Spark is a simple, fast, powerful Calculator and Unit Converter, you can add your own unit data.
Who Needs She?
students, teachers, shopkeeper, salesman, researchers, business people, financial people and so on.
Custom Units Data
Allows you to add your own unit data, make your own unit converter that meets all your requirements.
Rotate your device into landscape mode to gain access to common scientific functions.
Over 1400 units in 59 categories.
Support more than 150 kinds of currency, conversion exchange rate automatic updates
Lets you easily review the history of calculator and unit conversion.
Flexible search feature that lets you quickly find what you want the unit and automatically saves your search history.
The simplest way to create and use favorite lists.
History of calculator add note function.
19 themes, always have your favorite.
A variety of ways to share easily your calculations and unit conversion results to share with your friends.
Add the constant value of your frequently used, it can easily and quickly reused.
What are you waiting for? download now can have her. trust us, you will soon fall in love with her.
URL schemes: SparkPro://
Acceleration, Acceleration Linear, Angle, Area, Calorific, Capacitance, Centistoke, Charge, Circumference, Concentration Molar, Cubic Attometer, Cubic Decimeter, Currency, Date, Data Storage, Decigram, Dekagram, Density, Digital Image, Electric Conductance, Electric Current, Electric Field, Electric Potential, Energy, Flow, Fuel Consumption, Flow Mass, Flow Molar, Force, Frequency, Heat Capacity, Heat Transfer, Inductance, Inertia, Length, Light, Luminance, Magnetic Flux, Magnetomotive Force, Moment of Inertia, Moment of Force, Power, Pressure, Radiation, Radiation Absorbed, Radiation Exposure, Radioactivity, Resistivity, Sound, Specific Volume, Speed, Surface Tension, Temperature, Time, Torque, Viscosity(Oil & Water), Volume, Weight, Weight Mass
+ Support iOS 11.
+ Support iPhone X.
- Fix a bug for currency exchange rate data can not be updated.