Circle & Sphere

Do your homework instantly. Prepare for exams without stress. Free, complete step-by-step solutions. Enter your values and calculate:

• Circle: radius, diameter, circumference and area
• Sphere: surface area and volume
• Circular sector: arc length and central angle

HOW IT WORKS
Enter your values in the correct fields and get started. You receive the solution instantly and can share it with friends or classmates.

YOUR PERSONAL DATA
We don’t need it. Only anonymized data is collected, for example:

• which features are used
• how many solutions are generated
  This helps us improve. We cannot identify you.

COSTS
Everything is free to use. 24/7 access to your solutions. All solution steps always remain complete.
If you need many solutions in a short time, various purchase options are available.

EXTRAS

• Overview of all measures
• all length units
• curated learning videos
• feedback for incorrect inputs
• manage your own solutions
• app introduction

CONTACT
Questions and feedback via Discord or directly in the app review.