Storage subscriptions purchased from the app will be charged to your iTunes Account, and automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Subscriptions start at $1.99/month for 100 GB in the US, and can vary by region. For additional storage, you can upgrade to Google Workspace or Google One as an in-app purchase. Google accounts get 15GB of storage, shared across Google Drive, Gmail, and Google Photos. Learn more about Google Apps update policy:

Creating a shared drive to store all of your team’s content.

Sharing files and folders directly with groups or teams within your organization.

Easily managing users and file sharing to help meet data compliance needs.

Google Workspace subscribers have access to additional Drive functionality, including:

Receive notifications about important activity on your files.

View your content on the go while offline.

Share and set permissions for files and folders.

Quickly access recent and important files.

Safely store and access your files anywhere.

Easily invite others to view, edit, or leave comments on any of your files or folders.

Google Drive, part of Google Workspace, is a safe place to back up and access all your files from any device.

Google drive upload