Measure ambient levels with real-time readings and track maximum and average levels. Record data for each test. Keep screen on during measurements. Features a simple and intuitive interface.
by 标勇 张★ 4.732 ratingsUtilitiesFreeData updated 2026-09-06
Explore car with realistic roars, startup growls, and revs from over 500 vehicle models. Test automotive knowledge with quizzes. Add new car models weekly. Play sound effects and compare noises. Share favorite via social media.
Track distance and pace in Run/Walk Mode with mile beeps. Monitor average and current speed in Bike Mode. Driving Mode provides detailed tracking for data export. Supports both miles and kilometers.
Measure acceleration, orientation, and motion with built-in sensors. Record and analyze real-time data for experiments. Detect and generate sound tones. Visualize audio waveforms. Export measurements and graphs for scientific use.
Measures real-time color temperature and illuminance levels. Users can adjust settings for different lighting conditions. The allows for manual calibration and displays precise readings. It supports multiple units and offers customizable alerts.
Use sound waves to eject and remove dust from device speakers. Select cleaning modes for removal, dust cleaning, or debris clearance. Initiate cleaning processes directly through the interface.
– uses AR to display a digital protractor and on the device screen. Users can precisely, calibrate the , and save measurements. The supports both indoor and outdoor use for accurate readings.
Test and improve device sound quality with frequency analysis and equalizer settings. Clean speakers and remove trapped or dust. Adjust audio output for clearer sound and better microphone performance.
Play sounds at defined frequencies between 0Hz and 25kHz. Use the noise meter to measure sound levels. Test speakers with quality audio for sound output.
Capture photos with real-time color temperature readings in . Adjust settings for accurate color representation. Save measurements with notes and access detailed documentation. Support rear and front cameras. Available in multiple languages.
Record EMF levels using device sensors. Analyze data with interactive charts. View real-time measurements via gauge and diagram. Automate long-term recordings. Export and share results. Track EMF patterns for research.
Calculate component values for desired corner frequency, resistance, capacitance, or inductance. Find combinations of resistors, capacitors, and inductors. View detailed calculations and formulas. Export results. Remove ads with PRO version.
Measure levels in real time to track exposure. Alert users when sound exceeds safe limits. Provide guidance on protective measures like ear plugs and headphones. Log daily exposure and offer tips for hearing protection.
Measure magnetic field strength using the device's built-in sensor. Display real-time trends of magnetic field values. Trigger sound alerts when levels exceed a set threshold. Option to disable audio notifications.
Track household noise levels, log moods, document meals, and assign accountability for loud behavior. Set daily goals, receive feedback, and view progress reports to promote family communication and emotional awareness.