Best apps like ThetaCalc

4.8(4 ratings)

Free

This utility app functions as a Reverse Polish Notation calculator. It handles complex numbers and utilizes extended precision for all calculations, offering an unlimited stack depth and an undo feature for up to 10 operations.

SwiftRPN by Patrick Gelvin

Strong Contender

0.0(0 ratings)

Free

Command-Line Calculator by Ketan Appa

Calculator with History

Worth Considering

5.0(5 ratings)

Free

This app offers a command-line interface for performing complex calculations, including chained operations, variable assignments, and advanced mathematical functions. It supports various number bases, constants, and provides a built-in help system for ease of use.

More apps like ThetaCalc

Dozecal

Duodecimal calculator

Duodecimal and Decimal modesAutomatic mode conversionRPN (Reverse Polish Notation) input

This educational calculator promotes the use of Base Twelve (duodecimal) in math and science. It offers standard mathematical functions in both duodecimal and decimal modes, with automatic conversion between them. It utilizes Reverse Polish Notation (RPN) for calculations.

(4)

RCL-57

by Paul Novaes

TI-57 recreationScientific functionsProgramming capabilities

This app faithfully recreates the TI-57 programmable calculator, offering its full scientific functions and programming capabilities. It includes a user manual, sample programs, and features like turbo speed and alphanumeric display.

(0)

Calculate better with Python

PyCalc

Real-time editable calculation viewPython 3.11.1 interpreterProgrammable scientific calculator

This app offers a revolutionary approach to mobile calculations, allowing users to view and edit entire equations at once. It leverages the power of Python 3.11.1 for advanced functions, symbolic math, and financial analysis, making complex computations accessible on the go.

(15)

RPN Calculator. HP-35, 45, 21

HP-35

RPN calculator emulationHP-35 modelHP-45 model

Emulates classic Hewlett Packard RPN scientific calculators from the 1970s. Experience the original HP-35, HP-45, and HP-21 models on your iPhone.

(5)

Complex Numbers RPN Calculator

Complex RPN Calculator

Complex number supportFour-level stackPolar and rectangular formats

This scientific calculator utilizes a four-level stack and natively handles complex numbers. It allows users to input and view numbers in both polar and rectangular formats, remembering its state and offering 10 memory locations.

(22)

RLM-10CX

Scientific Calculator

Finance and Business calculationsDate and Time interval calculationsAdvanced Statistics and Curve Fitting

This scientific calculator offers a comprehensive suite of tools for finance, business, statistics, and complex scientific calculations. It emulates a classic calculator while leveraging modern iOS device capabilities for ease of use and advanced functions.

(1)