Product design question
You are the PM for iPhone iOS. Design the next generation iOS with two goals in mind: increasing the number of upgrades to this iOS on existing iPhones & converting Android users to iPhone.
- Meta
- Product design
- Hard
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What this question tests
Product strategy balancing two distinct goals with different user bases and constraints.
How to approach it
- Separate the two goals clearly: retaining and upgrading existing iPhone users versus converting Android users, since they need different levers.
- For existing users, prioritize compelling new capabilities (camera, AI features, battery efficiency) that make the upgrade feel necessary, not cosmetic.
- For existing users, reduce upgrade friction: seamless data migration and backward compatibility assurances for older devices.
- For Android converts, prioritize familiar cross-platform features (like improved messaging interoperability) that lower the switching cost.
- For Android converts, highlight ecosystem lock-in benefits, like seamless integration with other Apple devices, as the switching incentive.
- Define success metrics: iOS upgrade adoption rate among existing users, and Android-to-iPhone switcher rate, tracked separately since they need different tactics.
What a strong answer includes
- Explicitly treats the two goals as requiring different features and messaging, not a single unified feature list.
- Names a concrete retention lever, like AI-powered camera features, as a reason for existing users to upgrade.
- Names a concrete conversion lever, like improved cross-platform messaging, addressing a well-known real friction point for switchers.
- Tracks the two audiences with separate metrics, avoiding a blended number that would hide which goal is succeeding.
Common mistakes
- Treating both goals as solved by the same generic feature list without differentiating the two audiences.
- Ignoring measurement, blending both audiences into one metric that hides real performance.
Likely follow-up questions
- Which goal would you prioritize if resources were limited?
- How would you measure success separately for each audience?
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Learn the skill behind it
Chapters of the AI PM course that teach what this question tests.
- Chapter 4: Discovery and strategy for AI products
- Chapter 7: AI UX and human oversight: design for a system that is wrong sometimes
- Chapter 14: Get the job: the AI PM interview loop