The multi-account feature is currently available through the latest WhatsApp beta updates for iOS (version 25.34.10.72 or newer). It is rolling out gradually, and eligible users can add a second account directly from the settings menu.

To install a duplicate WhatsApp on your iPhone via an IPA file, you typically need to use a sideloading tool to bypass the App Store's restriction of one instance per app. This process allows you to run two separate WhatsApp accounts—such as a personal and a work number—on the same device without needing to log out. Core Concept of WhatsApp Duplication

Some third-party "app stores" offer pre-signed duplicate IPAs, but these are frequently revoked by Apple.

– All iOS apps must be signed with a valid certificate. Your free developer profile will sign the modified IPA. Sideloadly automates this.

With the rise of app cloning techniques, users can have multiple instances of an app on their device. This can be particularly useful for users who wish to keep separate accounts or utilize different app versions for various purposes.

Once finished, the AltStore app will appear on your iPhone home screen. Step 3: Prepare Your iPhone

Here is a comprehensive guide to understanding, preparing, and installing a duplicate WhatsApp IPA on iOS. Understanding WhatsApp IPA Duplication

Developers and users alike should stay informed about the latest security practices, updates, and terms of service changes.

Sideloadly is a desktop-based alternative to AltStore that directly injects and installs IPAs from a Windows or macOS computer.

– Obtain the WhatsApp Duplicate IPA file from a trusted source. The official Watusi repository provides pre-compiled IPA files specifically engineered for sideloading.

AltStore generally manages one instance of an app, so you must modify the IPA before importing it. Use an online tool or a Mac app (like ) to change the IPA's bundle ID.