SLOWLETTER is an Android application developed by 느린편지. It falls under the category of Social & Communication and is available for free.

With SLOWLETTER, users can send letters to friends or even to themselves in the future. This unique feature allows users to experience the joy of receiving a letter from the past, bringing unexpected happiness. By sending a letter to yourself, you can reminisce about your thoughts and feelings at a specific moment in time.

The main features of SLOWLETTER include the ability to send letters in advance to friends, sending celebratory messages in advance to make your friends happy, and the option to share letters via SMS, email, Facebook, and Kakaotalk. This ensures that you can reach your loved ones through their preferred communication channels.

Additionally, SLOWLETTER serves as a reminder of your past emotions, allowing you to reflect on how you have changed over time. Whether you want to surprise a friend or create a personal time capsule, SLOWLETTER provides a unique and sentimental way to connect with others.