Where Does Marriott Store Bookings and Points?
Marriott keeps bookings and Bonvoy points in your account with the phone holding session cache in a private sandbox.
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Marriott bookings live server-side. Reservations, points, and elite status attach to the Bonvoy account. The sandbox holds login session and cached pages.
Mobile key and chat features authenticate through the same login at the property. Points and nights pool identically on every device. Both phones agree after login.
Where Marriott stores this, by platform
/data/data/com.marriott.mrt
Private sandbox for session and cached pages. Bookings and points are account-side. Mobile key pairs per stay through the account.
/var/mobile/Containers/Data/Application/<guid>/Documents
Sandboxed container with the same Bonvoy archive. Elite status syncs after login. Reinstalls only reset login state.
Frequently asked questions
How do I move Marriott to a new phone?
Log in on the new phone. Bookings, points, and elite nights sync from the Bonvoy account. The sandbox held cached pages that rebuild on first browse.
Are Marriott bookings available offline?
Open the booking from the app after logging in. Mobile key pairs through the account at check-in. Email confirmations carry the same records as backup.
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