Or take a photo every week of your changing body shape while pregnant, take photos of your interior, receipts or document skin trouble and moles. Enable the camera overlay in de calendar settings to take matching consecutive photos. Set an alert to receive a weekly notification to add a photo to your calendar. Create a PDF document containing all events or an animated GIF. Add color and progress to dates by tapping and holding on a date, or mark it as a repeating event. Picture Calendar is free to try out and limited to 15 events. Upgrade to the Pro version to create as many events as you like and to unlock all features!