Diagnose a drop in DAU

Question

The activation rate dropped by 15% this week. Walk through your investigation process.

Codemia · Accepted Answer

To address the 15% drop in Daily Active Users (DAU) this week, we need to frame the problem by first identifying potential causes. This could stem from recent software updates, changes in user engagement patterns, or external factors such as market competition or seasonality. We should analyze user behavior before and after the drop to identify trends, such as changes in app usage frequency, session length, or feature engagement. Additionally, segmenting users into categories (e.g., new users, returning users, and churned users) will help us pinpoint where the drop occurred.

Users of Apple's services are typically tech-savvy individuals who value seamless integration across devices. Important factors for this product include user experience, performance, and privacy features. Given the recent drop, we must consider user personas: new users might be struggling with onboarding, while returning users could be disengaging due to a perceived lack of value or feature updates. Understanding recent competitive moves, like feature launches by similar apps, is crucial as these can also affect user retention and engagement.

I recommend implementing a targeted user engagement campaign that focuses on personalized notifications and onboarding enhancements. This could include a re-engagement strategy for returning users who haven't logged in recently, highlighting new features and benefits. For new users, we can enhance the onboarding experience by simplifying it and incorporating interactive tutorials that guide them through key functionalities. These actions are likely to improve user activation rates and ensure users recognize the value of the product more quickly.

To assess the effectiveness of our proposed solution, we should track the following metrics: 1) Activation Rate: Percentage of new users completing the onboarding process within the first week. 2) Churn Rate: Percentage of users who stop using the app after the re-engagement campaign. 3) Daily Engagement Rate: Average time spent in the app per user per day. 4) Feature Adoption Rate: How many users engage with newly highlighted features after the campaign. 5) Net Promoter Score (NPS): To gauge user satisfaction and likelihood of recommending the app.

Implementing the proposed user engagement campaign has trade-offs. Firstly, enhancing onboarding may require additional development resources and time, potentially delaying other feature releases. Secondly, if the re-engagement campaign is not personalized enough, it may annoy users and lead to a further drop in DAU, which we need to mitigate through effective A/B testing. Lastly, focusing heavily on new features could divert attention from fixing existing bugs that may be causing user frustration, so we must ensure a balanced approach.

Diagnose a drop in DAU

Apple

What the Interviewer Expects

Key Topics to Cover

How to Approach This

Possible Follow-up Questions

Sharpen Your Skills on Codemia

Sample Answer

Problem Framing

User & Market Context

Submit Your Answer

Apple Product Manager Interview Guide

Related Questions

Diagnose a drop in NPS

Design metrics for offline mode

Design metrics for social features

Design metrics for Walmart Connect

Diagnose a drop in retention