Yahoo Mail: Email & Planner collects crash logs, diagnostics, contacts, and shares some of this with third parties.
Contacts
App functionality, Analytics
App interactions
Analytics, Advertising or marketing, Fraud prevention, security, and compliance, Personalization
In-app search history
App functionality, Analytics, Personalization
Other actions
App functionality, Analytics, Personalization
Files and docs
App functionality, Analytics, Fraud prevention, security, and compliance
Device or other IDs
App functionality, Analytics, Developer communications, Advertising or marketing, Fraud prevention, security, and compliance, Personalization, Account management
Emails
App functionality, Analytics, Developer communications, Advertising or marketing, Fraud prevention, security, and compliance, Personalization
Photos
App functionality, Analytics, Fraud prevention, security, and compliance, Personalization, Account management
Videos
App functionality, Analytics, Fraud prevention, security, and compliance
Purchase history
App functionality, Analytics, Advertising or marketing, Personalization
Name
App functionality, Developer communications, Personalization, Account management
Email address
App functionality, Analytics, Developer communications, Advertising or marketing, Personalization, Account management
User IDs
App functionality, Analytics, Developer communications, Advertising or marketing, Fraud prevention, security, and compliance, Personalization, Account management
Phone number
App functionality, Analytics, Fraud prevention, security, and compliance, Account management
Approximate location
App functionality, Analytics, Developer communications, Advertising or marketing, Fraud prevention, security, and compliance, Personalization, Account management
Precise location
App functionality, Personalization
App interactions
Analytics, Advertising or marketing, Fraud prevention, security, and compliance
Device or other IDs
App functionality, Analytics, Advertising or marketing, Account management
Approximate location
App functionality, Analytics, Advertising or marketing, Fraud prevention, security, and compliance, Account management