HomeAppsProductivityOpamp CalculatorApps like Opamp Calculator Here are some great alternatives to Opamp Calculator by android-design.nl : Ultimate Calculator ★4.8 Resistor ratio calculator ★3.3 Electronics Toolbox ★4.3 Electronics Calculator Pro ★4.7 Droid Circuit Calc ★4.2 Calcutronic ★4.7 Calcutronic PRO ★4.9 Calculator ★4.6 Calculator ★3.8 [ Matrix Calculator ] ★4.3 Calculator App - Scientific ★4.4 Simple Calculator for Android ★4.0 Scientific Calculator ★4.4 Samsung Calculator ★4.5 Basic Calculator For Android ★4.1 Calculator Infinity - PRO Scie ★4.2