The Only Customer.io Agency Built To Boost Your Subscription Growth.

We optimize Customer.io, boost your revenue and build flows
to prepare you for hyper scale.
Incredible! 505% More Conversions
Propel's strategic campaigns and weekly guidance transformed our user engagement completely. Their expert team brought actionable insights.
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Amrit Arya
Marketing Director | Trainman
Masterful!
Propel has been a fantastic partner. They are responsive, follow directions, and deliver great marketing insights. We've retained them as our marketing consultants for ongoing projects.
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Vice President | Advanced Legal
❝ Proven! From Start-up to Scale ❞
From start-up to scaling 1M+ monthly emails, Propel's deep understanding of lifecycle marketing and customer journey mapping made our growth journey seamless.
Customer Retention and Lifecycle Marketing User Testimonial Image
Founder & CEO | CreditRegistry

Aiming to enhance customer retention, boost revenue, and drive repeat business?

As Customer.io's Platinum Partners,
we maximize ROI for leading brands.

Our expertise spans workflow design, email campaign optimization, and seamless integrations - driving customer retention and revenue growth through
data-driven strategy and precise execution.
Trusted by brands all over the world
Proven Results + Real Impact

Why are top brands
trusting Propel with their
Customer.io success?

Imagine turning your Customer.io investment into a growth powerhouse. We've done exactly that for leading brands, combining deep platform expertise with proven retention strategies to deliver exceptional results:

200%

Engagement improvement with personalized, data-driven campaigns.

20%

Increase in user retention through
tailored lifecycle strategies.

15%

Repeat revenue growth fuelled by automated workflows and precision targeting

Solving Customer.io Challenges with Certified Expertise

Facing Customer.io API Data Integration Complexities?

No more headaches! Our Customer.io API specialists ensure seamless customer attribute syncing. From managing API calls and SDKs to automating event tracking, we ensure your data flows flawlessly, powering reliable workflows at scale.
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Struggling with Personalization and Segmentation?

Say goodbye to missed opportunities! We unlock Customer.io’s advanced segmentation tools to ensure every message reaches the right audience. With behavioral triggers and custom attributes, your campaigns are hyper-personalized, relevant, and primed to convert.

Challenged by Workflow Design Issues?

No more bottlenecks! Our Customer.io-certified experts map your customer journey, identifying pain points and optimizing workflows. From crafting high-converting onboarding sequences to retention strategies, we design automations tailored to boost engagement and deliver measurable ROI.
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Struggling Customer.io Messaging Deliverability?

We fix it at the root! Our specialists handle domain authentication (DMARC, SPF, DKIM), monitor sender reputation, and optimize Customer.io messaging. Emails, push notifications, and webhooks land reliably, boosting open rates and trust.

The Best Customer.io Integrations to Supercharge Your Marketing

Power up your marketing stack with seamless integrations across the spectrum.

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Our process

How to get expert Customer.io solutions at Propel?

1

Define Your Goals

Work with our experts to identify key objectives for growth with Customer.io.

2

Get Tailored Strategies

Receive personalized, data-driven marketing plans to meet your goals.

3

Launch and Grow

Run optimized campaigns and scale your business seamlessly.

Get Started

Access Platinum-tier Customer.io mastery without building an in-house team.

Flexible Engagement Models
Partner with us in a way that aligns with your business goals and scale

Project
Basis

Perfect for specific initiatives
or time-bound objectives

Defined scope and deliverables
Fixed timeline and budget
Specialized expertise on demand
Dedicated
Team

Full-time experts integrated
with your business

Complete operational control
Seamless team integration
Scalable resource model
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For the small
Basic

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What's included:
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All analytics features
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Up to 250,000 tracked visits
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Normal support
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Mobile app
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Up to 3 team members
$999
/month
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For business
Enterprise

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What's included:
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Everything on Growth plan
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Up to 5,000,000 tracked visits
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Dedicated support
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Mobile app
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Up to 50 team members
$3,999
/month
Frequently Asked Questions

Got Questions? We Have Answers!

What Does Customer.io Do?

Customer.io is a marketing automation platform that helps businesses send personalized messages through email, push notifications, and SMS. It uses customer behavior data to create real-time, targeted messages, making it easy to engage users and boost conversions.

Is Customer.io a CRM?

Customer.io is not a traditional CRM. It’s a marketing tool that works with your CRM to send personalized messages. By connecting to your customer data, it helps you automate and optimize communication across the user journey.

How Do I Contact Customer.io?

You can reach Customer.io through their support page, live chat, or by submitting a help request. If you’re a Customer.io user, their customer success team is always available through your account for quick assistance.

Is Customer.io Profitable?

Customer.io is trusted by thousands of businesses worldwide and continues to grow as a top marketing platform. While profitability specifics aren’t public, its strong reputation and client success stories speak for its value.

Why Use Customer.io?

Customer.io makes your communication smarter and more personal. It helps you engage users with behavior-based messages, automate workflows, and boost conversions, all while saving time and resources.

How Do You Earn Customers with Customer.io?

Customer.io helps you build trust and loyalty by sending timely, personalized messages. Its automation and targeting features ensure users feel valued, turning them into long-term customers.