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.
Support multiple input methods including Easy English, Emoji, Morse code, X-SAMPA, Unicode, Swift Kana, Simplified Greek, Manchu/Hebrew, Mandarin (mountain head enhanced), and various pinyin and double-pinyin schemes.
Detects and displays real-time BPM during live performances. Tracks individual and group tempo accuracy. Allows post-performance analysis to identify and refine timing issues. Records and reviews session data for improvement.
Realtime analyzer processes live input with Fast Fourier Transform and window functions. Record for offline analysis. Visualizer module displays frequency data from recorded files. Export analysis results and files.
Review and practice questions from the Amateur Radio License exam pool. Access the Question Pool effective July 1, 2024. Track progress and prepare for exams. Upgrade from General to Amateur license. Sync study sessions across devices.
Track speaking speed with real-time WPM measurement. Record and analyze speech to adjust pace. Set target speeds and receive feedback. Export progress reports. Sync with devices for consistent practice.
Use sound waves to remove from speakers. Generate custom tones with adjustable frequencies and waveform shapes. Repel pests using specific sound frequencies. Test stereo sound output and measure ambient noise levels.
Tune guitars with real-time pitch display in Hz. Adjust A4 calibration between 415 Hz and 466 Hz. Use tuning fork and advanced settings via in- purchase. LED indicator lights up tuned strings automatically. Supports standard and drop D tunings.
Udio tones with adjustable frequency, amplitude, and waveform selection. Choose from sine, square, sawtooth, and triangle waveforms. Test audio equipment, tune instruments, or use for sound therapy. Control settings through an intuitive interface.
Visualizes audio signals in real time with a spectrum display. Connects to microphones or hi-Z devices via mini-jack. Measures sound frequency and amplitude. Adjusts visual settings for different sound sources. Displays real-time audio analysis data.
Learn and practice Morse code with WABUN and International codes. Adjust speed, frequency, volume, and sound waveform. Customize code length and timing. Generate training sequences from defined strings or letters.
Play video files in AVI, Xvid, WMV, and other formats directly on iPhone. Import files via USB or drag and drop. No format conversion required. Supports playback of computer video files without additional setup.
Detects BPM of any audio using the device's microphone. Displays real-time calculations without user input. Ideal for DJs, musicians, and dancers needing accurate beat tracking.