Provides tools for and electronics calculations. Users can compute resistance, voltage, current, and power. Includes resistor color code conversion and voltage drop calculations aligned with NEC/IEEE standards. Supports USCS and SI units.
Measure sound levels with a precision instrument featuring a . Calibrate against professional dB meters. Log noise data and set decibel thresholds. Display real-time sound level readings and frequency analysis.
Learn about emergency transport, agricultural machinery, construction equipment, and military vehicles. Identify and name 15 different vehicles including ambulances, fire engines, police cars, and helicopters.
Use binaural tones to induce mental states for focus, learning, and creativity. Play ambient backgrounds and combine with music or audiobooks. Create custom iTunes playlists. Set gentle alarm sounds. Requires headphones for optimal effect.
Measure altitude using barometric pressure without GPS. Display real-time altitude readings. Track pressure changes over time. Set altitude alerts. Sync with Apple Watch for stand-alone use.
Monitor seismic activity in real time with precise data. Adjust sensitivity to detect vibrations or filter noise. Receive alerts for significant seismic events. View historical data and track patterns over time. Share recordings and data with others.
Ads while browsing websites. Prevent YouTube ads when visiting youtube.com via Safari. Supports four languages: Vietnamese, English, Chinese, and Spanish. Automatically detects user phone language.
Design and test electronics projects in a virtual workspace. Simulate circuits using over 150 components and 1,000 reference boards. Adjust 3D models and view physics-based interactions. Export project data and share designs.
Learn through interactive books, audiobooks, videos, and flashcards. Complete worksheets and play educational games. Track progress and access content tailored for PreK to 9 learners. Sync with academic experts for structured language development.