Apps Like NineTrigram for iPhone and iPad
Ranked alternatives
Showing 161–180 of 1,000 ranked alternatives.




Sweep & Zone
Utility Forces LLC
Calculate deflections and quadrants
Calculate shooting data by inputting changes in mils, number of deflections, and base deflection. Compute accurate results quickly. Track usage with a subscription model after five free uses. Include quizzes for practice.


Sage Math
Ivan Andrus
Access algebra systems and code tools
Access computational tools like GAP, GP, Maxima, Octave, R, and Singular via a simple interface. Perform calculations with Python and HTML support. Results are stored locally for offline viewing and can be emailed. Requires internet for computations.

RPN-35 SD
Willy Kunz
Calculate, organize, and manage tasks
Calculate mathematical expressions with scientific functions, trigonometry, and logarithms. Store and recall values. Adjust display settings for different modes. Export calculation history and share results via email or cloud storage.





M.A. Ford Machining Calculator
M.A. Ford Europe Ltd
Calculate cutting speeds and feeds for HSM
Calculate cutting speeds and feeds for High Speed with support for ISO materials and adaptive data based on workpiece properties. Adjust parameters via touchscreen for real-time updates. Choose metric or US units. Set maximum RPM limits.





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