AMOLED Calculator is a free, ad-free calculator app designed for Android phones with AMOLED displays. Developed by Softwarelint, it is perfect for those who prefer a dark black calculator. This minimal calculator can perform basic calculations such as addition, subtraction, multiplication, and division.

The app has a clean and straightforward user interface, with infinite color accent options. You can swipe left to delete your previous calculations, similar to the iOS calculator. The app also has a history feature that allows you to check your previous calculations. It is small in size and saves battery while calculating. This makes it an excellent choice for those who are looking for a simple and efficient calculator app without any distractions.

Overall, AMOLED Calculator is a great option for those who want a no-frills calculator app that is easy to use and does not have any ads. It is compatible with Android 9.0 and is available for free on the Google Play Store.