Insider One (formerly Insider) is an AI-powered customer engagement platform that brings together marketing automation, customer data, and personalization capabilities in one unified platform. It was recognized as a leader in The Forrester Wave and IDC MarketScape for AI-enabled marketing platforms.

Insider One combines customer data, automation, and messaging channels in one platform, building 360-degree customer profiles from web, app, CRM, and backend events. Email features include a modular editor, dynamic personalization, real-time previewing, and AI-powered personalization tied to behavior, cart activity, browsing intent, and more. The omnichannel marketing platform offers deep segmentation, AI-powered predictive capabilities, and 120+ behavioral attributes to maximize personalization and enhance ecommerce email marketing.
#1 Platform for AI-Powered Customer Engagement
Insider One is a customer engagement AI platform that unifies CDP, personalization, and journey orchestration to engage customers across 12+ marketing channels.
Service-oriented platform for secure, data-driven email marketing
Founded
Inxmail is a data-driven email marketing platform serving 2,000+ customers with sophisticated campaign management, transactional emails, and automated trigger emails since 1999. Based in Freiburg, Germany with GDPR-compliant EU servers.
Cross-channel marketing and customer journey platform
Founded
G2 Rating
Starting Price
Iterable is a cross-channel marketing platform that enables brands to create and optimize customer journeys across email, SMS, push, in-app, and web channels with data-driven personalization.