Everything you need, nothing you don't
ACalc is designed in a modular way so everything composes nicely in any calculus.
Big numbers & decimals
Easily handles large numbers and precise, unlimited decimals.
Periods / Repeating Decimals
Do any calculus with numbers with repeating decimals.
Two Usage Modes
Switch between Integers and Real Numbers, both allowing Complex Numbers
Memory & Constants
Includes popular math constants—pick your favorites or add your own
On-the-fly results
There is no 'equal sign' in ACalc; Results update as you type
Custom Alphabets
Supports many number systems (up to base 4096) or lets you create your own
History
Saves all your calculations; reuse, export, or share them anytime
Input / Output Bases
Use any base supported by the alphabet for both the inputs and results
Trigonometry
Built-in trig functions ready to go
Multiple Results & Inputs
Handle several calculations at once
Plots & Charts
Visualize your results with graphs. Includes Smith Charts for complex numbers
Units incl. Currencies
Convert and calculate with all known units including (crypto)currencies with real-time rates.
Customizable Appearance
Choose from multiple themes and color schemes and switch between light and dark modes