Alcula Scientific Calculator

alcula.com · checked 13 Nov 2026

#7 · Scientific Calculator Apps

Visit alcula.com ↗ Alternatives Alcula Scientific Calculator vs CalcTastic

How it plugs in

—Public API

NoOpen source

YesFree tier

Signal on Scientific Calculator Apps5.8#7 of 32

The calculator is an online application for performing simple mathematical calculations.

Pricing

Online Scientific CalculatorFree to use online · Online application; simple mathematical calculationsFree

As alcula.com lists them, checked 13 Nov 2026.

Near it

All alternatives →

Runs on

Web
Windows
Mac
Linux
iOS
Android

Facts

Website: alcula.com
Price: Free tier
Free trial: No
Accuracy caution: The maker warns that the calculator may contain bugs and advises users to double-check results.
Arithmetic and complex numbers: Supported operators include addition, subtraction, multiplication, division, and cis notation for complex numbers in polar form.
Formula entry: Users enter expressions in the same order they would write them on paper, using parentheses to control order or specify function parameters.
History: The history shows prior operations and results; previous expressions can be retrieved and edited, and the manual says saved operations are limited by available computer memory.
History deletion: Resetting the calculator deletes the expression history, which cannot be retrieved afterward.
Input methods: Expressions can be typed or pasted into a text input, or entered using the on-screen keyboard.
Math functions: Functions include trigonometric and hyperbolic functions, logarithms, square root, factorial, permutations, combinations, GCD, LCM, rounding, and absolute value.
Mobile input: The manual says the on-screen keyboard can be used with a pen from a mobile device or tablet PC.
Results: It displays exact fractions where possible alongside floating-point approximations, and supports fixed, floating-point, scientific, and engineering notation.
Reuse prior results: The ans() function retrieves a result from a previous expression in the history.
Support: Users are asked to report problems through the feedback link at the bottom of the calculator page.

On these boards

Scientific Calculator Apps#7 of 32

Built Alcula Scientific Calculator?

Claim the page, then edit your card yourself from your member desk: its name, words, logo, screenshots, plans and links. Your desk shows how many readers open it.

Claim Alcula Scientific Calculator