Head-to-head
Kit vs Retention Science
Two leading email marketing / automation tools, compared on pricing, features, and editorial fit. Updated for 2026.
Retention Science
A.I.-driven email and SMS automation for ecommerce
Custom pricing
Visit Retention ScienceAt a glance
| Kit | Retention Science | |
|---|---|---|
| Tagline | Email marketing for creators. | A.I.-driven email and SMS automation for ecommerce |
| Pricing model | Freemium | Enterprise |
| Starts at | Free | Custom |
| Founded | 2013 | — |
| AI-native | ||
| Categories | Email Marketing, Automation | Email Marketing, Customer Data Platforms, Automation |
| Vendor claimed |
Quick take
Pick Kit if you need email marketing for creators. Pick Retention Science if you need a.i.-driven email and sms automation for ecommerce.
Browse more
Kit alternatives →
Browse more
Retention Science alternatives →
Frequently asked
- Is Kit better than Retention Science?
- It depends on your use case. Kit is email marketing for creators, while Retention Science is a.i.-driven email and sms automation for ecommerce. See the comparison above for which fits your team.
- What's the price difference between Kit and Retention Science?
- Kit is free. Retention Science uses custom pricing.
- Can I migrate from Kit to Retention Science?
- Most tools in this category support data import via CSV. For complex migrations, both vendors offer onboarding assistance on higher-tier plans.