing you to create highly personalized content across email, SMS, Slack, in-app messages, and push notifications. While ActiveCampaign offers multi-channel capabilities, Customer.io's implementation is more comprehensive and technically advanced.
Customer.io provides better data export flexibility
We find that Customer.io offers more comprehensive data export capabilities than ActiveCampaign, particularly in its ability to export to data warehouses and analytics tools. This makes it especially valuable for teams that need to perform advanced data analysis across multiple platforms.

ActiveCampaign is best for

  • Businesses with high email volume (10k-50k emails per month), given the comprehensive set of features
  • Who need AI-powered automation to generate ready-to-use email campaigns and workflows in seconds
  • And/or who want sophisticated contact management with AI-driven segmentation for targeted campaigns

Customer.io is best for

  • Businesses with high email volume (10k-50k emails per month) who have technical teams
  • Who need to create sophisticated, real-time personalized messaging across email, SMS, push notifications, and in-app messages
  • And/or who want to leverage real-time customer data from multiple sources for targeted automation

ActiveCampaign is less good for

  • Businesses with low email volume (1k-5k emails per month)
  • Who need basic email templates and form builders without requiring customization
  • And/or who want advanced reporting dashboards and social media management

Customer.io is less good for

  • Businesses with a low email volume (1k-5k emails per month)
  • Who need traditional marketing features like landing pages, website building, and signup forms
  • And/or who want an intuitive drag-and-drop email builder with modern templates and responsive design

Gallery

ActiveCampaign logoActiveCampaign
ActiveCampaign screenshot
Customer.io logoCustomer.io
Customer.io screenshot

Pricing, features & ratings

ActiveCampaign logo

ActiveCampaign

Starting at

$15

Billed monthly

Pricing calculatorVisit Website
Customer.io logo

Customer.io

Starting at

$100

Billed monthly

Pricing calculatorVisit Website
Stackfix Verdict
Functionality
7

Functionality

7/10

<p>While ActiveCampaign has most marketing automation features that a business would need (campaigns, automations, deals, reports, websites, and reports), it lacks on some crucial templating features, including use-case and scenario-based templates (e.g., for conversion, festivals, sales).</p>
6

Functionality

6/10

<p>Customer.io focuses on delivering functionality that enhance customer engagement through highly personalised, data-driven messaging across multiple channels. It offers excellent, granular segmentation and flexible automation workflows across a wide range of channels. However, this means that compared to other Marketing Automation Platforms, Customer.io lacks some common functionality, e.g. creating landing pages, websites and signup forms.</p>
Ease of Use
8

Ease of Use

8/10

<p>It would take an average small business employee less than an hour or two to properly figure out the functionalities of this software - a great learning curve if you ask us. The layout is also extremely intuitive, making this a beginner-friendly piece of software.</p>
2

Ease of Use

2/10

<p>Customer.io is designed for technical, data-driven teams.The emphasis on technical integrations and real-time data makes it more complex than many other marketing automation tools. To fully unlock Customer.io's power, you'll nede the technical expertise to manage data integrations, create advanced workflows, set up custom events and more.</p>
Look and feel
4

Look and feel

4/10

<p>While the interface is generally friendly and easy to pick up (especially the intuitive segmentation between the different key features on the menu bar), the frustratingly slow loading times (more than 2 seconds for email and automation) can be a real deal-breaker.</p>
5

Look and feel

5/10

<p>We find Customer.io's interface visually acceptable, but largely just functional. The design's not fully responsive i.e. text escapes containers when browser window is shrunk. We also found page loads to be rather slow (e.g. 3-5 seconds), which quickly becomes painful.</p>
Customisability
7

Customisability

7/10

<p>Users can customise a lot of the product (especially around email campaigns and automations). However, ActiveCampaign lacks the ability to make sophisticated custom reports and segmentation conditions.</p>
8

Customisability

8/10

<p>Customer.io offers a high level of customisability in allowing you to tailor messaging campaigns extensively based on any data you bring in. You can create complex workflows with conditional logic, customize messages using dynamic content, and design personalized customer journeys based on detailed segmentation. However, note that this level of customisability can only be unlocked with technical expertise. Without code, Customer.io only offers a average/ below average level of customisability, especially in designing client-facing emails.</p>
Ease of Setup
10

Ease of Setup

10/10

<p>ActiveCampaign has truly standout ease of setup –&nbsp;it takes around 10-20 minutes to finish basic setup, and fully customising workflows takes 1-2 days at most.</p><p>What we love especially is how easy its AI capabilities improve the setup times: no more painstakingly trawling through manual workflow setups, since AI fully takes care of populating the correct information!</p>
2

Ease of Setup

2/10

<p>Given that Customer.io's focus on data-driven campaigns, there's a steep learning curve when it comes to setup.</p><p><br></p><p>In particular, basic setup can take more than an hour, and fully customising data panels and real-time data can take weeks.</p>
Customer Support
8

Customer Support

8/10

<p>There are three helpful avenues of support, the most helpful of which is of course the live chat (only available 3am-11pm CT).</p><p><br></p><p>Supplementing this is the support centre and self-serve training materials.</p>
7

Customer Support

7/10

<p>For personalised Q&amp;A, you can submit a support request via Customer.io's platform (after getting past a somewhat unhelpful AI chatbot). We found the support team to be quick to reply (within 2 business hours), helpful and friendly. Their help centre is also of decent quality, with detailed guides and video walkthroughs.</p>
Integratability
9

Integratability

9/10

<p>ActiveCampaign supports 950+ integrations, meaning that most of your commonly used apps will likely be covered by the long list of integrations. Key areas, such as e-commerce, analytics etc, are obviously included.</p>
9

Integratability

9/10

<p>Customer.io excels in integratability, providing robust options to connect with various data sources and tools. It has excellent integrations with all of the most popular data sources and third-party applications, such as analytics, sales and content management tools. It also has a comprehensive APIs that supports custom integrations, allowing you to easily bring in real-time data from your own databases, data warehouses, websites, and applications.</p>
Ease of Migration
8

Ease of Migration

8/10

<p>As with most marketing automation platforms, contacts can be exported easily directly through the app.</p>
9

Ease of Migration

9/10

<p>Key data (e.g. users, objects) can be easily exported to CSV format via self-serve. Customer.io is also designed to facilitate export customer data to most reasonably relevant third party tools e.g. data warehouse, analytics tools, CRMs via its API and pre-built integrations.</p>
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