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Apps Like Janus Calculator for iPhone and iPad
Standard and RPN programmable calculators.
The app provides two calculators: one using Standard Notation and another using Reverse Polish Notation. Both calculators are programmable and include finance and scientific functions, plus 45 physical constants.
Janus Calculator screenshots
Ranked alternatives
Showing 321–340 of 1,000 ranked alternatives.
Electrical Calculator Plus
Calc Hub, LLC
Calculate voltage, current, and power
Calculate properties using Ohm's Law, current, power, voltage, resistance, and horsepower formulas for DC and AC circuits. Convert units between volts, amps, watts, and ohms. Determine power factor and RMS voltage. Estimate voltage drop in systems.
Calculator Big Buttons
Adalgisa Raniolo
Calculate with big and small size
A lightweight with large and simple interface. Perform basic calculations and copy results to clipboard. Offers five customizable skins for different visual preferences.
Salary Calculator - Pay Check
An Do
Calculate hourly wage to annual
Calculate hourly wage from annual or monthly and vice versa. Input payment frequency like daily, weekly, or monthly. Convert between types and view results instantly.
RPN-70 HD
Willy Kunz
Simulate financial calculations with precision
Simulates a financial calculator with loan amortization, saving plans, depreciation, and other financial calculations. Users can perform reverse Polish notation input, manage complex equations, and access detailed financial functions.
Construction Calculator++
Behzad Dogahe
Calculate measurements and convert units
Calculate area, perimeter, and square-up using length, width, and height. Convert measurements between yards, feet, inches, fractions, and decimals. Perform unit conversions for math tasks.
Calculator Tax+
Radin Alcira
Calculate taxes and track expenses
Calculate taxes with a dedicated tax button and grand total function. Display equations and results simultaneously on a double line interface. Round to two decimal places and correct mistakes easily. Email or copy tape entries for record keeping.
Calculator⊕
Anastasia Kovaleva
Calculate, edit, and track equations
Perform calculations using basic and complex modes. Handle complex numbers with functions like square roots and exponents. Convert units between different systems. Store and recall previous results.
kVA Calculator
Pro Certs Software Ltd
Calculate kVA, kW, and Amps
Calculate kVA, kW, Amps, Volts, and Power Factor using single or three-phase formulas. Input two values to determine the third. Convert between kVA, kW, and Amps. Supports UPS, generator, and transformer calculations.
FlexiCalc – Excel Calculator
艳君 武
Edit formulas, visualize results, calculate anytime
Allows users to perform calculations and create visual layouts. Edit numbers and formulas in real time with automatic updates. Combine calculations with a canvas for organizing data visually.
Calculator - Keyboard Support
JIE WANG
Calculate
General with allows users to perform basic arithmetic operations and access functions via an integrated . Input equations directly on the for calculations. Includes a scientific mode for advanced operations.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.