Touchless Countdown vs 万能計算機@ 式が見れる電卓

Countdown without touching *This app uses the proximity sensor located next to the front camera. The proximity sensor detects when your hand is close to the front camera, allowing you to operate the app without touching it. 1. Tap the button for the time (seconds) you want to count down. 2. Hold your hand near the front camera to start the countdown.

計算式と履歴を一覧で確認できる電卓アプリです。 入力した式をそのまま残せるため、計算の見直しや確認が簡単に行えます。 複数の計算結果から、合計・平均・最大値・最小値などを自動で集計。 日常の計算から、数字の確認・整理まで直感的に使えます。