These are my recommend privacy-friendly mobile apps:
- Bitwarden: A reliable open-source password manager (iOS and Android)
- OTP Auth: A secure two-factor authenticator for iOS
- Aegis Authenticator: A secure two-factor authenticator for Android
- AdGuard: A comprehensive ad-blocker (iOS and Android)
- Protonmail: An encrypted email provider (iOS and Android)
- Sync.Com: An encrypted cloud storage provider (iOS and Android)
- Edge Wallet: A mobile crypto wallet that supports many coins (iOS and Android)
- Magic Earth: Off-line private navigation (iOS and Android)