Calculate with RPN and 96 functions
Perform complex calculations using Reverse Polish Notation. Access over 96 functions including financial, scientific, and engineering operations. Store and recall values. Switch between decimal and hexadecimal modes.
Showing 1–20 of 1,000 ranked alternatives.
Creative Creek, LLC
Financial calculator with RPN entry
The app offers a financial calculator with RPN entry and functions matching the HP-12C. It features visible financial registers, a two-line display, and program lines showing function names for easier use.
Vicinno Soft LLC
Calculate formulas and manage cash flows
Simulate HP 12C functions on iPhone and iPad. Perform time value of money calculations, cash flow analysis, and loan amortization. Store and retrieve data. Adjust display settings and access help guides.
Christie Clark
Calculate with large buttons and clear display
A calculator with a clear display and large buttons supports functions. Switch between portrait and landscape modes on iPad. Perform simple calculations without additional features.
Tom Kerrigan
Calculate with swipe gestures and large buttons
Perform calculations using reverse Polish notation. Swipe to undo or redo operations. Access a 100-entry stack and 6 memory buttons. View large, easy-to-read displays. Save state on exit. Supports scientific functions and multiple undo/redo levels.
TLA Systems Ltd.
Calculate, convert, and program with precision
Perform complex calculations with scientific, engineering, and hexadecimal modes. Use RPN and multi-line display. Convert units and access constants. Undo and redo actions. Sync with Apple Watch for on-the-go calculations.
Greg Hewgill
Calculate complex numbers and matrices
Perform complex number calculations and trigonometric functions. Handle matrix operations and numerical root finding. Calculate integrals and statistical values including linear regression. Write and execute custom programs. No ads or in- purchases.
MORAVIA Consulting, spol. s r.o.
Calculate formulas anytime
Perform calculations with time value of money, loan amortization, and break-even analysis. Input custom variables for precise results. Save and recall previous calculations. Switch between modes for different scenarios. Export results as text files.
John Coddington
Scientific RPN calculator with complex numbers.
The app is a scientific RPN calculator. It has a four-level stack and complex numbers as its native number type.
MORAVIA Consulting, spol. s r.o.
Financial calculator for modern professionals.
The app offers an official emulator of the HP 12c Platinum calculator. It includes identical algorithms, layout, and keystrokes, along with built-in financial tools for business, banking, real estate, and education.
Steve Lidie
Calculate using RPN and stack registers
Simulates a retro scientific calculator with RPN input. Features a 10-digit LED display, four stack registers, and a storage register. Includes math, trigonometric, and logarithmic functions. Displays results in polar/rectangular formats.
Felix Meier
Calculator for software engineers using RPN.
The app uses RPN (Reverse Polish Notation) as an input scheme. It is based on a four level stack model featuring X, Y, Z, and T registers.
Benjamin Pisano
Calculate with RPN and scientific functions
Perform complex calculations with scientific functions and RPN mode for efficient input. Access 54 math functions including logarithms, square roots, factorials, trigonometry, and coordinate conversions.
Vicinno Soft LLC
Calculate values with precision
Calculate metrics such as time value of money, net present value, and internal rate of return. Analyze cash flows, amortize loans, and compute bond values. Perform depreciation calculations and statistical analysis.
Panoramic Software Inc.
Calculate, edit, and track finances
Perform complex calculations with scientific, financial, and unit conversion tools. Access 10 financial worksheets for budgeting and planning. Switch between landscape and portrait modes. Save and export calculation results.
Panoramic Software Inc.
Calculate and manage financial data
Perform complex calculations using 10 built-in calculators including scientific, financial, and unit conversion tools. Access 10 financial worksheets for budgeting, loans, and investments. Save and share calculation results.
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