A 4-band parametric stereo equalizer with peak, low-shelf, and high-shelf filters. Adjust gain, frequency, and Q for each band. View real-time frequency response graphs. Apply effects for subtle enhancements or aggressive boosting.
Analyzes audio using Fast Fourier Transform to display amplitude vs. frequency graphs. Displays detailed spectral analysis in octaves. Supports iOS microphone or external microphones for accurate measurements.
Receive real-time KVM readings via WiFi. Connect to multiple KVM devices from one iOS device. Save and share collected data. View graphical representations of test results. Display RMS, peak, peak/sqrt 2, DC, crest factor, and frequency measurements.
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 sound levels in decibels using device microphone. Display average, max, and min decibel values. Show real-time peak and average graphics. Calibrate for accurate readings. Choose measurement frequency. Record audio and save files.
Create and edit musical scores with multi-staff and multi-voice editors. Add notes and chords using the Pencil tool. Transpose sections with vertical drag. Use On-Screen piano for quick composition. Select and adjust elements with the Select tool.
Tune strings with real-time pitch display in Hz. Adjust A4 calibration between 415 Hz and 466 Hz. Use tuning fork feature and advanced settings via in- purchase. LED indicator highlights tuned strings. Supports standard and drop D tunings.
Play music files from iTunes library and device storage. Adjust quality using the AQS-XI sound engine. Customize sound with equalizer, virtual surround, and cross fader.
3 is a multi-channel signal analyzer and data acquisition tool. It allows users to capture, analyze, and visualize audio and vibration signals. Features include real-time spectrum analysis, waveform display, and export of data in various formats.