---
title: "Discussion on \"How WhatsApp Works Without Internet\" | Hashnode"
description: "Discussion on \"How WhatsApp Works Without Internet\". Learn how WhatsApp works offline using SQLite, local storage, caching, synchronization, and end-to-end encryption architecture."
url: "https://hashnode.com/posts/how-whatsapp-works-without-internet/6a14537c7d85e6a1afdde908"
---

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# [How WhatsApp Works Without Internet](https://howwhatsappworkswithoutinternet.hashnode.dev/how-whatsapp-works-without-internet?utm_source=hashnode&utm_medium=feed)

Learn how WhatsApp works offline using SQLite, local storage, caching, synchronization, and end-to-end encryption architecture.

May 25 · 7 min read · howwhatsappworkswithoutinternet.hashnode.dev  
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## Written by

[Shailja Yadav](https://hashnode.com/@shailja12)

@shailja12

  
[View profile](https://hashnode.com/@shailja12)

Learning by writing and coding.

I’m a full stack developer documenting what I learn through writing and code.

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