AppManager has usage statistics but no visualization as usagedirect if you want to compare and verify stats.
For blocking: there are “time limit” apps in f-droid, but they have no visualisation.
People have included the Googles “wellbeing” apk into roms, but you need to either root it or includeit at build time - GitHub - suwakowww/digital_wellbeing_port: Port Digital Wellbeing for AOSP-like ROMs