Description: OpenSignal is a free app that allows users to map cellular, Wi-Fi, and other signals in their area. It crowdsources data from users' devices to build maps showing the coverage and performance of various networks.
Type: software
Description: Pushover is a simple but powerful notification service. It allows users to receive notifications across devices, including iOS and Android mobile devices. Common uses are for server monitoring, application alerts or reminders.
Type: software