Yestrday Calendar, developed by Yestrday Inc., is a free lifestyle application for iPhone users. This app aims to help you organize and cherish your most treasured memories by creating chronological recollections of your favorite days.

With Yestrday Calendar, you have complete control over your story and the content you create. Whether it's photos or videos, you can easily organize them based on their timestamps, creating a personalized calendar of memories right at your fingertips.

One of the standout features of Yestrday Calendar is its privacy settings. You can choose to keep your Yestrday completely private, share it with a select group of friends, or even broadcast it to everyone in your online community. The easy-to-toggle privacy setting gives you full control over who gets to see your cherished moments.

Another unique feature is the Gift-a-Day option, where you can gift or receive Yestrdays from others. When you receive a gift, it is automatically stored in your calendar, allowing you to relive the day from the perspective of your friends. Recipients of gifts have permanent access to those memories in their calendar, creating a shared experience of each other's perspectives.

Yestrday Inc. pledges that they won't serve you advertising and that you own your data. This means you can enjoy building your Yestrday and saving the real reel of your life without any intrusive ads or concerns about your data privacy.

In summary, Yestrday Calendar is a user-friendly app that empowers you to organize and share your precious memories. With its intuitive interface and powerful features like privacy settings and Gift-a-Day, it offers a unique way to create and relive your favorite moments.