Use APKPure App
Get Peerchat Lan Messenger old version APK for Android
Peerchat هو خدمة الرسائل التي تعمل في أي مكان.غير مطلوب الإنترنت.
PeerChat is a simple a app that lets you send messages to people near you. Send to your friends in a LAN network or when connected to the internet. It is optimized to use very little data on mobile networks. It also works on LAN so you don't need internet access.
And its all free.