4Messages - SMS manager.

This application is designed to have a simple and clean interface, while still being easy to use and personalize. It allows you to choose from a variety of colors to customize the appearance of the app. There are four different themes to choose from: White, Gray, Dark, and Black.

Some of the key features of this app include full support for both Dual-SIM and Multi-SIM phones, the ability to backup and restore your messages, and support for group chats. You also have the option to block conversations and manage your blacklist, or use the "Should I reply?" feature to automatically filter out spam messages.

In addition, this app is compatible with Wear OS (Android Wear), TalkBack, and Samsung Voice Assistant. This means that you can use it on your smartwatch or with voice commands, making it even more convenient to use.

This application is based on QKSMS, which is a popular messaging app. However, it offers some additional features and customization options that make it stand out. Whether you prefer a minimalist design or want to personalize your messaging experience, this app has something for everyone.

In summary, this messaging app offers a simple yet customizable interface, full support for various phone types, the ability to backup and restore messages, and compatibility with different devices and accessibility features. It is a great option for those looking for a user-friendly and versatile messaging app.