MobiPerf is an open source application for measuring network performance on mobile platforms. You can measure your network's throughput and latency, as well as other useful network metrics. MobiPerf also performs measurements at regular intervals in the background.
The data is collected either anonymously or from your selected account, which allows you to see your own data here. The user credentials collected are not shared outside of this site, and any data used in research projects in universities are anonymized before use.