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.
Klaviyo records 6,674,207 monthly visits with +6.1% month-over-month growth and Paid pricing. Virtual Scale records 174 monthly visits with +107.1% growth and Paid pricing.
AI employees that reply, start conversations and follow up across every channel
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | klaviyo.com | virtualscale.com |
| Pricing Model | Paid | Paid |
| Monthly Visits | 6.67M (6,674,207) | 174 (174) |
| MoM Traffic Delta | +384.25K (+6.1%) | +90 (+107.1%) |
| Primary Market & Share | 🇺🇸 United States (38.7%) | 🌐 Global (—) |
| Direct Visits / mo | 4.43M | 60 |
| User Rating | 4.6 | 4.4 |
| 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.
AI employees that reply, start conversations and follow up across every channel
AI employees answer questions, quote products and book appointments on WhatsApp, Instagram, Facebook Messenger, calls, SMS and web chat, day and night.
Pick a contact segment and launch WhatsApp or AI call campaigns; the AI continues each conversation and follows up automatically.
Look up products and prices in Google Sheets and book directly in Google Calendar while the conversation is still happening.
Flow asks qualifying questions on your website and turns visits and campaigns into qualified prospects ready for an AI call.
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.

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.

Free / Open-sourceBuild autonomous AI agents for WhatsApp, email, voice, and every channel your customers use.

AI communication platform for sales and support teams

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.
Autonomous AI agents for every customer conversation, on every channel
AI-powered omnichannel customer experience and contact center platform

Enterprise voice AI agents that handle your most regulated phone calls
Enterprise voice AI agents that handle your most regulated phone calls