Decode Morse code audio into text by accessing the microphone and placing the device near the audio source. The automatically detects frequency and speed, displaying real-time text in a bottom panel. Use the lock icon to secure the interface.
by Georgi Gerganov★ 4.371 ratingsUtilitiesFreeData updated 2026-09-06
Measure sound intensity with a dB meter. nd test sound frequencies using a tone generator. Assess speaker balance with a stereo test. Evaluate response with a test. Monitor audio output quality for accurate sound performance analysis.
Scan and create QR codes using your device’s camera. Decode various formats and generate codes for links, text, contacts, and more. Save a history of all scanned and created codes for easy access and organization.
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.
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.
Visualize sound frequencies over time with a time-frequency graph. Adjust color intensity to represent sound levels. Use for analyzing vocal tones, animal calls, and identifying household noises.
AUv3 is a virtual analog synthesizer with undo/redo, A/B comparison, and 2x/4x/8x upsampling. It includes macro controllers and a scalable GUI. Users can reload the demo version for repeated free play sessions.
Analyze audio signals with FFT spectrum analysis and oscilloscope display. Generate test signals and measure frequency responses. Sync FFT sweeps for real-time frequency characteristic observation. Input signals via connected devices.
Scan QR codes and barcodes to access links, text, or contact information. Decode multiple formats including PDF417 and DataMatrix. Share scanned data via email or messaging. Save and organize scanned items in a personal library.
Allows users to adjust and calibrate instrument pitches. Select frequency and tuning settings. Display pitch for each string with high or low indicators. Calibrate piano sound by clicking open strings. Adjust A4 frequency between 428 and 452 Hz.