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.
| App | Top 100 brands | All 46,000 advertisers | Stores running it |
|---|---|---|---|
| Klaviyo | 84 | about 2,000 | about 200,000 |
| Postscript | 28 | about 230 | about 13,000 |
| Attentive | 19 | about 410 | about 7,000 |
#1
Klaviyo
Email and SMS flows built on your Shopify customer and order data.
84 of the top 100About 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
Postscript
SMS marketing for Shopify stores: campaigns, automations and subscriber growth tools.
28 of the top 100About 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
Attentive
Text and email messaging with signup units, personalization and strategy support.
19 of the top 100About 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
Brand ads
The Meta ads the biggest DTC brands are running right now.
Top brands
The DTC brands running the most Meta ads, by category.
Ad landing pages
Where top brands send their ad traffic, and which pages they pick.
Landing page examples
Real DTC pages ranked by the Meta ads linking to them.
Templates
Start a page from a template and connect your apps to it.
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.