TodayStock vs DeviceTestApp

TodayStock 面向行业B2B提供综合平台服务的独立电商品牌。平台为双边 B2B市场提供开放的信息服务、交易服务、质检及质保等服务。作为行业领先 品牌，希望为更多的商户，提供更高效、更放心的交易服务，解决线下交易痛 点，让二手生意更好做。 TodayStock拥有强大的验机体系，为平台交易的二手手机提供验机服务，推出适合B端流通的标准定级，严格把关送检商品质量。

DeviceTestApp is a professional iPhone hardware diagnostic tool designed for device inspection, repair, and second-hand trading. Launch a single test to automatically complete 29 core hardware checks and quickly determine device health. 【Key Features】 • 29 Comprehensive Tests: Charging, Wi-Fi, Bluetooth, Network, Touchscreen, LCD, Multi-touch, Face ID, Front/Bottom/Rear Microphones, Speaker, Vibration Motor, Standard/Telephoto/Ultra-wide/Front Cameras, Flashlight, NFC, Phone Call, Proximity Sensor, Volume Up/Down, Power Button, Mute Switch, Earpiece, Gyroscope, GPS Location • Automated Pipeline: Most tests auto-detect pass or fail, minimizing manual operation • Live Face Detection: Front camera live preview with TrueDepth sensor hardware-level validation • Report Upload: One-tap upload test reports to your PC management system • PC Remote Control: Remotely start tests, retest failed items, and adjust test order from your computer • Multi-language: Automatically switches between Chinese and English based on system language • Custom Order: Drag to rearrange test execution order based on your workflow • USB Offline Mode: Export test results via USB even without network 【Use Cases】 • Pre-sale inspection for second-hand phones • Post-repair functionality verification • Factory production line quality control • Enterprise batch device management 【Privacy】 This app only temporarily accesses camera, microphone, Bluetooth, and location hardware during testing. No personal data is collected, stored, or uploaded. All test data is saved locally or sent only to the user's self-hosted LAN server.