Euclidea

Euclidea is a FUN & CHALLENGING Way to Create Euclidian Constructions!

> 120 Levels: from very easy to really hard
> 11 Tutorials
> 10 Innovative Tools
> "Explore" Mode
> Easily Drag, Zoom & Pan
> No Ads.

New levels are unlocked as you solve the previous ones. You can complete the whole game only if you earn all the stars. But you can buy an IAP that removes this restriction.

Octave

Octave is like Matlab (trademark of Mathworks), but free (as in freedom) software. Not some similar program, but really Octave running natively.

The app is now free (as in $) to use, but a donation is appreciated to keep things going.

You are required to get the Octave Main Package .
You are required to get the Octave Gnuplot Package to support plotting.
There are many additional packages (com.octave.*) for use.

 

Calculator++

Calculator++, a multipurpose calculator app with slick and intuitive user interface!

• Do calculations with variables and constants
• Use built-in functions or add your own
• Integrate and differentiate
• Do calculations with fractions and simplify expressions
• Do calculations with complex numbers

The app supports devices with Android version 2.2 and higher and is open source. The app contains adverts which are shown on the secondary screens. To remove them please purchase a special option from the application settings.

 

GeoGebra

GeoGebra is free dynamic mathematics software for all levels of education that brings together geometry, algebra, spreadsheets, graphing, statistics and calculus in one easy-to-use package. Interactive teaching and learning resources created with GeoGebra can be shared and used by everyone at tube.geogebra.org