Taculator 84 Graphing Calc

Your graphing calculator for high school and college students.

Includes all the commands and functions for advanced math, list, statistics, distribution, stat plots, etc.

Use the arrow keys or your fingers to navigate inside the app.

Covers everything you need: Pre-Algebra, Algebra 1 & 2, Pre-Calculus, Calculus, Statistics...

Taculator 84 is 100X faster as it uses the huge calculation power of your iPhone/iPad, while handheld calculators are often slow.

High-resolution graphing window: Make sharp and beautiful graphs.

Your new calculator weighs nothing and is always ready on your phone.

Share your calculations with friends as a text message or email.

Geometry: draw points, lines, circles and polygons, measure lengths, angles and areas, explore transformations, animations and loci.

Polynomial Root Finder & Simultaneous Equation Solver.

Finance: Time-Value-of-Money solver, NPV, IRR, amortization.

Probability Simulation: toss coins, roll dice, pick marbles, spin spinners, draw cards.

Science Tools: significant-figures calculator, unit converter, data/graphs wizard, vector calculator.

Transformation Graphing, Conics, Inequality Graphing, Periodic Table.

Numeric Solver: solve any equation for any variable.

Scientific calculator with all basic arithmetic and advanced functions.

Ability to scroll through history and copy previous calculations.

Complex numbers support

Probability functions like nPr, nCr, factorial, random numbers.

Enter fractions easily.

Convert angles and use DMS format.

Graph every function you want and trace for X- and Y-values

Calculate intersection, zero, minimum, maximum, integral, and derivative.

Switch between full-screen graphs and normal mode.

Zoom in and out with your fingers and adjust the window settings.

Graph statistical plots like histogram, box plot, scatter plot, xy-line plot

Draw vertical, horizontal, tangent, circle.

Store matrices and reuse them using shortcuts like [A], [B], [C],...

Do matrix arithmetic operations: Scalar multiplication, addition & subtraction, multiplication, power of a matrix.

Calculate transpose, determinant, dimension, inverse matrix, row echelon form, reduced row echelon form, identity matrix, cumulated sum.

Use the stat list editor to enter your list values.

Perform 1- and 2-Variable statistics.

Use lists to calculate min, max, mean, median, sum, product, standard deviation, variance.

Find best-fit regressions: LinReg (ax+b), LinReg (a+bx), QuadReg, CubicReg, QuartReg, LnReg, ExpReg, PwrReg, Logistic, SinReg.

Perform statistical tests: Z-Test, T-Test, 2-SampleZTest, 2-SampleTTest, 1-PropZTest, 2-PropZTest, ZInterval, TInterval, 2-SampleZInterval, 2-SampleTInterval, 1PropZInterval.

Calculate various distributions: Normalpdf/cdf, invT, Tpdf/cdf, χ2pdf/cdf, Fpdf/cdf, Poissonpdf/cdf, Binompdf/cdf, Geometpdf/cdf.

Get help with all commands with our integrated Catalog & Help section.

It provides you with syntax help, examples, and possible error messages.

Enter a command and the app will show you the right syntax next to the cursor.

Unlock advanced calculations and functions with a monthly, yearly, or lifetime subscription.

Subscriptions auto-renew unless canceled at least 24 hours before the end of the current period.

Manage subscriptions in Account Settings.