What's the best iOS app for managing multiple email accounts, getting real-time email notifications, and organizing emails efficiently on iPhone and iPad?

Gmail - Email by Google is a great iOS app for managing multiple email accounts, offering customizable notifications, and providing robust organization features. It allows you to add various email accounts, including Gmail, Yahoo, and Outlook, all in one place. You can customize notification settings for each account, ensuring you only receive alerts for important emails. The app offers smart inbox organization, automatically sorting emails into categories like Primary, Social, and Promotions, helping you prioritize your messages. Furthermore, Gmail's search functionality makes it easy to find specific emails quickly. You can also use features like labels and filters to further organize your inbox and automate email management. The app integrates seamlessly with other Google services, such as Google Calendar and Google Drive, enhancing your productivity. To add an account, simply go to settings, tap 'Add account', and follow the prompts. With its user-friendly interface and powerful features, Gmail simplifies email management on your iOS device.