Solid Alarm Clock Extended is a free Android application developed by SolllidSoft that offers a range of features to help you wake up on time and start your day with renewed vigor. With over half a million downloads and a 4.5-star rating, this alarm clock app is a popular choice for users who want more than just a standard ringtone to wake them up.

One of the standout features of Solid Alarm Clock Extended is the option to choose from four different modes of awakening, including a bird singing, a favorite song, or a standard ringtone. Additionally, the app offers four types of puzzles to solve before turning off the alarm, such as mathematical problems or a puzzle maze to find your way out of the realm of Morpheus.

Other features of the app include the gradual increase of the volume of the signal, reducing the intervals between signals after each postponement, and the option to set the maximum number of snoozes. There is also an annoying sound to deter users from hitting the delay alarm button, helping to fight against the harmful habit of oversleeping.

Solid Alarm Clock Extended can be used in various situations, including during games, sport events, work, scientific experiments, and more. Download it for free and find a function that will help you wake up on time and start your day with energy.