Apps Like SwiftRPN for iPhone and iPad
SwiftRPN screenshots
Ranked alternatives
Showing 101–120 of 1,000 ranked alternatives.


Hex Calculator Pro
Nguyen Van Huu
Convert numbers between systems
Hexadecimal and binary calculators allow users to perform arithmetic and bitwise operations. Convert between number systems and view results in decimal, hexadecimal, and binary formats. Save and share calculation history.

Calculator # Converter
CAT VIET SOFTWARE DEVELOPMENT & MEDIA JSC
Calculations made simpler than ever before.
The app offers a scientific calculator with over 800 formulas. It includes currency and unit converters, date and time functions, and finance tools.

RPN-45 HD
Willy Kunz
Calculate like a scientific calculator
Simulate the HP-45 scientific calculator with photo-realistic visuals and animated keys. Perform all original functions and operations. Access a secret timer for 12-hour or 100-hour intervals. Switch to Super-45 mode for enhanced capabilities.


RPN Calculus
Thomas Braun
Scientific RPN calculator for iPad.
The app performs calculations with up to 15 digits of precision and supports a number range from -1E127 to 1E127. It includes a database of over 120 scientific constants that users can extend.

Binary Calculator.
Edgar Garcia Leyva
Convert numbers between , octal, decimal,
Convert numbers between , octal, decimal, and hexadecimal systems. Perform step-by-step conversions. Adjust application theme, set maximum digits in fractional results, choose negative number representation, and limit bits in negative outputs.



Calculator Smart
Miroslav Otsedarski
Powerful and precise calculations for everyone.
The app offers scientific and standard modes with over 30 scientific operations. It supports degrees and radians, parentheses, and output in decimal or scientific notation.

Converter: Units & Currencies
DROXIC OOD
Elegant and simple unit converter app.
The app offers over 25 categories and 450 units for conversion, including 150 currencies. It supports 24 languages and is designed for iPhone, iPad, and iPod touch.


Uneat Converter
ZIJIAN CHEN
Convert units across 18 categories
Convert units across 18 categories including angle, area, base, digital storage, and electric potential.

Scientific Calculator Elite
Cyberprodigy LLC
Calculate with fractions and units
™ allows users to perform fraction calculations and convert between decimals and fractions. It supports degree, minute, and second conversions. Users can handle unit conversions and calculations with dimensional units.


HVAC & Sheet Metal Calculator
Calculated Industries, Inc.
Calculate duct offsets and angles
Performs X, Y, R radius calculations and theta measurements. It includes -specific functions for ducting offsets and angle computations. Features dimensional math, geometry, and trigonometry tools for precise construction calculations.


Electrical Calculator
V PUGAZHENTHI
Calculate values instantly
Provides tools for and electronics calculations. Users can compute resistance, voltage, current, and power. Includes resistor color code conversion and voltage drop calculations aligned with NEC/IEEE standards. Supports USCS and SI units.


How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.