Apps Like 3Calc for iPhone and iPad
Ranked alternatives
Showing 281–300 of 1,000 ranked alternatives.


Halliburton eRedBook® Mobile
Halliburton
Industry data for oil and gas wells
The app provides instant access to key dimensions and strengths for pipe. Users can look up specifications for tubulars to quickly calculate capacity and annulus volumes in various units.



Basic Calculator Biz
Imple, Inc.
Calculate and view formulas clearly
Performs arithmetic operations including addition, subtraction, multiplication, and division. Displays full calculation formulas for error detection. Includes standard functions comparable to commercial calculators.

CalcRx
Dabbling Badger LLC
Calculate prescriptions and track days supply
Calculate prescription dispense quantities and billable days supply with specialized tools for tablets, capsules, liquids, and more. Input prescription directions to automatically determine dosing schedules and tapering regimens.




Can Swipe Calculator 5 View
TAKAHIRO AYA
Calculate and to switch equations
Perform calculations by swiping to switch between operands. Tap operators to initiate operations. calculation steps with a back button. Input values above operators for clarity. Track previous steps for review.







SlipStick
Steve Glenner
Calculate with a slide rule
Perform multiplication, division, logarithmic, and trigonometric calculations using a slide rule interface. Adjust scales for precise measurements. Manual operation requires sliding components to compute results.


CalcKey: Calculator Keyboard
RIGHT TRACKS IT LIMITED
Calculate within messages and notes
Allows users to perform calculations directly within apps like Messages, WhatsApp, and Notes. It integrates a for quick math during typing. Real-time results appear as users input numbers.

FastCalc
Andre Ponzo
Calculator with large keys and display.
The app features large, easy-to-read keys for fast input and a permanent display of the user's expression. Results appear automatically as typing occurs, eliminating the need for an equals key.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.