Klaviyo Customer Reviews 2026 | Email Marketing

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Klaviyo

Composite Score

8.5 /10

CX Score

8.7 /10

90 Reviews Write a Review

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What is Klaviyo?

Klaviyo is a tool that makes personalized marketing a breeze through data-driven decision making. In the past, only massive companies had the resources to create highly personalized messaging. Klaviyo brings those capabilities with an intuitive UI that a one-person startup can easily manage, to more detailed customization a large or enterprise company can develop with their marketing team.

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Awards & Recognition

Klaviyo won the following awards in the Email Marketing category

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2 Top Rated Capabilities

3 Top Rated Features

2025

2 Top Rated Capabilities

4 Top Rated Features

2024

4 Top Rated Capabilities

3 Top Rated Features

2023

5 Top Rated Capabilities

8 Top Rated Features

2022

Klaviyo Ratings

Real user data aggregated to summarize the product performance and customer experience.
Download the entire Product Scorecard to access more information on Klaviyo.

Product scores listed below represent current data. This may be different from data contained in reports and awards, which express data as of their publication date.

88 Likeliness to Recommend

95 Plan to Renew

88 Satisfaction of Cost Relative to Value

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Emotional Footprint Overview

Product scores listed below represent current data. This may be different from data contained in reports and awards, which express data as of their publication date.

+91 Net Emotional Footprint

The emotional sentiment held by end users of the software based on their experience with the vendor. Responses are captured on an eight-point scale.

How much do users love Klaviyo?

1% Negative

5% Neutral

94% Positive

Pros

Performance Enhancing
Trustworthy
Enables Productivity
Altruistic

Feature Ratings

Average 85

Campaign Management

Email Delivery

Segmentation

SPAM Compliance

Auto-Responders

Contact Database

Mobile Optimized

Basic Reporting and Analytics

A/B Testing

Content Authoring

Email Templates

Vendor Capability Ratings

Average 83

Quality of Features

Ease of Customization

Ease of Implementation

Business Value Created

Breadth of Features

Ease of Data Integration

Availability and Quality of Training

Ease of IT Administration

Product Strategy and Rate of Improvement

Usability and Intuitiveness

Vendor Support

Also Featured in...

Marketing Automation - B2C

Score 8.4

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Customer Data Platform

Score 8.3

View Klaviyo in this category (opens in a new tab)

Klaviyo Reviews

Andrew C.

Role: Sales Marketing
Industry: Technology
Involvement: End User of Application

Validated Review

Verified Reviewer

Submitted Mar 2026

A Robust Email Platform, But Not Super User-Friend

Likeliness to Recommend

9 /10

What differentiates Klaviyo from other similar products?

Klaviyo, compared to other email management software, allows for deep segmentation and customization of automated workflows. This can be intimidating for new users and requires substantial, specialized training, but the pay-off is immense and well-suited to medium to larger-sized entities with large customer lists, especially in the e-commerce space.

What is your favorite aspect of this product?

The level of segmentation and automation setup that can be triggered by different customer engagements and shopping habits.

What do you dislike most about this product?

The level of training initially needed to maximize the use of this product.

What recommendations would you give to someone considering this product?

Consider Klaviyo if you have large customer lists, work in the e-commerce space, and have some time to train your team on this sophisticated email software.

Pros

Helps Innovate
Continually Improving Product
Reliable
Performance Enhancing

Inez G.

Role: Consultant
Industry: Education
Involvement: Business Leader or Manager

Validated Review

Verified Reviewer

Submitted Feb 2026

Powerful, data-driven email marketing made simple.

Likeliness to Recommend

8 /10

What differentiates Klaviyo from other similar products?

Klaviyo stands out with its advanced data driven automation, seamless integrations with eCommerce platforms and robust customer segmentation making it highly tailored for eCommerce businesses.

What is your favorite aspect of this product?

My favorite aspect of Klaviyo is its advanced automation features, which allow for highly personalized and targeted marketing based on customer behavior and data.

What do you dislike most about this product?

What I dislike about Klaviyo is that its pricing can get expensive as your contact list grows, especially for smaller businesses with limited budgets.

What recommendations would you give to someone considering this product?

I’d recommend starting with a free trial to explore its features and see if it fits your business needs. Also, be mindful of the scaling costs as your contact list grows, and ensure the features are worth the investment for your marketing strategy.

Pros

Helps Innovate
Continually Improving Product
Reliable
Trustworthy

Daniel O.

Role: Information Technology
Industry: Apparel
Involvement: Business Leader or Manager

Validated Review

Verified Reviewer

Submitted Feb 2025

Likeliness to Recommend

10 /10

Pros

Helps Innovate
Continually Improving Product
Reliable
Performance Enhancing

Klaviyo

What is Klaviyo?

Company Details

Book a Free Demo Today!

Awards & Recognition

Klaviyo Ratings

88 Likeliness to Recommend

95 Plan to Renew

88 Satisfaction of Cost Relative to Value

Emotional Footprint Overview

+91 Net Emotional Footprint

How much do users love Klaviyo?

Pros

Feature Ratings Average rating of all product features, some of which may not be shown below

Campaign Management Email campaign management is a sequence of marketing efforts that contacts multiple recipients and are designed to reach out to subscribers at the best time.

Email Delivery The ability to send email to large number of recipients at-scale.

Segmentation The ability to segregate mailing list based on criteria. Example, demographics, location, target market, existing or new customers.

SPAM Compliance The ability to actively manage compliance with spam-related legislation, for example, providing opt-out capabilities.

Auto-Responders The ability to send an automated email to new contacts, interact when subscribers engage with previous emails, and auto-respond when they join a new list.

Contact Database The ability for basic CRM capabilities - information about email subscribers, leads, and customers in a centralized location.

Mobile Optimized The ability to create email content that is easy to read on multiple platforms including mobile devices.

Basic Reporting and Analytics The ability to measure metrics related to CRM/emails/campaigns.

A/B Testing A/B or Split Testing allows marketing managers to compare and contrast two or more versions of the same piece of content to maximizing open, click and rates.

Content Authoring The ability to create emails including body copy, ability to include graphics and test the content view.

Email Templates The ability to create and curate email templates based off of approved brand standards.

Vendor Capability Ratings Average rating of all vendor capabilities, some of which may not be shown below

Quality of Features Feature quality is just as important as quantity. Use this data to determine if this product will do what you're purchasing it to do, easily, intuitively, reliably, and effectively.

Ease of Customization Don't get bogged down in a difficult customization; use this data to make sure you can easily achieve the functionality you need for your particular situation.

Ease of Implementation Successfully implementing new software is necessary to realize its full value and promote end user adoption. This data indicates whether or not the product is easy to implement.

Business Value Created Software needs to create value for employees, customers, partners, and, ultimately, shareholders. This data expresses user satisfaction - or lack thereof - with the product's business value.

Breadth of Features Users prefer feature rich software that enables them to perform diverse series of tasks. This data expresses user satisfaction with the product's breadth of features.

Ease of Data Integration Use this data to determine whether the product will cause headaches or make data integration easy.

Availability and Quality of Training Effective and readily available training enables users to get the most out of the software you've chosen. Use this section to make sure your vendor's training programs and materials measure up.

Ease of IT Administration This data indicates whether IT personnel will be able to resolve issues and perform configurations efficiently and effectively.

Product Strategy and Rate of Improvement Vendors who don't stay on top of emerging needs and trends won't enable you to meet your business goals. Use this data to separate innovators from imposters.

Usability and Intuitiveness End user learning curves cost the organization money. Pay attention to your end users' technical ability to determine how important UX is in your purchase.

Vendor Support The importance of vendor support will vary for each organization depending on internal capabilities, but there will always be issues that only the vendor can resolve.

Also Featured in...

Marketing Automation - B2C

Customer Data Platform

Klaviyo Reviews

Andrew C.

A Robust Email Platform, But Not Super User-Friend

Likeliness to Recommend

Pros

Inez G.

Powerful, data-driven email marketing made simple.

Likeliness to Recommend

Pros

Daniel O.

Likeliness to Recommend

Pros

Most Popular Klaviyo Comparisons

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ActiveCampaign

Constant Contact

Adobe Campaign

Campaign Monitor by Marigold

Feature Ratings

Campaign Management

Email Delivery

Segmentation

SPAM Compliance

Auto-Responders

Contact Database

Mobile Optimized

Basic Reporting and Analytics

A/B Testing

Content Authoring

Email Templates

Vendor Capability Ratings

Quality of Features

Ease of Customization

Ease of Implementation

Business Value Created

Breadth of Features

Ease of Data Integration

Availability and Quality of Training

Ease of IT Administration

Product Strategy and Rate of Improvement

Usability and Intuitiveness

Vendor Support