What are some alternatives?
When comparing Pushover and Pushbullet, you can also consider the following products
AirMore - AirMore is a cross-platform toolset that can help you manage any Android device wirelessly.
AirDroid - Access Android phone/tablet from computer remotely and securely. Manage SMS, files, photos and videos, WhatsApp, Line, WeChat and more on computer.
Gotify - a simple self-hosted server for sending and receiving messages
Mobizen - Use your Android from a web browser or desktop.
Join - Join is a marketplace for influencers and advertisers to collaborate.
MyPhoneExplorer - WHAT IS MY PHONE EXPLORER? Imagine if your PC could be used to keep track of your mobile phone? How would you utilize a PC client that connects to your phone? Read more about MyPhoneExplorer.