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Userlist vs Klaviyo: Which is Better in 2026?

Choosing between Userlist and Klaviyo comes down to understanding what each tool does best. This comparison breaks down the key differences so you can make an informed decision based on your specific needs, not marketing claims.

Bottom line: Klaviyo wins this matchup. Omnisend ranks #1 on our Email Marketing list. Omnisend is the highest-listed Email Marketing tool with a free plan. Pick Userlist if you need its specific feature set.

··Methodology
Editor reviewed0 verified reviews comparedPricing checked Sep 2026

Short on time? Here's the quick answer

We've tested both tools. Here's who should pick what:

Userlist

Advanced email automation for product marketers in SaaS, focusing on user and company lifecycle.

Best for you if:

  • • You want flexible data model handles many-to-many relationships between users and companies effectively
  • • You want comprehensive automation for various lifecycle stages (onboarding, activation, retention, reactivation)

Klaviyo

Email marketing for e-commerce

Best for you if:

  • • You want a free tier before you commit
  • • You want e-commerce focused
  • • You want powerful segmentation
At a Glance
UserlistUserlist
KlaviyoKlaviyo
Starts at
Custom
FreeFree tier available
Best For
Email MarketingEmail Marketing
Rating
5.0/54.6/5
Free plan
No Yes

Choose Userlist or Klaviyo?

Userlist

Choose Userlist if

Advanced email automation for product marketers in SaaS, focusing on user and company lifecycle.

  • You want flexible data model handles many-to-many relationships between users and companies effectively
  • You want comprehensive automation for various lifecycle stages (onboarding, activation, retention, reactivation)
Klaviyo

Choose Klaviyo if

Email marketing for e-commerce

  • You want a free tier before you commit
  • You want e-commerce focused
  • You want powerful segmentation
FeatureUserlistKlaviyo
Pricing ModelPaidFreemium
User Rating
★5.0/5
8 reviews
★4.6/5
1,901 reviews
Categories
Email MarketingMarketing Automation
Email MarketingMarketing Automation

In-Depth Analysis

UserlistUserlist

Advanced email automation for product marketers in SaaS, focusing on user and company lifecycle.

Starts at Custom
Good value

This model is best for established SaaS businesses with predictable user growth and a need for advanced automation.

Strengths

  • +Flexible data model handles many-to-many relationships between users and companies effectively.
  • +Comprehensive automation for various lifecycle stages (onboarding, activation, retention, reactivation).
  • +Strong customer support and guidance for setting up campaigns.
  • +Ability to send in-app messages and internal team notifications.
  • +Advanced features like Teleport in workflows and custom time window conversion measurement.

Weaknesses

  • -No free plan available, only a 14-day free trial.
  • -Pricing scales with the number of users, which can become costly for very large user bases.
  • -Requires some technical integration (API, SDKs) for full functionality.

Key features

Dynamic segments for users and companiesVisual workflow builder with branching paths and triggersPersonalized email and in-app messages using Liquid customizationA/B split testing and conversion goalsReal-time user data sync via API and integrations (e.g., Zapier, Make, Segment)

KlaviyoKlaviyo

Email marketing for e-commerce

Starts at Free
Good value

Since February 2025, billing is based on total active profiles (not just emailed contacts), which effectively raised prices for most users.

Watch out

Since Feb 2025, you pay for ALL active profiles, not just contacts you email. Imported but unengaged contacts still count toward billing

Strengths

  • +E-commerce focused
  • +Powerful segmentation
  • +Revenue attribution

Weaknesses

  • -Expensive at scale
  • -Learning curve

Key features

Email marketingSMS marketingCustomer segmentationPredictive analyticsE-commerce integrationsAutomation flows

Pricing: Userlist vs Klaviyo

PlanUserlistKlaviyo
Tier 1
Custom
Basic
Free
Free
Tier 2
Custom
Professional
$20
Email
Tier 3
Contact us
Enterprise
From $35
Email + SMS

Pricing verified from each vendor's public pricing page. Compare in detail on Userlist pricing and Klaviyo pricing.

Who Should Use What?

On a budget?

Klaviyo has a free tier. Userlist is paid only.

Go with: Klaviyo

Want the highest-rated option?

Userlist: 5.0/5 (8 reviews). Klaviyo: 4.6/5 (1,901 reviews).

Go with: Userlist

Value user reviews?

Userlist: 8 reviews (5.0/5). Klaviyo: 1,901 reviews (4.6/5).

Go with: Klaviyo

3 Questions to Help You Decide

1

What's your budget?

Userlist is paid. Klaviyo is freemium. Klaviyo lets you start free.

2

What's your use case?

Both are email marketing tools. Compare their specific features to decide.

3

How important are ratings?

Userlist is rated higher: 5.0/5 vs 4.6/5.

Key Takeaways

Klaviyo

  • Larger review base (1,901 reviews)
  • Free tier available
  • Our pick for this comparison

Userlist

  • Higher user rating: 5.0/5 vs 4.6/5

The Bottom Line

Klaviyo wins this matchup. Omnisend ranks #1 on our Email Marketing list. Omnisend is the highest-listed Email Marketing tool with a free plan.

Frequently Asked Questions

Is Userlist or Klaviyo better?

Klaviyo is rated in our evaluation. Userlist is paid and Klaviyo is freemium.

What are Userlist and Klaviyo used for?

Userlist: Advanced email automation for product marketers in SaaS, focusing on user and company lifecycle.. Klaviyo: Email marketing for e-commerce.

What does Userlist cost vs Klaviyo?

Userlist is a paid tool. Klaviyo is freemium (free tier + paid plans). Visit their websites for detailed pricing.

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