Mailbox for Yahoo is a free email management app developed by Smart Mails Apps for Android users. It allows users to open, read, and reply to their emails, as well as send photos and attachments with ease. The app also offers lightning-fast security and advanced features for efficient email management.

With Mailbox for Yahoo, users can log in to their Yahoo and multiple email providers, search and send emails easily, and experience the app's impressive speed. The lightweight app doesn't require much space on your phone and is completely free to use.

One of the unique features of this app is the ability to review all your photos and attachments in one view, and send multiple attachments at once. Users can also customize the bottom navigation bar with folders, and quickly search through their messages, contacts, files, and photos.

Overall, Mailbox for Yahoo is a reliable and efficient email management app that offers a simple design and intuitive actions. It's a great option for anyone looking to keep their Yahoo mail accounts under control on their Android phone or tablet.