Preview
Description
The RLM-12CX is a programmable RPN calculator with a special focus on finance and business. It keeps the classic financial keyboard you already know and its keystroke programming, and adds a complete set of menus and worksheets designed to bring up the most of your iPhone and iPad. >Keyboard: •RPN entry with a four-level stack, LAST X and storage registers. •Time value of money, amortization, NPV, IRR, bond price and yield, SL, SOYD and DB depreciation, dates, percentages and statistics directly from the keys. •Keystroke programs with conditional tests and branches, written in a full-screen editor and saved and loaded by name. >Finance Worksheets: •Account Balance: Calculates the balance of cash transactions and interest applied at arbitrary dates. •Loan Amortization: Amortization schedule for a single payment or several payments at once. •Bonds Price & Yield: Calculates the price, yield and effective duration of a bond. •Black-Scholes Options: Calculates the CALL, PUT and “Greeks” values of a Black-Scholes European option. •Depreciation: Calculates depreciation with SL, SOYD, DB or MACRS methods. •Interest Conversion: Nominal and effective interest conversion. •Time Value of Money: Calculates compound interest problems. >Business Worksheets: •Bill-Tip-Split: Calculates the sharing of a bill with tip. •Break Even: Analyzes the relation Profit = (Price - Var.Cost) • Units - Fix.Cost •Currency Exchange with manual or on-line rates. •Inventory Turn Over. •Percents & Margins: Calculates %Change, %Total and business margins. •Return on Investment. >Cash Flows Worksheets: •Equal Periods: NPV, IRR, MIRR, NFV, payback and discounted payback of cash flows occurring at regular time intervals. •Unequal Periods: Cash flows occurring at arbitrary dates. >Statistics Worksheets: •Probability: 16 probability distributions. •(X,N)-List Statistics: One-variable statistics. •(X,Y)-List Statistics: Two-variable statistics and curve fitting. >Scientific Worksheets: •Angles & Polar-Rectangular conversions. •Combinations & Permutations. •Logarithms, Trigonometric, Hyperbolic and Number Alteration functions. •Quadratic Equation solver. •Triangle Solution: Solves plane and spherical triangles. •Universal Constants: The CODATA physical constants values and descriptions. •Units Conversion: Physical units conversion, completely customizable. >General Worksheets: •Date / Time: Calculates days between dates with Actual, 360 or 365 day calendars, and time intervals between different times. •Solver: Solves arbitrary equations entered as text for any of the variables, knowing the others. •Storage Registers: Store and perform operations directly on the calculator's storage registers. •Memory Content: Clear, back up or restore part or all of the calculator's memory. •General Settings: Customize display format, decimals, date format, angle unit, left-handed layout, sounds, haptics and more. •Help Documents: Description and examples of all the calculator worksheets and features. >Editors: To create or edit data •(Date,Trx) List: Transactions and their dates for the "Account Balance" worksheet. •(Date,CF) List: Cash flows and their dates for the "Unequal Periods" worksheet. •(X,N) List: Values and repetitions for cash flows and statistics. •(X,Y) List: X and Y data samples for the statistics worksheets. •Program: Keystroke programs. •Solver Equation: Algebraic expressions for the "Solver" worksheet. •Units Database: Customize the "Units Conversion" worksheet. System requirements: iOS 26.6 or above. 30-day free trial, then a single one-time Lifetime Purchase of $9.99 USD. No subscription. License Agreement: http://www.apple.com/legal/itunes/appstore/dev/stdeula Disclaimer: THIS IS NOT A HEWLETT PACKARD CALCULATOR, AND IS NOT SPONSORED IN ANYWAY BY HEWLETT PACKARD OR ANY OF ITS SUBSIDIARIES.
What's New
Version 3.0 2026-10-29
Version 3.0 is a complete update: a reworked calculator engine, a full-screen program editor, new worksheets (Inventory Turn Over, Return on Investment, Quadrat...Version 3.0 is a complete update: a reworked calculator engine, a full-screen program editor, new worksheets (Inventory Turn Over, Return on Investment, Quadratic Equation, Spherical Triangle, Universal Constants and 16 probability distributions), new General Settings, new help documents for every menu, and many accuracy and stability fixes. Subscriptions are gone: after the 30-day free trial, a single one-time purchase unlocks the app for good. Technical Analysis
Package Overview Basic metadata
Bundle ID
com.rlmtools.iOS.rlm12CX Current Version 3.0
Minimum iOS 26.0
Package Size App Store Size
Package Metadata 0 / 13 version records
Detailed binary, privacy manifest, framework, and Info.plist results have not been indexed for this package yet. The verified App Store and archive metadata above remains available.
Developer Information
Known Version Records
0 version records with stored package metadata • 13 known version records
Stored metadata does not guarantee a package is currently available to download.
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