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Head-to-head · SMS Marketing Software

Klaviyo vs Attentive

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Klaviyo #2 in SMS Marketing Software 9.2/10 Free plan Free plan✓ 0 of 5 features Visit Klaviyo
Attentive #4 in SMS Marketing Software 8.9/10 Pricing on request ✓ 5 of 5 features Visit Attentive

Klaviyo leads on 1 check, Attentive on 0, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreKlaviyo · 9.2/10
  • Free planonly Klaviyo
  • Most featuresAttentive · 5 of 5

Klaviyo scores higher on our rubric for sms marketing software: 9.2 against 8.9 out of 10; our editors rank them #2 and #4.

Klaviyo offers free plan; Attentive doesn't.

Klaviyo is the better fit for ecommerce teams combining SMS with advanced email data. Attentive is the better fit for enterprise marketers wanting AI-optimized messaging.

  • Klaviyo fits best

    Ecommerce teams combining SMS with advanced email data

  • Attentive fits best

    Enterprise marketers wanting AI-optimized messaging

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Klaviyo 9.2/10 Visit ↗ Attentive 8.9/10 Visit ↗
At a glance
Editor score 9.2 8.9
Ranking #2 in SMS Marketing Software #4 in SMS Marketing Software
Best for Ecommerce teams combining SMS with advanced email data Enterprise marketers wanting AI-optimized messaging
Pricing model Free plan + paid Paid
Starting price — Pricing on request
Free plan ✓ (best) —
Free trial — —
Deployment Cloud Cloud
Platforms Web Web
Support Email, Live chat, Community, Docs · 24/7 Email, Phone, Docs
Compliance ISO 27001, PCI DSS SOC 2, GDPR, SSO/SAML, 2FA
Integrations 350+ integrations 150+ integrations
Built for Small business, Mid-market, Enterprise Mid-market, Enterprise
Features Klaviyo 0/5 · Attentive 5/5
Workflow automation Not checked yet ✓ (best)
Audience segmentation Not checked yet ✓ (best)
MMS support Not checked yet ✓ (best)
Inbound messaging Not checked yet ✓ (best)
Compliance tools Not checked yet ✓ (best)
Specs
Subscriber limit Not checked yet Not checked yet
Message limit Not checked yet Not checked yet
Our review
Pros
  • Automated email, SMS, and push flows with real-time segmentation
  • 350+ integrations plus flexible APIs for ecommerce and business systems
  • Free plan includes reporting and supports up to 250 active profiles
  • AI-assisted copy, audience, and send-time optimization
  • Behavior-based journeys, segmentation, and personalized messaging
  • Two-way messaging with TCPA and messaging compliance tools
Cons
  • The free plan is limited to 500 email sends per month
  • Paid plan pricing scales with profiles, volume, and channel usage
  • Its published strengths center more on email than SMS depth
  • Pricing requires a contact-sales process
  • No free plan is available
  • Usage-based pricing can make budgeting less straightforward
Our verdict

Klaviyo is an AI-first B2C CRM for consumer brands that combines email marketing, SMS, push messaging, automation, customer data, analytics, and segmentation. It is aimed at ecommerce teams and other businesses that need behavior-based…

Read the review →

Attentive is a web-based SMS marketing platform for retail, ecommerce, and other consumer brands. It supports SMS, MMS, RCS, email, and push messaging, with personalization based on browsing, cart activity, purchases, preferences, and…

Read the review →
  1. KlaviyoSMS Marketing Software 9.2Free plan
  2. AttentiveSMS Marketing Software 8.9Pricing on request

Strengths and trade-offs

  • Klaviyo — where it wins

    • Automated email, SMS, and push flows with real-time segmentation
    • 350+ integrations plus flexible APIs for ecommerce and business systems
    • Free plan includes reporting and supports up to 250 active profiles

    Where it doesn't

    • The free plan is limited to 500 email sends per month
    • Paid plan pricing scales with profiles, volume, and channel usage
    • Its published strengths center more on email than SMS depth

  • Attentive — where it wins

    • AI-assisted copy, audience, and send-time optimization
    • Behavior-based journeys, segmentation, and personalized messaging
    • Two-way messaging with TCPA and messaging compliance tools

    Where it doesn't

    • Pricing requires a contact-sales process
    • No free plan is available
    • Usage-based pricing can make budgeting less straightforward

More comparisons

All SMS marketing software comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update