BuddyDev

BuddyPress Activity Autoloader plugin automatically loads activities when a user reaches at the bottom of the page. It just simulates facebook like infinite activity auto loading of activity with BuddyPress.

For more, Please read this blog post .

Disabling on Mobile Browsers:-

If you are using version 1.0.2 or newer, you can disable it on mobile browsers by putting this code in your bp-custom.php or your theme's functions.php

add_filter( 'bp_activity_autoloader_disabled', '__return_true' );

Github Repo Link: https://github.com/sbrajesh/bp-activity-autoloader