Alto Shared Time Calendar
For couples, family & friends
About
Easily create a shared calendar that shows your availability as busy or free. Share this summary calendar with others to let them know when you're available, or view their availability to coordinate plans.
What's New in Alto Shared Time Calendar
2.4
September 15, 2026
A new icon, and a widget that says until when. - a new app icon for the iOS 26 home screen, drawn like the built-in apps - the Everyone widget now says until when each person is free, and on which day - the Someone and Together widgets say the day too, so "free until 4:00 AM" is never a surprise - one button switches Today between list and timeline
MoreDeveloper apps
FAQ
What is alto.calendar?
alto.calendar creates a summary calendar showing your busy and free times, compiled from all your existing calendars. This allows you to easily share your availability with others or see theirs.
How does alto.calendar help me coordinate plans?
By sharing a consolidated busy/free calendar, you and your contacts can quickly see when everyone is available, simplifying the process of finding a time to meet or connect.
What devices does alto.calendar support?
Currently, alto.calendar is available for iPhone devices.
Is alto.calendar free to use?
Yes, alto.calendar is completely free to download and use, with no in-app purchases or advertisements.
How often is alto.calendar updated?
The app was last updated on December 2, 2024, with version 1.13. This indicates active development and regular improvements.
What is the age rating for alto.calendar?
alto.calendar has an age rating of 4+, making it suitable for a wide range of users.
What do users like about alto.calendar?
Based on its rating of 5.0 stars from 2 reviews, users likely appreciate its straightforward functionality for sharing availability and its ease of use.
Does alto.calendar have ads?
No, alto.calendar is ad-free, providing an uninterrupted user experience.