Apps Like Twin-Calc for iPhone and iPad
Twin-Calc screenshots
Ranked alternatives
Showing 241–260 of 1,000 ranked alternatives.



Construction Calculator -
TERMUX LIMITED LIABILITY COMPANY
Calculate materials, estimate costs, track progress
Calculate concrete volume with precise formulas and unit conversions. Estimate material quantities for walls, slabs, and foundations. Measure dimensions and convert units. Generate reports and save calculations for future projects.

Air Density Calculator
Tan Chia Ling
Calculate air , temperature, or pressure
Calculate air , temperature, or pressure with instant results. Copy calculations to other apps. Includes formulas for reference. Supports up to 16 decimal places and various units for each input.

FastCalc lite
Andre Ponzo
Calculator with large practical easy keys
The app features large, easy-to-read keys for quick input and a permanent display of the user's expression. Results appear automatically as the user types, eliminating the need for an equals key.


Scientific Calculator - CalCon
STAGE CODING, Travnik
Calculate and convert units and currencies
Perform calculations, convert units and currencies, and compute percentages and proportions. Calculate areas and volumes. Drag and drop to create custom calculators. Solve complex or simple math problems.

Calculator CIassic
Edison Largo
Calculate, log, and solve equations
Perform basic and advanced calculations with a scientific . View and edit calculation history. Correct entries using backspace. Switch between decimal point and decimal comma formats.

Unit Circle Calculator PRO
Glindemann, Sennoun, Langer GbR
Calculate trigonometric values step by step
Calculate trigonometric values for the by inputting radians or angles. Display step-by-step solutions and support negative numbers, decimals, and fractions. Save calculations in history and share results.

Basic Tax Formulas
CAFFEINATETECH SRL
Calculate payroll taxes and sales tax
Calculate FICA Medicare Payroll Tax and Sales Consumption Tax with formula-based calculators. Input parameters and copy results. View and descriptions for each calculation.


Calculator....
Tamer Elsharqawy
Calculate numbers quickly and accurately
Perform basic arithmetic operations, calculate percentages, and convert units. Access scientific functions, memory storage, and equation solving. Share results via copy or screenshot.

Transformer Calc 2
Snappy Appz Inc.
Calculate transformers on the fly
Allows users to perform electrical calculations for sizing, overcurrent, wire, and conduit. It supports 2017 NEC and 2021 CEC codes for US and Canada.


Concrete Calc Pro
Volodymyr Budnichenko
Calculate needs accurately
Calculate materials for slabs with precise volume and quantity estimates. Input dimensions and select units. Convert measurements and view results in cubic meters, yards, or feet. Export data for project planning.


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