Reverse Singing positions itself as a specialized audio manipulation tool focused on voice reversal and comedic effects. Developed by Calico Studio Inc., the iOS application leverages real-time processing to transform ordinary recordings into unconventional audio creations, occupying a niche segment within entertainment applications. The application's core functionality centers on a multi-stage audio processing pipeline. Users initiate recordings through a streamlined interface, after which the software applies selected effects including time reversal, pitch modulation, and spectral manipulation. The effect library encompasses both standard transformations (chipmunk, demon, ghost) and more complex processing like vocoder and autotune implementations. Each effect maintains adjustable parameters, allowing for precision tuning of vocal characteristics from subtle modifications to extreme alterations. User experience demonstrates thoughtful design with a minimal learning curve. The interface employs a single-screen layout featuring large record buttons, effect selection carousels, and immediate playback controls. Real-world usage patterns indicate primary engagement during social gatherings, where users create shared content, and individual experimentation scenarios. The export functionality supports direct sharing to major social platforms without intermediate saving steps, facilitating rapid content distribution. With no user reviews available at publication, the application's reception remains undocumented. The absence of feedback prevents analysis of reliability concerns, performance consistency across devices, or long-term usability patterns that typically emerge from community input. The application demonstrates particular strength in its instantaneous processing capabilities and diverse effect range, though the absence of advanced editing tools may limit professional applications. Performance consistency across iOS devices requires verification through broader user adoption. Ideal use cases include casual entertainment scenarios, social media content creation, and experimental audio projects where professional-grade editing features are unnecessary.