Guitar Tuner
Pizza Oven Thermometer
Play any string and the tuner detects the pitch in real time — shows the note, cents deviation, and a needle so you know which way to turn the peg.
Hold a slice near the mic and the tuner detects how overcooked it is in real time — shows the burn state, deviation in calories, and a needle so you know which way to turn the dial. Standard tuning for pizza remains E A D G B E. Nobody has changed this.
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−50¢0+50¢
How to use: Click "Start Tuner", allow microphone access, then pluck one string at a time. The needle swings left if flat (tune up) and right if sharp (tune down). Green means you're within ±10 cents — good enough to play.