B Together - City of Boston is a free iPhone app developed by Boston City Hall. It is designed to help residents of the City of Boston show proof of vaccination against COVID-19 when and where it is required.

With this app, users can easily save and store photos of their official CDC vaccination card or other proof of vaccination for themselves and their family members. This convenient feature eliminates the need to carry physical documents and provides a quick and accessible way to present proof of vaccination when necessary.

For detailed information on the specific proof of vaccination requirements, including dates, age groups, and locations, users can visit the boston.gov/b-together website. This comprehensive resource ensures that users are well-informed about the necessary documentation and helps them stay connected and healthy in the city of Boston.

Stay informed and prepared with B Together - City of Boston, the essential app for navigating vaccination requirements in the city.