Ncalc - Graphing Calculator 84 12+

Designed for use with Calc84

Tran Duy

    • 5.0 • 9 Ratings
    • Free
    • Offers In-App Purchases

Description

Graphing calculator provides an UI similar to real graphing calculator 84.
◉ Graphing calculator.
- Calculator supports function, polar and parametric graphs.
- Press MODE and select graph mode, and then press Y= to open graph editor. Press GRAPH to draw these functions.
- Interactive tracing mode, manual tracing mode.
- Show intersection, root and extrema (local maximum, local minimum) of function graph
- Show derivative of function graph
- Show tangent of function and polar graphs
- Best fit line of set of points.
- TABLE generates table of value of selected graph.
- CALC calculates min, max, d/dx, integral of selected graph.

◉ Scientific calculator
- Computer algebra system, symbolic calculation.
- Support all functions of real graphing calculator 83, 84.
- All basic and advanced math functions, complex number, probability, angle, relational operations, logic operations, matrix and vector operations.
- Users can define their calculator function.

◉ Equation solver (Press ALPHA ENTER to open SOLVER menu)
- Solve any equation with auto solver mode, the calculator can give symbolic roots.
- Solve quadratic, cubic, quartic and 5th equation.
- Solve system of equations, up to 5 variables

◉ Statistics
- 1-Var Stats Calculates 1-variable statistics.
- 2-Var Stats Calculates 2-variable statistics.
- LinReg(ax+b) Fits a linear model to data.
- QuadReg Fits a quadratic model to data.
- CubicReg Fits a cubic model to data.
- QuartReg Fits a quartic model to data.
- LinReg(a+bx) Fits a linear model to data.
- LnReg Fits a logarithmic model to data.
- ExpReg Fits an exponential model to data.

◉ Inferential Statistics and Distributions
- Z-Test, T-Test, 2-SampZTest, 2-SampTTest, 1-PropZTest, 2-PropZTest, ZInterval, TInterval, 2-SampZInt, 2-SampTInt, 1-PropZInt, 2-PropZInt, Chi2-Test, Chi2-GOF Test, 2-SampFTest, LinRegTTest, LinRegTInt, ANOVA
- All distribution functions, includes normal distribution, student t, Chi-square, F, binomial, ...

◉ Get Calculator 84 Premium
Upgrade to Premium version and get access all app features above, includes advanced math functions,
statistic, inferential statistics and distributions and a lot of other features.

* Choose from 3 subscription options:
- A 1-month subscription
- A 1-year subscription
- A Lifetime purchase.
* Subscription payments will be charged to your iTunes account at confirmation of your purchase and upon commencement of each renewal term.
* You can cancel the subscription anytime by canceling your subscription through your iTunes account settings. This must be done 24 hours before the end of subscription period to avoid being charged. The cancellation will take effect the day after the last day of the current subscription period, and you will be downgraded to the free service.

Terms of Service: https://calc84-efd3d.firebaseapp.com/tos.html
Privacy Policy: https://calc84-efd3d.firebaseapp.com/privacypolicy.html

What’s New

Version 2.2.0

- Graphing: allow to x=value graph
- Graphing: derivative of Erf and Erfc
- StatPlot: Modified box plot option
- Graphing: graph of limit and numeric derivative
- Improved equation solver
- Improved TVM solver
- Support more hardware keyboard layouts
- Bug fixes and performance improved

Ratings and Reviews

5.0 out of 5
9 Ratings

9 Ratings

astra k ,

Need more information

It’s good app, feels like TI -84 but need more information about how to use tips, must be help page and user guide.

App Privacy

The developer, Tran Duy, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy.

Data Used to Track You

The following data may be used to track you across apps and websites owned by other companies:

  • Identifiers

Data Not Linked to You

The following data may be collected but it is not linked to your identity:

  • Location
  • Identifiers
  • Usage Data
  • Diagnostics

Privacy practices may vary based on, for example, the features you use or your age. Learn More

Supports

  • Family Sharing

    Some in‑app purchases, including subscriptions, may be shareable with your family group when Family Sharing is enabled.

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