AirDroid allows you to access & manage your Android phone or tablet from Windows, Mac or the web, wirelessly, for free.

KDE Connect provides several features to integrate your phone and your computer.

Pushbullet is a service that acts as a bridge between your mobile and desktop OSes, sets the gold standard for developer updates.

Pushover is a simple push notification service that integrates easily into web apps like IFTTT, network monitors like Nagios, shell scripts, servers, etc.

Join allows you to easily do stuff remotely on your Android and PC devices like SMS, notifications, clipboard, and much more.

MightyText is a messaging app that enables users to send and receive text and MMS messages via computers and android phones.

Pushline is an app for Android to PC/Mac Notifications' Mirroring and Phone control.

Wondershare MobileGo is a super mobile toolbox which can help manage both Android and iOS mobile devices effectively and with ease.