Educational applications for mobile phone is a very handy thing for any student. You need only the phone with the java-applications support to run them.

MatikarGeometry: MatikarSilver medal
MIDP 1.0/2.0   Russian   0.3 MB (Java-archive in SFX)
Matikar is a free geometry calculator for cell phone. It allows to calculate the main figures parameters directly on your phone screen.

Spellchecking system from