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Email and SMS

The email and SMS apps top brands run

Klaviyo is on 84 of the 100 biggest DTC advertisers on Shopify, and most add Postscript or Attentive for texts.

Ranked by how many of the top 100 DTC advertisers run each app.

Klaviyo is close to universal at the top; the real choice is which SMS app sits beside it.

AppTop 100 brandsAll 46,000 advertisersStores running it
Klaviyo84about 2,000about 200,000
Postscript28about 230about 13,000
Attentive19about 410about 7,000
  1. #1

    Klaviyo

    Email and SMS flows built on your Shopify customer and order data.

    84 of the top 100

    About 2,000 of 46,000 advertisers, and about 200,000 stores overall.

    Brands that run it

    • Sundays for Dogs
    • Spot and Tango
    • Jeni's Splendid Ice Creams
    • Kind Science
    • Oats Overnight

    On the App Store

    Free plan
    Free up to 250 profiles and 500 emails a month
    Paid
    Email from $20/month, SMS from $15/month
    Rating
    4.7 from 3,400 reviews
  2. #2

    Postscript

    SMS marketing for Shopify stores: campaigns, automations and subscriber growth tools.

    28 of the top 100

    About 230 of 46,000 advertisers, and about 13,000 stores overall.

    Brands that run it

    • Carpe
    • Honeylove
    • Hu Kitchen
    • Oats Overnight
    • Stasher

    On the App Store

    Free plan
    Free to install, with a $49 monthly minimum spend on messages
    Paid
    Growth $100/month, Professional $500/month, plus per-message fees
    Rating
    4.7 from 1,200 reviews
  3. #3

    Attentive

    Text and email messaging with signup units, personalization and strategy support.

    19 of the top 100

    About 410 of 46,000 advertisers, and about 7,000 stores overall.

    Brands that run it

    • Comfrt
    • Alo
    • Frank & Eileen
    • Lodge Cast Iron
    • Chirp

    On the App Store

    Free plan
    Free to install
    Paid
    No plans listed; pricing is quoted by Attentive
    Rating
    4.7 from 110 reviews

More rankings: Reviews · Every category

See what top brands run

Frequently asked questions

What are the best Klaviyo alternatives?
For SMS, Postscript and Attentive, which top brands usually run next to Klaviyo rather than instead of it. Among the 100 biggest DTC advertisers, Klaviyo is on 84, Postscript on 28 and Attentive on 19.
Postscript or Attentive?
Postscript lists its prices: free to install with a $49 monthly minimum, then $100 or $500 a month plus message fees. Attentive quotes each brand. Postscript is on more of the top 100 brands, 28 to 19.
Is Klaviyo free on Shopify?
Yes, to start. The free plan covers up to 250 profiles and 500 emails a month. Paid email plans start at $20 a month and SMS at $15, and both grow with your list.
Does Replo send my emails?
No. Replo reads your Klaviyo lists, campaigns and forms, adds signup forms to your site and drafts campaigns in Klaviyo for you to review. Klaviyo sends them.