Voice Meter Pro is an educational application designed for iPhone users, particularly beneficial for children with autism spectrum disorders (ASDs) and voice disorders. The app provides an interactive way to help users monitor their voice volume in various social settings. It features a dynamic visual feedback system where a cartoon character reacts to the user's voice level, displaying different backgrounds based on whether the voice is too quiet, too loud, or just right. This visual component aids in understanding the concept of voice volume, making it easier for users to adjust their speaking volume appropriately.

The app includes several adjustable features such as a 'Sensitivity' slider to tailor the volume detection to individual needs and a 'Dampening' slider to minimize fluctuations in volume detection. Users can also set upper and lower limits for acceptable volume levels, providing greater control. Additionally, the app supports both portrait and landscape orientations, and includes a vibration alert for exceeding volume thresholds. Overall, Voice Meter Pro serves as a valuable resource for enhancing communication skills in a fun and engaging manner.