Klaviyo records 6,674,207 monthly visits with +6.1% month-over-month growth and Paid pricing. Koolay records 358 monthly visits with -75% growth and Freemium pricing.
The AI-powered B2C CRM for email, SMS, and personalized marketing at scale
The operating system nonprofits run on — donors, grants, events and e-sign in one place
| Dimension / Metric | | |
|---|---|---|
| Official Domain | klaviyo.com | koolay.com |
| Pricing Model | Paid | Freemium |
| Monthly Visits | 6.67M (6,674,207) | 358 (358) |
| MoM Traffic Delta | +384.25K (+6.1%) | -1.08K (-75%) |
| Primary Market & Share | 🇺🇸 United States (38.7%) | 🌐 Global (—) |
| Direct Visits / mo | 4.43M | 142 |
| User Rating | 4.6 | 4 |
| Supported Platforms | Website | Website |
The AI-powered B2C CRM for email, SMS, and personalized marketing at scale
Every contact, event, and channel feeds one profile so segmentation, personalization, and reporting stay consistent.
An agent that plans calendars, drafts campaigns, audits flows, and recommends next actions using your business context.
Build campaigns and automated flows across email, SMS, RCS, WhatsApp, push, and social from one interface.
Forecast lifetime value, churn risk, and expected next purchase date to target the right customers at the right time.
The operating system nonprofits run on — donors, grants, events and e-sign in one place
EIN-matched grant search across 30K+ live opportunities, 1.9M nonprofits and 184K funders, with 990-PF funder dossiers and Why-GO scoring.
An AI grant writer grounded in your mission, budgets and past applications, plus a Kanban pipeline with deadline alerts and version history.
Donor CRM with lifetime value, segments, recurring giving and automatic receipts living beside donation pages and events.
A website/CMS, events, email, finance and e-signature tools running on one modern data model instead of a stitched stack.
SpecialistAutonomous enterprise AI agents and CRM intelligence powered by Salesforce Data 360 and Atlas.
SpecialistAutonomous enterprise AI agents and CRM intelligence powered by Salesforce Data 360 and Atlas.
Broader general-purpose email marketing features, but less specialized ecommerce data segmentation compared to Klaviyo.
Broader general-purpose email marketing features, but less specialized ecommerce data segmentation compared to Klaviyo.
Offers more integrated multi-channel tools like WhatsApp and live chat, but less advanced ecommerce predictive analytics.
Offers more integrated multi-channel tools like WhatsApp and live chat, but less advanced ecommerce predictive analytics.
Simpler and more affordable for basic newsletter design, but lacks advanced predictive segmentation and revenue analytics.
Simpler and more affordable for basic newsletter design, but lacks advanced predictive segmentation and revenue analytics.
The pro website builder with a design agent on a fully editable canvas
The pro website builder with a design agent on a fully editable canvas
Includes built-in landing page builders and webinars, but lacks Klaviyo's deep online store revenue attribution tracking.
Includes built-in landing page builders and webinars, but lacks Klaviyo's deep online store revenue attribution tracking.
SpecialistEmail marketing with AI send-time optimization to lift opens
SpecialistEmail marketing with AI send-time optimization to lift opens
Provides exceptionally powerful CRM automation workflows, but has a steeper learning curve for simple email campaigns.
Provides exceptionally powerful CRM automation workflows, but has a steeper learning curve for simple email campaigns.
AI website builder that designs, hosts, and runs your whole site
AI website builder that designs, hosts, and runs your whole site
AI website builder that turns a chat prompt into a launched business site
AI website builder that turns a chat prompt into a launched business site
AI tools to fund, launch and grow your small business
AI tools to fund, launch and grow your small business
Agentic AI website builder you can host, sync or export
Agentic AI website builder you can host, sync or export
