Klaviyo vs Justuno
Side-by-side from the Top 11 rankings of The 11 Best Marketing Automation Software (2026) and The 11 Best Shopify Apps for Conversion Rate Optimization. Last verified June 7, 2026.
The short answer
Klaviyo ranks higher on Top 11 (#3 vs #10) for Marketing managers choosing marketing automation platforms (HubSpot vs Marketo vs ActiveCampaign vs Klaviyo) / Shopify merchants improving funnel conversion. The gold standard for e-commerce, with deep data integration and powerful segmentation for online stores.
At a glance
| Klaviyo | Justuno | |
|---|---|---|
| Top 11 rank | #3 / The 11 Best Marketing Automation Software (2026) | #10 / The 11 Best Shopify Apps for Conversion Rate Optimization |
| Score (out of 9.4) | 8.9 | 7.9 |
| Best for | E-commerce & DTC brands | AI-powered personalized popups |
| Pricing | $$ ($60 to $1,955/mo) | $$ ($29 to $499+/mo) |
| HQ | Boston, USA | San Francisco, CA, USA |
| Founded | 2012 | 2010 |
Klaviyo
The gold standard for e-commerce, with deep data integration and powerful segmentation for online stores.
www.klaviyo.comSee full entry in The 11 Best Marketing Automation Software (2026)
Justuno
An advanced platform for intelligent popups and personalized on-site promotions.
www.justuno.com/See full entry in The 11 Best Shopify Apps for Conversion Rate Optimization
Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.