Frases de Tristeza, developed by Elementare Tecnologia, is a free Android app that provides hundreds of sad phrases for the toughest moments of your life. The app's interface is simple and user-friendly, making it easy to navigate and find the perfect phrase to express your emotions. The phrases are categorized by different types of sadness, including mourning, pain, disappointment, depression, loneliness, farewell, sadness, suffering, and loving disappointment.

One of the best features of the app is the ability to copy the phrases and use them as your WhatsApp status or share them on social media platforms like Facebook, Twitter, Tumblr, and Instagram. This allows you to express your emotions with your friends and family, making it easier to get through tough times.

Overall, Frases de Tristeza is a useful app for those who are going through a difficult time and need some words of comfort. It's easy to use and provides a wide range of sad phrases that are suitable for different situations. However, the app could benefit from adding more categories to make it easier to find specific types of phrases.