Apps Like dB Meter & Spectrum Analyzer for iPhone and iPad
Measure sound levels and analyze frequencies
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.
by Vlad Polyanskiy★ 4.7865 ratingsUtilities$29.99Data updated 2026-09-08
Measure ambient noise levels with a professional-grade . Record and analyze sound data. Classify noise sources using AI. Display real-time noise visualization. Detect and log noise with a weighted measurement engine.
Measure illuminance, color temperature, PPFD, PAR, DLI, and luminous flux in real time. Access a library of sources for accurate calculations. Use the built-in calculator for precise results. No additional equipment required.
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.
Measure levels in lux and foot candles with real-time color temperature readings. Calculate daily integral for plants. Track average and maximum values. Adjust shooting settings based on measured data.
Measure lengths with a virtual ruler. Use protractor, plumb line, and spirit level for angles and alignment. Check elevation, air pressure, and location. Monitor decibels. Convert ordinal dates to calendar dates.
Generate tones between 50 Hz and 30,000 Hz for testing or tuning. Track environmental noise levels and detect harmful sound pressure. from phone speakers using sound waves to restore sound clarity.
Analyze audio in real time with RTA bar and line graphs, FFT, and spectrogram views. Display peak and current dB levels. Choose linear or logarithmic scales. Adjust octave settings and access a sleek, functional interface.
With precise noise level detection. Monitor sound in real time with live audio updates. Calibrate for accurate readings using reference tones. Switch between light and dark modes for visibility.
Monitor ambient levels in real time using the microphone on Apple Watch Series 4 or later. Display decibel levels on a meter and indicate if the environment is “OK” or “Loud.” Add the as a complication to your watch face for quick access.
Detect electromagnetic fields in real time using your phone's sensors. Identify risk zones in workspaces, bedrooms, and living areas. Measure EMF levels from devices like computers, fridges, and phones.
Scan surroundings using the device camera to create real-time 3D floorplans. Add measuring points to calculate distances, lengths, surfaces, and areas. Export plans with measurements in PDF format.
Measure levels in real time using decibels. Display minimum, average, and maximum values. Stop and reset the measurement. Customize background and text colors.
The app transforms an iPhone into a sound level meter, offering dual-input measurement and a contextual reference guide. It provides long-term data logging for up to 12 hours and allows for CSV file export.
The app provides real-time spectrum, spectrogram, oscilloscope, and octave RTA analysis. It offers visual representations of ultrasounds with adjustable settings and allows for transposed listening and slowed-down playback of inaudible sounds.