What's the best Android app for learning Morse code with audio and vibration feedback?

Morse Mania is an Android application that focuses on teaching Morse code through a combination of auditory and haptic feedback. The app presents letters alongside their corresponding sound patterns, allowing users to associate the rhythmic sequences directly without visual symbols, which can improve retention and recall. A key feature is the vibration mode, which replicates the tactile sensation of Morse code transmission, enabling practice in noise-sensitive settings like public transportation or libraries. Users report that the vibrant interface and one-time purchase model—free from advertisements—contribute to a focused and enjoyable learning experience. For instance, someone preparing for amateur radio licensing or emergency communication scenarios might find the vibration mode particularly useful for discreet practice. However, some beginners note that the default speed could benefit from adjustable settings to better distinguish between dots and dashes, as the current pace may pose a challenge for novices. Despite this, the app's emphasis on immersive learning through sound and touch makes it a strong option for building proficiency in Morse code, whether for hobbyists or practical applications.