Solve - A colorful calculator

4.6
161 reviews
5K+
Downloads
Content rating
Everyone
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About this app

Solve is a calculator like no other! Solve solves expressions as you type and features an innovative memory system to store and recall answers. Simply touch the answer to store it and touch the stored answer to use it in an expression.

Solve has four tabs that select four different calculators each with its own color. Multiply numbers, calculate a tip and find a square root all without clearing your results!

Plot graphs with a single touch! Solve plots 2D and 3D functions using the x, y and θ variables. When you use the x, y and θ variables in an equation the answer will say Touch to Plot. Touch this label to graph the equation.

GRAPHING
Plot functions using the x variable. For example, "y=sin(x)" is just entered as "sin(x)".
• cos(x)
• abs(x)
• x^2+2x+6

POLAR GRAPHING
Plot polar equations using the θ variable. For example, "r=2θ" is just entered as "2θ".
• 2θ
• sin(2θ)

3D GRAPHING
Plot 3D functions by using the x and y variables. For example, "z=x+y" is just entered as "x+y".
• cos(x)+sin(y)
• x^2+y^2

PLOT MULTIPLE GRAPHS
Graph multiple functions by separating each equation with a comma.
• sin(x),cos(x)
• x,x^2,x^3

TIME GRAPHING
The T variable is used to create animated or time plots.
• cos(x+T)
• sin(x+T)*x
• cos(x+T)+sin(y+T)

Try Solve today on your Android device!
Updated on
Oct 6, 2013

Data safety

Developers can show information here about how their app collects and uses your data. Learn more about data safety
No information available

Ratings and reviews

4.7
140 reviews
pisal paul
November 10, 2023
This app is very useful and friendly for students. But now this app can't use with android 14. Please help this app to survive again in android 14.
2 people found this review helpful
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Phils P
October 2, 2023
Very free and useful
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A Google user
July 20, 2018
My favorite calculator app by far. I really hope support for this app isn't dead. I'd love to see some updates and improvements. It's a great design, and it has so much potential.
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What's new

Improves support for tablets with high resolution screens.