Simple Calculator for Android is a free productivity app for mobile devices developed by Attractive Apps Valley. It's a calculator app that boasts a clean user interface and comes with various functions that will cater to different users and applications, such as unit conversion, scientific calculator, and more.

Compared to other solutions like HiPER Scientific Calculator or Samsung Calculator, the Simple Calculator for Android app has support for handwriting with a stylus accessory. This allows for faster and more accurate input of numbers and data. User can also use voice dictation or take a photo using their camera.

Do-it-all calculator

The Simple Calculator for Android app features a clean and modern UI that's straightforward to use if you only need it for basic number-crunching. Dive into its Tools sections and you get a set of advanced functions, starting with the scientific calculator mode that boasts an equation solver for more complex mathematical equations and problems, ideal for students and academics.

Another mode is the Engineer Calculator which will help in solving engineering problems like matrix operations and integral solving with its precise graphics capabilities. Then, there is the Unit Converter tool if you need to make quick conversions of weight, lengths, and many others. Lastly, a Currency Converter is also available if you travel frequently and want to know the latest conversions of money around the world.

As mentioned earlier, if you want a hands-free approach, you can take advantage of the Voice Calculator mode to dictate your queries. For engineers and students who need to solve complex equations, you can scan them using your camera or draw them using your stylus as the app supports handwriting gestures. It's important to note that this app is ad-supported. However, the ads are too much and intrusive at times.

For some serious number-crunching

All in all, despite its name, the Simple Calculator for Android is anything but basic, offering a rich and advanced feature set that will pretty much cater to any type of user and purpose. It looks nice, easy to use, and has handwriting support. If you can deal with the excessive ads, this one is worth taking a look at.