Simulate the HP-45 scientific calculator with photo-realistic visuals and animated keys. Perform all original functions and operations. Access a secret timer for 12-hour or 100-hour intervals. Switch to Super-45 mode for enhanced capabilities.
by Willy Kunz★ 4.86 ratingsProductivity$2.99Data updated 2026-09-08
Lets users perform calculations and convert units with an easy-to-read history tape and expression view. Save and reuse previous calculations. Convert between units intuitively. Sync with Apple Watch for on-the-go use.
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.
Track sales and manage multiple store locations with real-time data access. Monitor cash flow and register activity. Set and track sales targets per store and team member. Switch between locations easily.
Simulate a programmable calculator with magnetic card input. Run original HP-65 programs. View detailed manuals and technical specifications. Adjust calculator settings and interface layouts. Export calculations and program data.
Allows users to take photos of math problems and receive step-by-step solutions. It can plot graphs of equations. Users can chat with an AI tutor for homework and assignment .
Analyze frequencies with a real-time display. Adjust and visualize sound levels across different frequency ranges. Export analysis data and compare signals for accuracy. Calibrate equipment for optimal performance.
Solve math problems with natural textbook input and fraction support. Trace graphs with touch. Zoom using pinch gestures. Tap for regression analysis. Swipe to scroll through calculation history and matrices. Access help via the ? key.
With symbolic algebra, equation solving, and calculus functions. Supports fractions, repeating decimals, and high-precision numbers. Displays results as simplified expressions or numerical values.
Perform complex calculations with scientific formulas and unit conversions. Access calculation history via Spotlight and 3D Touch. Use widgets for quick access and history integration. Sync with Apple Watch for notifications and basic calculations.
Solve mathematical problems with fraction, decimal, and equation input. Display results in decimal, rational, , or trigonometric formats. Support up to 16 decimal places for precise calculations.
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.
Displays current time with high precision using an internet time protocol to sync with an time server. Users can set time zones, adjust display settings, and view time in 12-hour or 24-hour format.
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.
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.
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.
Perform complex calculations using 12 built-in calculators including scientific, financial, and unit conversion tools. Input formulas with three modes: standard, string, and RPN.