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android
Duolingo's Retention Magic: Where Code Meets Human Psychology
A deep dive into how Duolingo achieves exceptional user retention through masterful design and psychology
August 20, 2025Ritesh Singh4 min read min
8 TopicsQuick Read
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android
Unveiling WhatsApp's Secret: How It Stays Alive in Your Phone's Background
Discover the hidden mechanisms that keep WhatsApp running silently in the background powering instant messages, calls, and sync without draining your battery.
August 19, 2025Ritesh Singh4 min read min
8 TopicsQuick Read
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