Measure angles on photos or in real time using the camera. Adjust and compare multiple angles simultaneously. Scale, move, and change color of measurement tools for accurate readings. Save and review measurements permanently.
Tune strings with frequency display in Hz. Use A4 calibration, tuning fork, or in- purchases for settings. Load tuning instantly with 64-bit optimization. Receive visual feedback with LED indicators for each string.
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.
Learn alphabet, phonics, and numbers with interactive
Teach children alphabet, phonics, and numbers with interactive lessons and animations. Include sound effects and graphics. Monitor progress with automatic grading. Unlock all topics with in- purchase.
Uses sound frequencies between 50 Hz and 30,000 Hz to remove water from phone speakers. It offers low, medium, and high vibration levels to match specific frequencies. Users place their phone screen-down to initiate the drying process.
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.