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Head-to-head · SMS Marketing Software

Klaviyo vs SlickText

  • 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
SlickText #8 in SMS Marketing Software 8.5/10 14-day trial Free trial✓ 5 of 5 features Visit SlickText

Klaviyo leads on 1 check, SlickText 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
  • Free trialonly SlickText
  • Most featuresSlickText · 5 of 5

Klaviyo scores higher on our rubric for sms marketing software: 9.2 against 8.5 out of 10; our editors rank them #2 and #8.

Klaviyo offers free plan; SlickText doesn't.

Klaviyo is the better fit for ecommerce teams combining SMS with advanced email data. SlickText is the better fit for marketers needing advanced workflows and integrations.

  • Klaviyo fits best

    Ecommerce teams combining SMS with advanced email data

  • SlickText fits best

    Marketers needing advanced workflows and integrations

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 ↗ SlickText 8.5/10 Visit ↗
At a glance
Editor score 9.2 8.5
Ranking #2 in SMS Marketing Software #8 in SMS Marketing Software
Best for Ecommerce teams combining SMS with advanced email data Marketers needing advanced workflows and integrations
Pricing model Free plan + paid Paid
Starting price — —
Free plan ✓ (best) —
Free trial — 14 days
Deployment Cloud Cloud, Mobile
Platforms Web Web
Support Email, Live chat, Community, Docs · 24/7 Email, Live chat, Phone, Docs
Compliance ISO 27001, PCI DSS SOC 2, HIPAA, 2FA
Integrations 350+ integrations 7,000+ integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features Klaviyo 0/5 · SlickText 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 500 messages/mo
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
  • Automated workflows, drip messaging, and audience segmentation
  • MMS, two-way conversations, and shared inbox collaboration
  • Consent tools plus integrations with Shopify, HubSpot, Salesforce, and more
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
  • No free plan is available
  • The entry plan includes 500 monthly credits
  • 1-on-1 onboarding starts at the 3,500-credit plan
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 →

SlickText is an SMS marketing platform for organizations in the United States and Canada. It brings together subscriber acquisition, targeted mass SMS campaigns, MMS, two-way messaging, automated workflows, audience segmentation, and…

Read the review →
  1. KlaviyoSMS Marketing Software 9.2Free plan
  2. SlickTextSMS Marketing Software 8.514-day trial

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

  • SlickText — where it wins

    • Automated workflows, drip messaging, and audience segmentation
    • MMS, two-way conversations, and shared inbox collaboration
    • Consent tools plus integrations with Shopify, HubSpot, Salesforce, and more

    Where it doesn't

    • No free plan is available
    • The entry plan includes 500 monthly credits
    • 1-on-1 onboarding starts at the 3,500-credit plan

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