What are some alternatives?
When comparing Gentle Wakeup and 40 Hadiths, you can also consider the following products
Sleep as Android - Common alarm clocks ignore your sleep cycles, they wake you on schedule no matter your are currently in your deep sleep. Waking up from deep sleep is unpleasant, it makes you tired and it may negatively affect your productivity during the whole day.
Evie Launcher - Evie helps you do what you want faster with a radically simple home screen replacement.
Free Alarm Clock - Free Alarm Clock is a free, full-featured and user-friendly computer alarm clock for Windows.
Smart Launcher - The innovative launcher that makes your Android more intuitive and well organized.
Sleep Time - Alarm Clock - Sleep Time provides insight into your sleep patterns. By tracking your level of movement throughout the night, Sleep Time generates customized sleep data in easy-to-read charts.
Essential Launcher - Essential Launcher is a free personalization mobile application that helps you create customized, fast and stylish home screen experience.