Tachiyomi

A free program for Android, by mobile apps studio So.

Tachiyomi is the ultimate app for reading manga on your Android smartphone. Whether you're looking for a quick and easy read or you're looking for something more in-depth, there's something for everyone with Tachiyomi.

It offers a quick and easy way to read manga, and for those who want to go deeper, there's a lot of options. You can even customize your reading experience, from the settings area you can choose if you'd prefer page sizing to go full screen or set up basic commands like tapping to turn pages.

There's even a settings area where you can customize your background color, and you can choose whether you want to read manga in light or dark themes.