Multi-connect your iPhone to WhatsApp!
There are many app about WhatsApp Web for iPhone, but this is PRO: really Ad-Free and without In-App Purchases.

It's simple:
1 > Open WhatsApp on your iPhone
2 > Settings > WhatsApp web > Scan QR Code
3 > You are done!

NOTES
- Optimized for iOS 10.0 on the iPhone 6 or newer.
- Unfortunately, this category of web-app does not allow to receive push notifications
- Previews are simply example screenshots

LEGAL NOTES
Messenger for WhatsApp PRO is an unofficial App and is not endorsed by or affiliated with WHATSAPP INC.
WhatsApp Messenger are copyrighted and trademarked © 2017 WHATSAPP INC. All Rights Reserved.
This reference application is intended purely to informational purposes and to assist user of the chat app, furthermore is intended to be used alongside the chat app.
Preview icons courtesy of icons8.com

SUPPORT
If you like, leave a good review to the AppStore! Thanks!
For critics, advice and support:
gabrielecarmina.it