Generate tones with precise frequency
Udio tones with customizable frequency settings from 15Hz to 22KHz. Choose between sine, square, sawtooth, and triangle waveforms. Create and save custom presets. Control playback from notification drawer, lock screen, or headset buttons.
Showing 361–380 of 1,000 ranked alternatives.
Pedro Daniel Macalupu Cumpen
Tune cello with precise frequency display.
The app displays the exact sound frequency in Hz for cello tuning. It offers calibration options and visual indicators for tuned strings, suitable for all skill levels.
Ali Faruk Kucukmumcu
Generate addresses
Create addresses without registration. Receive and manage emails through generated addresses. Delete emails instantly to protect privacy. Forward emails to permanent accounts. Set expiration dates for addresses.
SOFT LTD
Adjust with swipe gestures
Generate frequencies between 1Hz and 25,000Hz. Adjust using swipe gestures or arrow buttons. View real-time wave visualizations. Test hearing range by listening to tones within 20Hz to 20,000Hz.
Hsing-Fu Hsueh
Tune instruments with frequency selection
Allows users to calibrate piano sound by clicking an open string and adjusting with their instrument. It displays pitch for individual strings, indicating signal high or low. Includes tuning modes like Standard, 5th Suite, and Zoltán Kodály.
Hsing-Fu Hsueh
Tune instruments with precision and noise filtering
Tune instruments with auto noise filtering. Select frequency and tuning settings. Display pitch for each string as high or low. Calibrate piano sound using an open string. Adjust A4 frequency between 428 and 452.
DSP Mobile UG (haftungsbeschraenkt)
Sound pressure level and frequency analyzer.
The app offers sound pressure level (SPL) measurement with industry standard response times and weighting functions. It also provides a real-time audio analyzer with selectable bandwidths and FFT block sizes.
DEXUS Pawel Krzywdzinski
Analyze frequency response
Analyze signals with real-time octave RTA. Display frequency response using RMS values across full, 1/3, 1/6, and 1/12 bands. Measure SPL in dBFS. Support FFT with adjustable window sizes. Sample at 44.1kHz, 48kHz, or 96kHz.
Planet Coops Ltd
Calculate fares and track trips
Calculate fares with realistic LED display and over 200 predefined presets for 40+ countries. Download latest presets, customize up to 10 tariffs, and lock settings. Manage calendar-controlled pricing.
Hsing-Fu Hsueh
Tune instruments with pitch feedback
Allows users to adjust and calibrate instrument pitches. Select frequency and tuning settings. Display pitch for each string indicating signal high or low. Calibrate piano sound using an open string. Adjust A4 frequency between 428 and 452.
Samuel Rodas Aroche
Flashlight, timer, and more
Provide lighting with multiple modes including slider, toggle, and custom presets. Use strobe mode with adjustable speed. Activate SOS mode for emergency signals. Display full-screen color light for ambient purposes.
Jerry Agin
Record pitch, display graph, save history
Record and visualize pitch with a scrolling graph display. Adjust temperament settings to Equal, Just, or Pythagorean. Store recorded sessions for review. Compare played notes against reference tones.
Eisaku Nozu
Analyze sound waves and frequencies
Displays sound waveforms and spectra using Fourier transform. Identifies frequency characteristics and detects peaks. Supports pinch zoom gestures for detailed analysis. Assists in sound adjustment and howling prevention.
Sergii Nesterenko
Record and play animal calls
Record and play realistic and distress calls for . Create custom sequences with adjustable delays and loop playback. Supports screen lock and works offline. Includes a library of natural vocalizations for predator scouting and training.
MERIT LI-LIN ENTERPRISE CO., LTD
Remote video for LILIN products
The app provides remote live monitoring for LILIN NVR, DVR, and IP camera products. It supports features like PTZ control, two-way audio, and remote playback of recordings.
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