logo
Search for anything...
About

Customer.io vs Mailmodo - Comparison 2025

Customer.io vs. Mailmodo

Last updated on

Reviewed by Steph Leung

Stackfix Product & Operations Lead

SL

Mailmodo and Customer.io serve distinctly different segments of the marketing automation market. Mailmodo excels as a user-friendly email marketing platform, ideal for teams seeking an intuitive solution with strong email design capabilities and native form building. Its straightforward interface and comprehensive email features make it perfect for marketing teams prioritizing ease of use over technical complexity.

Customer.io, conversely, is better suited for technical, data-driven teams requiring sophisticated omni-channel capabilities and robust integrations. While it offers superior data handling and multi-channel messaging, it demands significant technical expertise to utilize effectively.

Customer.io Product Logo

Advantages of Customer.io

Customer.io is significantly more powerful at omni-channel marketing
Customer.io excels at creating sophisticated omni-channel campaigns across email, SMS, push notifications, and in-app messaging, while Mailmodo is limited to email-only campaigns. We found Customer.io's ability to engage customers across multiple touchpoints particularly valuable for businesses needing to reach users through various channels. For example, you can trigger an email after signup, follow up with an in-app message, and then schedule SMS reminders - something Mailmodo cannot match.
Customer.io provides better data export functionality
Customer.io's export capabilities are more comprehensive than Mailmodo's, with an emphasis on facilitating data movement to third-party tools. While Mailmodo offers basic CSV exports, Customer.io enables easier integration with data warehouses and analytics tools, making it more suitable for data-driven organizations requiring sophisticated reporting capabilities.
Customer.io offers superior integration capabilities
Customer.io provides more robust options for connecting with various data sources and tools. Its comprehensive APIs and pre-built integrations are particularly valuable for teams needing to sync real-time data from multiple sources. Customer.io can easily integrate with your application, website, and third-party databases to create highly specific customer segments.
Mailmodo Product Logo

Advantages of Mailmodo

Mailmodo is significantly easier to use

Mailmodo offers a much more intuitive experience compared to Customer.io's technical complexity. We found most startup employees would need just 1-2 hours to become proficient with key features, while Customer.io requires substantial technical expertise to utilize effectively.

Mailmodo offers native form building while Customer.io requires integrations
Mailmodo provides robust native capabilities for building pop-up and embedded forms with both basic and advanced elements. Customer.io only offers this via third-party integrations, making it less convenient for teams needing to capture leads directly.
Mailmodo has superior email design capabilities
Mailmodo's drag-and-drop email builder offers significantly better design functionality compared to Customer.io's dated and buggy editor. While testing, we found Mailmodo's editor includes comprehensive elements like headings, buttons, images, and social icons, with easy customization for both mobile and desktop views. Customer.io's builder was limiting and had issues with mobile responsiveness.

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

Mailmodo is best for

  • Businesses with a low email volume (1k - 5k emails per month)
  • Who need intuitive email campaign creation and prefer a user-friendly interface for quick adoption
  • And/or who want robust email form creation capabilities with advanced customization options

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

Mailmodo is less good for

  • Businesses with high email volume (10k - 50k emails per month)
  • Who need integrated SMS marketing and social media scheduling alongside their email campaigns
  • And/or who want advanced website building capabilities with SEO optimization tools

Gallery

Customer.io logoCustomer.io
Customer.io screenshot
Mailmodo logoMailmodo
Mailmodo screenshot

Pricing, features & ratings

Customer.io logo

Customer.io

Starting at

$100

Billed monthly

Pricing calculatorVisit Website
Mailmodo logo

Mailmodo

Starting at

$49

Billed monthly

Pricing calculatorVisit Website
Stackfix Verdict
Functionality
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>
5

Functionality

5/10

<p>Mailmodo offers strong functionality for email campaigns, including segmentation, personalization, and automation workflows for trigger-based actions and user journeys.</p><p>However, it lacks advanced features such as customizable analytics dashboards, omni-channel marketing tools, and website creation or optimization, restricting users to mainly email-building capabilities only.</p>
Ease of Use
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>
8

Ease of Use

8/10

<p>Mailmodo is easy to navigate. Most startup employees would require just 1-2 hours and minimal guidance to use its key features proficiently. Functions like flows, campaigns, and segments are easily accessible, with straightforward processes that never feel overwhelming.</p>
Look and feel
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>
6

Look and feel

6/10

<p>While the interface is less modern compared to some competitors and could be more polished, Mailmodo offers an attractive look and feel with fast load times.</p>
Customisability
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>
5

Customisability

5/10

<p>Much of the product is highly customizable, enabling users to create email campaigns from scratch or edit templates. Good conditional segmentation and flow creation are also offered.</p><p>However, the analytics dashboard lacks any customization options.</p>
Ease of Setup
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>
9

Ease of Setup

9/10

<p>Mailmodo offers a self-serve free trial and lets you purchase without talking to sales. Basic setup takes 10-20 minutes, and full customization, including custom events, is quick and well-guided with tips throughout, removing the need to search the help center or rely on support.</p>
Customer Support
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>
7

Customer Support

7/10

<p>Mailmodo provides excellent customer support with in-app live chat offering responses within minutes. It also features a comprehensive self-serve help center with high-quality, in-depth resources.</p>
Integratability
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>
7

Integratability

7/10

<p>Mailmodo integrates with platforms like Shopify, Zapier, HubSpot, Salesforce, and Mailchimp, addressing popular business needs. It also supports connecting existing forms from platforms such as Typeform, Unbounce, and Carrd.</p>
Ease of Migration
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>
7

Ease of Migration

7/10

<p>Subscriber lists and campaign data are easily exportable through a self-serve function.</p><p>Other data may also be accessed via an API, opening up more possibilities for integrating the platform with other software.</p>
Loading...

Compare other Marketing Automation Platforms

Want to find out how Customer.io or Mailmodo stacks up with their competitors?