RPN-38 CX app icon

Apps Like RPN-38 CX for iPhone and iPad

Simulate HP-38C calculator operations

Simulate the HP-38C calculator with real-time input and output. Perform financial calculations, program custom functions, and use reverse Polish notation. Supports HP-12C compatibility for most operations.

by Willy Kunz★ 5.06 ratingsProductivity$1.99Data updated 2026-09-10

RPN-38 CX screenshots

Ranked alternatives

Showing 41–60 of 1,000 ranked alternatives.

  1. Calculator XL app icon

    Calculator XL

    Luke Campbell

    Calculate, save, and exit with memory

    Provides basic arithmetic operations, memory storage and recall, and support for multiple orientations. Users can perform calculations, save results, and switch between portrait and landscape modes.

    ★ 4.53,151 ratingsUtilitiesFreeData updated 2026-09-08
  2. 12Calc app icon

    12Calc

    Ernest Brock

    Calculate financial formulas and track expenses

    Perform financial calculations with a full-featured calculator offering amortization, depreciation, and interest computations. Access an audit tape for detailed transaction history. Use unit conversion tools and create worksheets.

    ★ 4.9924 ratingsFinance$8.99Data updated 2026-10-21
  3. RPN-45 SD app icon

    RPN-45 SD

    Willy Kunz

    Calculate with scientific precision and enhanced functions

    Simulate the HP-45 scientific calculator with photo-realistic visuals and original LED or LCD display. Print calculations, animate keys with sound and feedback, and replicate the calculator's computation times.

    ★ 4.315 ratingsProductivity$1.99Data updated 2026-09-08
  1. Calc Pro - The Top Calculator app icon

    Calc Pro - The Top Calculator

    Panoramic Software Inc.

    Calculate and manage your finances

    Perform complex calculations using ten built-in calculators. Access ten financial worksheets for budgeting, loans, and investments. Input formulas, view results, and save calculations. Export data as PDF or text. Switch between light and dark modes.

    ★ 4.7358 ratingsUtilities$7.99Data updated 2026-09-08
  2. Calc Pro HD - Top Calculator! app icon

    Calc Pro HD - Top Calculator!

    Panoramic Software Inc.

    Calculate, edit, and track financial data

    Perform complex calculations with 10 financial worksheets and 10 calculators. Switch between landscape and portrait modes. View results in decimal, fraction, or percentage formats. Save and recall previous calculations. Export data as text or PDF.

    ★ 4.7283 ratingsUtilities$7.99Data updated 2026-09-08
  3. Amortization Loan Calculator app icon

    Amortization Loan Calculator

    JC Accounting & Innovative Technologies, Inc

    Calculate payments and schedule

    Calculate payments and generate repayment schedules. Share schedules via email. Add extra payments to reduce payoff time. Graph repayment timelines. Track total interest paid. Save multiple loans for quick access.

    ★ 4.71,126 ratingsFinanceFreeData updated 2026-09-16
  4. RLM-15CX app icon

    RLM-15CX

    Ricardo Lira Matte

    Calculate, program, and solve equations

    The functions as a programmable scientific calculator with HP-15C features. Users can perform financial calculations including account balance tracking with interest rates and loan amortization schedules.

    ★ 4.114 ratingsProductivityFreeData updated 2026-09-06
  5. ▸ Calculator + app icon

    ▸ Calculator +

    CAT VIET SOFTWARE DEVELOPMENT & MEDIA JSC

    Calculate, convert, and solve equations

    Perform complex calculations using 12 built-in calculators including scientific, financial, and unit conversion tools. Input formulas with three modes: standard, string, and RPN.

    ★ 4.7899 ratingsUtilities$1.99Data updated 2026-09-08
  6. Qualifier Plus IIIx/fx app icon

    Qualifier Plus IIIx/fx

    Calculated Industries, Inc.

    Calculate financial formulas and equations

    Perform mortgage calculations for residential and commercial loans. Input loan details to determine affordability. Adjust variables like interest rates and down payments. Save and export calculation results. Share reports with clients or colleagues.

    ★ 4.93,425 ratingsFinanceFreeData updated 2026-09-08
  7. Basic Calculator: Classic Calc app icon

    Basic Calculator: Classic Calc

    MobArts Ltd

    Calculate, split, and customize

    Perform general calculations including addition, subtraction, multiplication, division, and square roots. Use memory functions for storage and retrieval. Apply thousands separators and handle numbers up to 60 digits.

    ★ 4.83,214 ratingsUtilitiesFreeData updated 2026-09-08
  8. DriveMyWay app icon

    DriveMyWay

    American Family Insurance

    Track driving habits and adjust rates

    Track driving habits and receive insights to manage auto insurance rates. Set goals to improve driving behavior. Monitor speed, acceleration, and braking patterns. Access safety reports and compare performance over time.

    ★ 4.52,462 ratingsUtilitiesFreeData updated 2026-10-09
  9. GO-21 SciRPN app icon

    GO-21 SciRPN

    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.

    ★ 4.913 ratingsUtilities$2.99Data updated 2026-09-08
  10. RPN-70 HD app icon

    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.

    ★ 5.03 ratingsProductivityFreeData updated 2026-09-08
  11. Compound Interest Calculator X app icon

    Compound Interest Calculator X

    Leno Labs LLC

    Calculate investment growth

    Calculate investment growth with a . Input decimal rates and choose from seven compounding frequencies. Add monthly contributions to track potential growth over time.

    ★ 4.8652 ratingsFinanceFreeData updated 2026-09-06
  12. Provident Funding app icon

    Provident Funding

    Provident Funding Associates L.P.

    Track mortgage rates and apply for loans

    View mortgage rates and account details. Check payment history and make payments. Set or edit automatic payments. Apply for new loans. Access amortization schedules and manage loan information securely.

    ★ 4.71,289 ratingsFinanceFreeData updated 2026-09-08
  13. HP-35 app icon

    HP-35

    Enrique Haro

    ★ 5.05 ratingsUtilitiesFreeData updated 2026-09-06
  14. Loan Amortization Calculator app icon

    Loan Amortization Calculator

    RedTracker LLC

    Calculate payments and interest

    Calculate payments, track principal and interest breakdowns, and see how extra payments reduce total cost. Input amount, interest rate, term, and payment frequency. View detailed schedules and estimate total interest paid.

    ★ 4.8650 ratingsFinanceFreeData updated 2026-09-18
  15. RPN 28x Calc app icon

    RPN 28x Calc

    Eric Roller

    Enter expressions and calculate results

    Is a programmable scientific calculator with a dynamic stack display. Users can input numbers and operations using reverse-polish notation. The display expands automatically as more values are added, and users can swipe to view additional lines.

    ★ 5.034 ratingsProductivity$6.99Data updated 2026-09-08
  16. Loan Calculator (Installment) app icon

    Loan Calculator (Installment)

    EONSOFT

    Calculate loans and track payments

    Calculate monthly payments for loans with equal principal and interest repayments or equal principal payments. Input amount, term, and interest rate to determine payment schedules and remaining balances.

    ★ 4.8623 ratingsFinanceFreeData updated 2026-09-09
  17. i41CX+ app icon

    i41CX+

    Antonio Lagana

    Programmable, expandable, calculate

    Perform complex calculations using RPN and CAS. Run custom programs and modules. Print or plot results via thermal printer. Import/export data in various formats. Access keyboard overlays and iOS features for enhanced functionality.

    ★ 4.8108 ratingsProductivity$24.99Data updated 2026-10-15

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.