Abacus App
1.3.4
                            17.94MB
                        
                            
                        
                            
                        A simple Abacus App supporting 6 types of abacus.
A simple Abacus App supporting 6 types of abacus (soroban, suanpan, binary, Russian, school & rekenrek) as well as a variable number of rods on each abacus.