January 2026 Summaries

Knock leverages its customer engagement infrastructure to tailor onboarding emails based on user roles and behaviors, addressing the common challenge of generic email sequences that fail to cater to individual user needs. By using sophisticated sending logic and accessing product usage data, Knock dynamically adjusts its messaging workflow to guide new users through key onboarding actions, such as connecting messaging channels and creating workflows. The process involves identifying critical onboarding moments, syncing relevant product data, and employing branching logic to determine which emails to send, based on user activity. Intelligent delays and timezone-aware send windows ensure messages are delivered at optimal times. This approach shifts from a fixed sequence to a behavior-responsive system, aiming for targeted, well-timed interventions to enhance product adoption. Early results indicate a more effective activation strategy, with plans to further refine the process by measuring user interactions with each step.

As companies outgrow HubSpot due to scaling costs, limited control, or the need for additional messaging channels, several alternatives have become popular. HubSpot remains a strong choice for small, traditional marketing teams focusing on email marketing and CRM, but many technical teams now prefer specialized tools that offer greater control and cross-channel messaging capabilities. Alternatives like Knock, Customer.io, Braze, Iterable, ActiveCampaign, Klaviyo, and Sendbird provide various strengths, from programmable messaging infrastructure and behavioral automation to real-time engagement and ecommerce integration. Knock, for example, is well-suited for product-led teams needing cross-channel messaging infrastructure, while Braze is ideal for consumer apps requiring large-scale engagement. These alternatives address HubSpot's limitations, such as developer flexibility, event-driven messaging, pricing structure, and cross-functional collaboration. Each platform offers unique features that cater to different team needs, such as Knock's advanced workflow functions and Customer.io's behavioral triggers, allowing teams to choose based on their specific requirements and goals.