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Calculator is a simple 4 function calculator, with a panel that has more advanced functions when you need them. It includes history, real time graphing, base conversion, and more. It also comes with a lockscreen widget, a floating calculator, and a wear app so you can use whichever is most convenient. The goal is a simple and uncluttered calculator.


  • Basic arithmetic (+, -, *, /)
  • Trigonometry (sin, cos, tan, arcsin, arccos, arctan)
  • Complex numbers (5+7i)
  • Graphs functions (Y=X^2)
  • Hexadecimal and Binary support (1A+E)
  • Animated history (Long press to copy)
  • Tablet, Smartphone, and Wear supported
  • Completely open source!

Jar files:

arity-2.1.6.jar - Arity (, mirrored Arity is used to solve math given as a string

ejml-0.21.jar - Efficient Java Matrix Library ( Used to resolve matrix math


Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License.

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.