Understand subscriber list health
Generated by Klaviyo AI
This post explains how Klaviyo’s subscriber growth report centralizes visibility into how your email and SMS opt-in list is growing or shrinking. It outlines how to use channel, opt-in source, and exclusion source views to monitor list health, diagnose issues, and optimize how you acquire and retain marketing consent.
- Unified list visibility: The subscriber growth report consolidates data across email and SMS to show overall subscriber base size and changes over time.
- Opt-in source insights: Viewing the report by opt-in source reveals which channels and tactics are driving new subscriber acquisition.
- Exclusion source analysis: The exclusion source view highlights why previously subscribed customers are no longer eligible for marketing.
- Trend tracking over time: Tracking growth trends by channel over time helps identify what is working and what is not for maintaining marketing consent.
- Accessing the report: The report is available from the Profiles section via the “View Subscriber Growth” button in the top right.
The size of your reachable audience is intrinsic to the power of your marketing.
An active subscriber list is the cornerstone of campaigns and flows, driving engagement and ultimately revenue.
Until now, it was challenging to get a comprehensive view in Klaviyo of how your total subscriber list is growing or shrinking.
With Klaviyo’s new subscriber growth report, we bring everything you need to know to track the health of your opt-in list into one easy dashboard.

The subscriber growth report conveniently aggregates data from across email and SMS marketing channels, offering a holistic view of your current subscriber base and growth or shrinkage compared to prior periods.
Viewing the report by opt-in source lets you see how you’re acquiring new subscribers, while the exclusion source view tells you the reasons why previously subscribed customers are no longer eligible for marketing.
Whether you’re multi-national or a burgeoning brand, the subscriber growth report helps you keep your finger on the pulse of your customer base. By tracking growth trends by channel over time, identifying opt-in and exclusion sources, you gain invaluable insights into what’s working and what’s not to acquire and retain marketing consent, allowing you to identify issues and optimize for improvement.
Access the report today
You can find this report by navigating to Profiles, and clicking on the “View Subscriber Growth” button in the top right. Learn more about Klaviyo’s subscriber growth report here, or log in and check it out yourself!




