Tune by pitch, find tempo by tapping, and practice with a clean metronome click.
Open Simple Guitar Tuner and allow microphone access. Use it for standard tuning (E A D G B E).
Open Pitch / Hz Viewer and allow microphone access. Use it to tune a note or check intonation quickly.
If you have a song in mind, tap along in Tap Tempo to get an approximate BPM.
Set that BPM in Simple Metronome and practice with a steady pulse.
Tap a groove to get ~92 BPM, then set the metronome to 92. Use pitch viewer to quickly tune to A4 (440 Hz).