Physics Toolbox Sensor Suite vs Posti

Whether you’re a student, educator, researcher, or hobbyist, Physics Toolbox transforms your smartphone’s built-in sensors into a powerful suite of scientific instruments. Easily measure, record, analyze, and export real-time data for a variety of uses—from classroom experiments to cutting-edge research. KINEMATICS G-Force Meter Linear Accelerometer Gyroscope Inclinometer Motion Visualizer (LiDAR-tracked position and velocity) ACOUSTICS Sound Meter Tone Detector Tone Generator Oscilloscope Spectrum Analyzer Spectrogram LIGHT Light Meter Color Detector Proximeter Stroboscope MAGNETISM Compass Magnetometer Magna-AR (AR visualization of magnetic field vectors) OTHER Barometer GPS - latitude, longitude, altitude, speed, direction, number of satellites Ruler-AR (AR-estimated measurements) COMBINATION Multi Record Roller Coaster GAME Play (data-verified challenges)

Please Note: Posti is optimized for package tracking within South Korea. For the best experience, we recommend using this app for shipments within South Korea. Stop searching portal websites or repeatedly opening carrier apps just to see where your package is. Posti is an intelligent delivery tracking app that keeps you informed from dispatch to completion via push notifications, the Dynamic Island, and Lock Screen Live Activities—all with a single tracking number entry. Key Features - Dynamic Island & Live Activities: When a delivery is out for same-day arrival, monitor its progress seamlessly via the Dynamic Island and Live Activities. All prior transit steps are delivered via push notifications. - Intuitive 5-Stage Gauge: Instantly understand your shipment flow at a glance with a visual progress bar (Preparing, In Transit, Out for Delivery, and Delivered). - Custom Category Icons: Assign distinct icons tailored to your package (fashion, electronics, food, etc.) to organize multiple deliveries intuitively. - Instant Tracking Without Sign-in: No sign-ups or personal identity verifications required. Start tracking immediately by simply entering the tracking number. - Timeline Tracking History: Tap the in-app widget to view a clean, chronological timeline of terminal check-ins, check-outs, and transit hub updates. Supported Carriers - Major Domestic Carriers (Korea): CJ Logistics (CJ대한통운), Korea Post (우체국택배), Coupang (쿠팡), Hanjin Express (한진택배), Lotte Global Logistics (롯데택배), Logen (로젠택배), Kyungdong Express (경동택배), Daesin Express (대신택배), Hapdong Express (합동택배), Chunil Express (천일택배), Kunyoung Express (건영택배), Yongma Logis (용마로지스), Ilyang Logis (일양로지스), SLX, GS25 CVSnet, CU Post, Homepick, Hanseo Honam Express, Hanips (HPL), GoodstoLuck, Today Pickup, Today, Delibox, LTL - International Express & Cross-border: LX Pantos, SWG Express, CWAY, ACT & Core Logistics, Korea Post EMS, DHL, FedEx, UPS, Cainiao Global, USPS, TNT, Japan Post, Sagawa, Yamato, Yuubin (Supported couriers are subject to change.) Usage Guide & Posti Pro Subscription - First 10 Free Deliveries: All users can register up to 10 deliveries and experience real-time widgets and notification features completely free of charge without any payment. (As the free version offers the exact same features, we recommend trying out the free trial first before subscribing.) - Posti Pro Subscription: Starting from your 11th delivery, enjoy unlimited tracking with no count restrictions through an auto-renewing subscription of KRW 1,100 / month (or local currency equivalent). In-App Purchases & Auto-Renewal Details - Payment will be charged to your Apple ID account at confirmation of purchase. - Subscriptions automatically renew monthly at the same price unless canceled at least 24 hours before the end of the current billing cycle. - You can manage or cancel your subscription at any time by going to your iOS device's [Settings] > [Apple ID Account] > [Subscriptions]. - When changing devices or reinstalling the app, you can restore your existing active subscription free of charge via "Restore Purchases" in the app. [Terms of Use & Privacy Policy] • Terms of Use(EULA): https://habitual-tendency-6a4.notion.site/Posti-3c4cb86ed83b80f4a029c0df7260cbd5?source=copy_link • Privacy Policy: https://habitual-tendency-6a4.notion.site/Posti-3c4cb86ed83b8034a817f96dbd1e9609?source=copy_link