Parabola - quadratic and biquadratic equation solver, real and complex solutions
Archived App (Last seen on 2 Jan 2026)
This is an archived listing of the app previously available on the App Store.Although the app is no longer distributed by Apple, you can still view its description, screenshots, version history, ratings, and metadata for reference.
About
Solve quadratic and biquadratic equations with real and complex solutions. Visualize functions with interactive plotting and zoom capabilities. Supports decimal and fractional coefficients for versatile mathematical calculations.
What's New in Parabola
1.0
March 23, 2016
This app has been updated by Apple to display the Apple Watch app icon.
Developer apps
FAQ
What types of equations can Parabola solve?
Parabola can solve quadratic equations in the form ax^2+bx+c=0 and biquadratic equations in the form ax^4+bx^2+c=0. It can find both real and complex solutions for these equations.
Can I see a visual representation of the equations?
Yes, Parabola allows you to plot the functions of the equations you input. You can also zoom in and out on the plots for a closer look at the function's behavior.
What formats can I use for coefficients in Parabola?
You can input coefficients as decimals, such as a = 1.5, or as fractions, like a = -4/3. This flexibility accommodates various mathematical inputs.
Is Parabola suitable for beginners or advanced users?
Parabola is useful for a range of users, from students learning algebra to professionals in mathematics and physics who require precise equation solving and plotting capabilities.
What devices is Parabola available on?
Parabola is available for iPhone, iPad, and iPod devices. It is designed to run on Apple's mobile operating system.
How often is Parabola updated?
Parabola was last updated on March 23, 2016, with version 1.0. As of its last update, it has not received subsequent updates.
Does Parabola have ads?
No, Parabola does not contain advertisements. It is a paid application that offers an ad-free experience.
What is the price of Parabola?
Parabola is available for a one-time purchase of $0.99. This grants you access to all its features without recurring fees.