A Pinterest Progressive Web App Performance Case Study | Responsive Web Design

A Pinterest Progressive Web App Performance Case Study

Pinterest’s new mobile web experience is a Progressive Web App. In this post we’ll cover some of their work to load fast on mobile hardware by keeping JavaScript bundles lean and adopting Service Workers for network resilience.

Over 3 months, Pinterest rebuilt their mobile web experience using React, Redux and webpack. Their mobile web rewrite led to several positive improvements in core business metrics.

Time spent is up by 40% compared to the old mobile web experience, user-generated ad revenue is up 44% and core engagements are up 60%:

An excerpt from A Pinterest Progressive Web App Performance Case Study

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