Apps Like Vintage-45 for iPhone and iPad
Calculate with HP-45 precision
Simulate the HP-45 scientific calculator with photo-realistic design and animated keys. Perform all original functions and operations. Access a secret stopwatch. Adjust processing speed between real-time and simulated.
Vintage-45 screenshots
Ranked alternatives
Showing 21–40 of 1,000 ranked alternatives.
RPN-25 CE
Willy Kunz
Calculate with photo-realistic precision
Simulate the HP-25C calculator with input method. Perform complex calculations, store and recall values, and use programmable functions. Access continuous memory for data retention. View and edit programs directly on the interface.
Calculator with History +
Beijing Free Calculator Technology Co., Ltd.
Calculate and track financial formulas
Perform calculations a scientific featuring pi, exponents, square root, negative numbers, and logarithms. View calculation and adjust decimal places or use thousands separators. Customize keyboard colors and sounds.
PCalc
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.
Calculator HD Pro
Cider Software LLC
Calculate with dual-line display and multi-line input
A with dual-line display showing input and result. Supports multi-line equations and tap-to-move cursor. Saves calculation history with timestamps and labels. Allows emailing calculations and swiping to review past entries.
Weather ..
Unicom TOV
Check and forecast updates
Displays current with minimum and maximum temperatures. Shows 72-hour and 10-day forecasts for global cities. Automatically detects location. Includes animated satellite maps with wind, rain, temperature, and cloud layers.
Speedometer •
Unicom TOV
Track speed, location, and weather
Track speed with a graphical dashboard and analog/numeric display. View current location, weather, and temperature in Celsius or Fahrenheit. Switch between kilometer and mile units. Customize dashboard colors and use an analog compass.
Calculator HD: Big Buttons
Studio Zebra
Calculate with large, easy-to-read numbers
A for with a large, easy-to-read display. Perform basic arithmetic operations. Use user-friendly controls for quick calculations.
Big Button Calculator Pro
Cider Software LLC
Calculate with color and precision
Calculate with a dual-line display showing input and result simultaneously. Use percentage and backspace functions. Choose from 18 color themes. Enter multi-line equations. Automatically format scientific expressions. Access via Split View.
Time Calculator ×
DOUBLE U s.r.o.
Calculate with precision and ease
Perform -based calculations with addition, subtraction, multiplication, and division. Input and display in days, hours, minutes, and seconds. Customize format preferences. Convert between different units.
Calculator #
An Truong
Calculate, graph, and solve equations
Perform complex calculations with a powerful math core and algebra engine. Display mathematical expressions with proper formatting. Solve equations, graph functions, and convert units. Access scientific, financial, and programming calculators.
Unit Converter - Convert all
oWorld Software
Convert currencies, weights, and units instantly
Convert units for currency, weight, length, volume, and temperature. Input values and select units for instant . Access real-time currency rates. Share results or copy to clipboard for quick use.
Weather ٞ .
Unicom TOV
Check with one click
Displays current conditions using geo-positioning. Show today’s forecast in a widget. Syncs with Apple Watch. Features a beautiful background image.
Mila's Unit Converter PRO
Scott DeSapio
Convert units across 16 categories
Convert units across 16 categories with instant accuracy. Switch between hundreds of units for length, weight, temperature, and more. Calculate conversions for cooking, engineering, travel, and study.
Convert Any Unit Lite
Cider Software LLC
Convert units with intelligent search.
The app converts units with an autocomplete search. It automatically saves units to a selected list and includes a built-in calculator.
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.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.