EduCalc Classic icon

EduCalc Classic

William Jockusch

3.9

300 ratings

Free

In this calculator app, you can perform arithmetic calculations, graph equations, and convert units. Includes scientific functions, graphing features, constants, and reference guides.

AppRecs review analysis

AppRecs rating 3.8. Trustworthiness 77 out of 100. Review manipulation risk 23 out of 100. Based on a review sample analyzed.

★★★☆☆

3.8

AppRecs Rating

Ratings breakdown

5 star

62%

4 star

11%

3 star

4%

2 star

5%

1 star

19%

What to know

Low review manipulation risk

23% review manipulation risk

Credible reviews

77% trustworthiness score from analyzed reviews

Ad complaints

Many low ratings mention excessive ads

About EduCalc Classic

A powerful, flexible graphing calculator

Does far more than most calculators out there.

Features:

1) Scientific Calculator. Simple to grasp and easy to use, but powerful features are available when you need them. Available functions include the following:

• the usual arithmetic functions and exponentiation.
• square root, cube root, nth root, natural log, log base 10, log of arbitrary base, absolute value, factorial, permutations (nPr), combinations (nCr), modulus, random integer, bell curve, cumulative normal distribution, decimal to fraction.

2) Graphing. Capabilities:

• Graph up to four equations at once.
• Graphs are labeled.
• You can drag the graph or pinch to zoom in or out.
• Calculator can find roots and intersections.
• Graph in polar coordinates.
• Graph parametric equations
• Can graph implicit functions, such as x^2+y^2-4=0. Most calculator apps can't do this!

3) A unit converter. With a tap, you can enter the result of your conversion into the calculator. Currently converts different units of the following: acceleration, angle, area, density, distance, energy, force, mass, power, pressure, speed, temperature, time, and volume. Great for doing physics homework!

4) Constants for scientific calculations -- speed of light, strength of gravity at Earth's surface, etc. etc. etc. Tapping on a constant will insert it into your calculation -- i.e, you don't have to key in the value. Again, great for doing physics homework!

5) It can make a table of the values of any function you care to enter. You can choose the starting x value of the table, as well as how much x increases for each successive row.

6) Help screens linked directly to many of the available functions and constants. Tap the disclosure arrow to see the definition.

7) Forgot the quadratic formula? Or the double-angle formulas for sine and cosine? The math/science reference hits the high points of various subjects. Currently includes algebra, differential and integral calculus, geometry, trigonometry, vectors, vector calculus, and classical mechanics.

8) Keep track of significant figures [AKA sig figs]

9) Statistics -- enter data and make a histogram, box and whisker plot, or scatter plot with optional regression line.

If you are viewing this in iTunes, you will see five iPhone screenshots and five iPad screenshots. But even ten shots don't come close to showing everything this calculator can do.

I'd love to hear your comments or suggestions. You can write me at mathscixyzgraphcalc@gmail.com -- but without the xyz. Thanks!
EduCalc Classic Screenshots
Screenshot 1Screenshot 2Screenshot 3Screenshot 4Screenshot 5

Tap to Rate:

Reviews for EduCalc Classic

cgqlover

Love it

This is good to have on the go, and the equation references are also very helpful.

F4rtdumpster

Super useful calculator

Got me through college engineering. That’s good enough for me

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