See what our customers have to say.

Take a look at how Rocketbook uses Klaviyo to strengthen customer relationships with targeted, data-backed emails.

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"Klaviyo is the most powerful email marketing tool I have ever used. Klaviyo unlocks previously unknown data about existing & potential customers & allows us to communicate based on data-driven events…"

David Kavanagh

AU General Manager & Ecommerce Operations

"Klaviyo easily allows us to refine our email and ad targeting. We contact our fans with more relevant messages, which has in turn increased our conversion rates across the board."

Justin Adler

Email Marketing Manager

See how MuteSix helped Pair of Thieves increase their YoY revenue by 5x using Klaviyo alongside Facebook advertising.

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"Klaviyo is the ESP I always dreamed of. Powerful segmentation. Advanced, but easy to-build flows. Built-in couponing & product feeds."

Mike Vosters


Fernando Gomez, SpartanGomez

Discover how Taylor Stitch skyrocketed revenue per recipient by 60% with sophisticated segmentation.

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"Klaviyo’s automatic flows are exactly what we were looking for. It maximizes our engagement with a large audience and streamlines our workflow at the same time."

Nathan Morris

Content Manager

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Jonathan Azevedo, Zen Crate

"Klaviyo is the ESP we needed to grow. We can design and test email flows to welcome new subscribers, show them new products, and keep that strategy synchronized with our Facebook ads. Klaviyo made all of that easy."

Alex Outlaw

CEO & Co-Founder

"Ever since we integrated Klaviyo with our Shopify platform, the connection has been seamless & allows us to manage our customer communication more efficiently than ever before."

Alex Back

Operations Manager

Find out how BombTech Golf brought in nearly $2M in email-attributed revenue in the past year.

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"Outstanding, simple, sleek system that is intuitive, streamlined, and effective."

Jonathan Bayme

CMO & Co-Founder

Paul Mazzapica, Fun Box Monthly

See how Nomad grew email marketing revenue from 2% to 20% of total revenue using Klaviyo.

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"Klaviyo is legit. Think: email someone a week after they buy a bike & offer them a lock… Also, their support rules. Very helpful & quick to respond to questions."

Jordan Schau

CEO & Co-Founder

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"I’ve really enjoyed using Klaviyo as a platform to connect with our customers. It’s very intuitive once you get familiar with the tools and their support team is incredibly helpful."

Jenny Durre

Digital Coordinator

"Klaviyo has been a real game changer for us. We used to think our old ESP (Infusionsoft) did the job but we didn’t realize until we switched a world of features we were missing for our ecommerce business."

Justin Lapidus

General Manager

"We chose Klaviyo for their easy integration, & amazing content editor, having an immediate positive impact on our branding & customer service."

Ben LoBlue

Director of Ecommerce

"We have spent years trying to find the ideal email program that could intelligently communicate with customers at the right time & in the right order of their life cycle. Klaviyo by far does this the best."

Kevin Gianni


Discover how Top Streetwear increased revenue 20% with segmented email marketing.

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Other email software is for sending emails. Klaviyo is for making money.

Fred Perrotta

CEO & Co-Founder

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