YapieEnd-to-End Encryption Explained in Plain English
What end-to-end encryption actually protects, what it doesn't, how it differs from encryption in transit and at rest, and why some chats are stored on servers instead.
Explainers
7 articles
Getting Message Notifications Without Google Play Services
Why most Android apps depend on Google for push notifications, what happens on phones without Google services, and how Yapie delivers messages and calls anyway.
How "Find Friends" Works Without Uploading Your Address Book
Messengers match your contacts to show who's on the app. Here's how hashed contact discovery works in Yapie, what it protects, and how "contact joined" notifications work.
How Peer-to-Peer Calls Work (WebRTC Explained Simply)
What happens when you press call? A plain-English explanation of WebRTC, peer-to-peer connections, STUN and TURN servers, and why direct calls feel faster.
How Yapie's Recovery Vault Keeps Your Chats Safe Forever
What the recovery vault is, what it stores (and deliberately doesn't), how it's compressed and protected, who can access it, and how a recovery works step by step.
Read Receipts Explained: Grey Ticks, Blue Ticks and Green Ticks
What do one tick, two ticks, blue ticks and green ticks mean? A clear guide to sent, delivered and read receipts across messengers — and why Yapie uses green for read.
What Is a Web App (PWA)? Install Yapie on iPhone, Windows and Mac
Progressive web apps install from the browser, get their own icon and window, work offline and send notifications. How to install Yapie as an app on iPhone, iPad, Windows, macOS and Linux.