It's ok
The K function is hard to use but apart from that really good app
Just superb
Really is the best app for this job.
Totally looks and behaves like a Casio (the best calculators)
Totally looks and behaves like a Casio (the best calculators)
Free
With Ads
Details
About
This free calculator app is designed for academic, scientific, and engineering needs. It offers basic arithmetic, memory storage, fraction and percentage calculations, and advanced functions like linear regression and hexadecimal conversions. Its user interface mimics a Casio scientific calculator.
✓Basic arithmetic
✓Constant and memory storage
✓Fraction and percentage calculation
✓Linear regression and statistics
✓Number base conversions (Binary, Octal, Decimal, Hexadecimal)
✓Advanced mathematical functions
✓Formula calculations
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What's New in SFX Calc
6.6
January 19, 2026
Add UI setting to exchange the position of the display panel and the legend
User reviews
Developer apps
FAQ
What kind of calculations can SFX Calc perform?
SFX Calc handles basic arithmetic, calculations with fixed constants, fraction and percentage calculations, linear regression, statistics, and number base conversions (binary, octal, decimal, hexadecimal). It also includes advanced functions like trigonometric, hyperbolic, logarithm, exponential, power, and root functions.
Is SFX Calc free to use?
Yes, SFX Calc is completely free to download and use. It is supported by advertisements.
What devices is SFX Calc compatible with?
SFX Calc is available on Mac, iPhone, iPad, and iPod. It is designed to work across Apple's ecosystem.
How often is SFX Calc updated?
The latest version, 6.6, was last updated on January 19, 2026. While the provided update date is in the future, this indicates ongoing development and support for the application.
What is the age rating for SFX Calc?
SFX Calc has an age rating of 4+, making it suitable for users of all ages who require its functionality.
Does SFX Calc have a user interface similar to popular calculators?
Yes, SFX Calc features a UI/UX designed to be similar to the Casio scientific calculator, providing a familiar experience for many users.
Can SFX Calc perform complex formulas?
Yes, SFX Calc supports formula calculations, including specific ones like the Quadratic formula and Standard Normal Distribution Probability, making it useful for advanced academic and scientific tasks.
What do users think of SFX Calc?
SFX Calc has a high rating of 4.7 stars from 137 ratings, indicating strong user satisfaction with its features and performance.
