How To Turn Email & SMS Into Over 40% of Your Revenue With Klaviyo

July 4, 2025
Written By Jared Kwart

Jared cuts through app marketing hype to help small businesses make profitable technology decisions confidently.

If you’re serious about driving real revenue from your Shopify store, stop using generic email and SMS tools. After 13+ years in ecommerce and nearly a decade focused on Shopify, I’ve run Klaviyo on close to 20 different Shopify stores. My own and my clients’. I’ve tested every other platform. None come close.

This isn’t theory. This is results.

Klaviyo’s Shopify integration, segmentation, pop-up forms, and flows turn stores into conversion machines. If you’re not using it, you’re leaving revenue on the table.

Seamless Klaviyo-Shopify Integration (That Actually Works)

The first test of any ecommerce tool is integration. Klaviyo’s Shopify integration is best-in-class. Setup takes minutes, not hours. Real-time syncing means your customer profiles, orders, and website activity are always up-to-date.

Unlike platforms that require third-party middleware or clunky connectors, Klaviyo connects directly with Shopify. This unlocks more granular event tracking, like Viewed Product, Added to Cart, and Placed Order, without extra steps.

Key point: This tight integration lets you build better automations and segmentations because your data is more complete. More complete data means smarter campaigns. And smarter campaigns mean more sales.

Integration impacts the entire customer journey. From welcome emails to re-engagement campaigns, you’ll see higher open rates, more relevant product recommendations, and smoother checkout experiences. It’s what turns casual browsers into loyal customers.

Pro Tip: Learn how other apps integrate with Shopify

High-Converting Klaviyo Pop-Up Forms & Signup Tools

List growth is the foundation of your email and SMS strategy. Klaviyo’s pop-up forms aren’t an afterthought. They’re a core feature that is battle-tested by top Shopify stores. I’ve tested these on nearly 20 stores and consistently seen form conversion rates between 3% and 10%, depending on offer and traffic quality.

What makes Klaviyo pop-ups special? Pre-built templates designed by UX experts.

Mobile-friendly layouts that don’t break on smaller screens. Advanced display rules so you’re only interrupting users when it makes sense.

Some of the most effective tactics I’ve run include:

  • Exit-intent pop-ups offering a first-purchase discount
  • Timed overlays prompting newsletter signups after 15 seconds
  • Scroll-triggered offers that appear when a user is engaged

Most importantly, because the pop-up forms are native, there’s no syncing delay. Subscribers flow instantly into your lists and segments. That means faster nurturing and more immediate conversions.

Segmentation That Drives Revenue, Not Just Opens

Generic emails are dead. Segmented emails convert. With Klaviyo segmentation, you can create audience groups based on real customer behaviour:

  • Past purchases (or lack of them)
  • On-site browsing activity
  • Predicted lifetime value (LTV)
  • Subscription status (email, SMS, or both)
  • Geography, device type, and even engagement frequency

On my stores, segmented campaigns regularly outperform batch-and-blast emails by 2x to 3x in revenue per recipient. I’m not talking about opens and clicks. I’m talking about revenue. And segmentation isn’t complicated. Klaviyo’s interface makes it easy to build targeted groups in minutes.

Why does this work? Because people want relevant messages. If someone browsed running shoes but didn’t buy, send them a discount on running gear. If someone purchased winter jackets last season, promote your new cold-weather arrivals.

Image credit: Klaviyo Flows

Out-of-the-Box Email & SMS Flows (That Print Money Automatically)

Most store owners don’t have time to build automations from scratch. Klaviyo has you covered with out-of-the-box flows that drive serious revenue:

  • Welcome Series: Introduce your brand and offer a first-purchase incentive
  • Abandoned Cart: Recover missed sales (industry average recovery rate: 15% – 25%)
  • Browse Abandonment: Nudge window shoppers back to your store
  • Post-Purchase: Drive repeat purchases and referrals

But those are just the start. Klaviyo lets you build:

  • VIP customer thank-you flows
  • Win-back campaigns for lapsed shoppers
  • Birthday and anniversary emails that feel personal

My rule: If your store doesn’t have at least 5-7 flows running, you’re leaving easy revenue behind. Flows are where automation meets profitability. They run in the background, 24/7, so you can focus on other parts of your business.

Attribution That Tells You What’s Really Driving Sales

Most platforms fudge their attribution. Klaviyo attribution shows you the actual revenue driven by your emails and SMS. No inflated numbers, no mystery metrics. It’s tied directly to completed orders in Shopify.

You’ll see revenue attribution broken down by flow, campaign, and channel. And it’s backed by data pulled directly from Shopify’s order data, not fuzzy estimates.

Clear attribution lets you answer questions like:

  • Which abandoned cart email is driving the most sales?
  • What’s the ROI on your last product launch campaign?
  • How much revenue is your SMS welcome series generating?

Read this breakdown on why clear attribution matters

Benchmark Your Klaviyo Performance Against the Best

Ever wonder how your email open rates, click rates, or revenue per recipient stack up against other Shopify stores? Klaviyo’s benchmarking tools give you answers:

  • See your metrics vs. industry averages
  • Identify areas where you’re underperforming
  • Make data-driven decisions on what to optimize next

Benchmarks aren’t just a nice-to-have—they’re your roadmap to improving Klaviyo ROI. If you’re below the industry average, you’ll know exactly where to focus your optimization efforts. And if you’re above average, you’ll have data to show your investors or team why your strategy is working.

Explore more top Shopify marketing tools

Knowledge Base and Support That Actually Helps

Klaviyo’s support ecosystem is one of the best I’ve used:

  • 24/7 chat support that actually solves problems
  • An extensive help centre with clear, actionable guides
  • A thriving community where marketers share strategies and troubleshoot problems

Beyond troubleshooting, Klaviyo invests in education. Their blog and webinars regularly feature expert case studies, platform updates, and tactical guides. This isn’t generic content—it’s created by people who run ecommerce businesses, just like you and me.

I’ve used their support team personally and can vouch for their speed and ecommerce-specific expertise. It’s a far cry from the scripted answers you’ll get from cheaper platforms.

Klaviyo Pricing Isn’t Cheap. But the ROI Makes It a No-Brainer

Let’s be honest: Klaviyo pricing is higher than some competitors. But this isn’t a race to the bottom.

The average ecommerce brand using Klaviyo sees a 29x ROI on email marketing alone, according to Klaviyo’s 2024 Benchmark Report. That’s not hype—it’s data from thousands of stores. For SMS, ROI trends between 15x and 20x, depending on list size and engagement.

Yes, you’re paying more than you would for Mailchimp or Omnisend. But you’re making more, too. And that’s what matters. On one store I manage, the monthly Klaviyo bill is around $500, but it generates $25,000 to $35,000 in attributed sales each month. That’s not a cost—it’s an investment.

Here’s the Bottom Line: If You Don’t Use Klaviyo, You’re Missing Out on Revenue

I’ve said it before, and I’ll say it again: if you’re not using Klaviyo, you’re leaving money on the table. And I mean real, measurable money.

The Klaviyo Shopify integration is seamless. The flows drive sales on autopilot. The segmentation gives you precision targeting. The pop-up forms build your list. The attribution shows what’s working. The pricing reflects the value. And the ROI proves it’s worth every penny.

Sure, you could save a few bucks with another tool. But you’ll lose far more in missed sales. Don’t make that trade.

Klaviyo is what I use on every store I own, consult for, or work with. It’s what I recommend without hesitation. And that’s not changing anytime soon.

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