™ allows users to train their vocal muscles with exercises from The Catona Building System. Features include tracking progress, adjusting resistance levels, and accessing guided vocal training sessions.
by Gary Catona★ 4.6117 ratingsMusic$4.99Data updated 2026-10-10
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The app visualizes sound in fine detail, allowing users to record their voice and view a spectrogram in real time. It analyzes sound frequency and intensity for visual comparison.
The app spells words using English letters, numbers, signs, and characters. It supports multiple voice types, case-sensitive spelling, and NATO alphabetic spelling.