Klaviyo vs Retention.com
Klaviyo and Retention.com are both email and SMS tools. Of the 851 stores we index, Klaviyo is on 470 (55%) and Retention.com on 10 (1%). 9 stores use both.
Klaviyo and Retention.com on the stores we index
Show the data
| Only Klaviyo | 461 |
|---|---|
| Only Retention.com | 1 |
| Both | 9 |
Klaviyo
On 470 of 851 stores (55%)
Klaviyo is a marketing platform that brings customer data together with email, SMS, WhatsApp and mobile push. For a Shopify store, it syncs customer, product and order data to trigger flows, build segments and report on revenue. It also includes an AI campaign builder and a support agent.
- Email, SMS, WhatsApp and push from one customer profile
- Native Shopify integration with real-time data sync
- AI agent that builds campaigns and flows from a prompt
- Pre-built email templates and flow automations
- RFM segmentation and product recommendations
- Cross-channel revenue attribution
What it costs
Prices not published on its site · Free plan
From Klaviyo's own features page and features page, checked 1 Nov 2026. Prices change, so check them before you buy.
Retention.com
On 10 of 851 stores (1%)
We haven't checked Retention.com's features and prices yet.
Switches
No stores we index have switched between Klaviyo and Retention.com yet. We record what each store uses at the end of every month, so switches show here as they happen.
By platform
| Platform | Klaviyo | Retention.com |
|---|---|---|
| Shopify | 440 | 10 |
| Salesforce Commerce Cloud | 9 | 0 |
| Adobe Commerce (Magento) | 6 | 0 |
Stores using each, where the two have at least 3 between them.
By industry
| Industry | Klaviyo | Retention.com |
|---|---|---|
| Fashion and accessories | 112 | 3 |
| Beauty and skincare | 83 | 2 |
| Home and furniture | 42 | 2 |
| Sports and outdoor | 44 | 0 |
| Food and drink | 41 | 0 |
| Gifts and stationery | 35 | 0 |
| Health and wellness | 33 | 1 |
| Kids and baby | 29 | 1 |
| Pets | 28 | 0 |
| Tech accessories | 22 | 1 |
Stores using each, where the two have at least 3 between them.
Read more
- What email tool is used the most on ecom stores?
Klaviyo is the most detected email and SMS tool in our sample of 731 stores, with Attentive second, and Shopify stores are far more likely to run one than other platforms.
- A/B testing tools for Shopify compared
A factual look at how A/B testing tools fit into Shopify, what Intelligems and AB Tasty say they test, how scripts affect speed, and how to choose.
All the alternatives to Klaviyo · All the alternatives to Retention.com
Of the stores we index, not the whole market, and not a ranking of which tool is better. Found in each store’s public pages, so the real numbers may be higher. How we measure