Refined Twitter - A browser extension that improves the Twitter experience

Sleep Cycle - Bio-alarm clock that wakes you up at optimal times based on your sleep patterns.

Minimal Twitter - A distraction-free browsing experience for the new Twitter

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.

Simplified Twitter - The new Twitter, without distractions

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.