The query refers to a modified (MOD) version of the Speedtest by Ookla app, specifically version 4.7.7, which claims to offer "Premium Unlocked" features for free.
Capability to measure bitrates and buffering for streaming services. Understanding "MOD Premium Unlocked" speedtest-4-7-7-pro-apk-mod-premium-unlocked-free-download
Since the app is modified by an unknown party, your network data and IP address may be logged or redirected. The query refers to a modified (MOD) version
The removal of banner and interstitial ads. specifically version 4.7.7