Geometry Calculator. vs Circle & Sphere
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Geometry Calculator.
This app serves as a comprehensive geometry guide, offering calculations for 26 different 2D shapes and 3D solids. It covers essential parameters like area, volume, radius, and angles, making it a complete reference for geometric computations.
- Calculations for 26 geometric shapes, planes, and solids
- 783 distinct geometric calculations
- Covers 2D shapes and 3D solids
- Calculates area, volume, radius, circumference, and more
- Available in multiple languages
- Complete geometry guide and reference
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Ever wondered how many geometric shapes, planes, and solids exist—and how to calculate their parameters? Then this is the app for you! Geometry Calculator includes 26 shapes, planes, and solids with 783 calculations, covering: 2D Shapes & Planes: • Circle, Annulus, Ellipse, Torus • Square, Rectangle, Triangle, Triangle Theorems • Equilateral Triangle, Isosceles Triangle, Right Triangle • Parallelogram, Rhombus, Trapezoid, Polygon • Distance, 2D Distance, 3D Distance 3D Solids: • Cube, Cuboid, Capsule, Cone, Cylinder • Conical Frustum, Square Pyramid, Sphere, Hemisphere, Tube This app calculates essential geometric parameters, including: • Area & Surface Area • Radius, Diameter & Circumference • Length, Side Length & Diagonal Length • Height, Slant Height, Width & Altitude • Median & Angles • Volume & Thickness • Inradius & Circumradius • Perimeter & Semiperimeter Available in: English, Français, Español, Italiano, Deutsch, Português, Nederlands & Chinese. A Complete Geometry Guide and Reference!
Circle & Sphere
Instantly solve geometry problems for homework and exams. Calculate circle and sphere properties with step-by-step solutions. Access learning videos and manage your calculations.
- Circle calculations (radius, diameter, circumference, area)
- Sphere calculations (surface area, volume)
- Circular sector calculations
- Step-by-step solutions
- Learning videos
- Solution management
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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.
Screenshots
Verdict
The clearest difference is review sentiment: Circle & Sphere at 100% against Geometry Calculator.'s 50%. Circle & Sphere also leads on price (Free vs $2.99) and update cadence (every 3 weeks vs every 5 months). Geometry Calculator.'s advantage is rating (4.6 vs 4.0) and in-app purchases (none vs 8). On ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Circle & Sphere is free to download; Geometry Calculator. costs $2.99 up front. Circle & Sphere sells 8 one-off in-app purchases. Geometry Calculator. asks for nothing beyond the download.
Geometry Calculator. holds the better App Store score, 4.6 against 4.0. That said, the two scores are not equally well evidenced: Geometry Calculator. has 33 ratings behind it against 4, so its average is the more settled of the two. Written reviews complicate that: 50% of Geometry Calculator.'s written reviews are positive against 100% of Circle & Sphere's, so the app with the better star average is not the one people write more warmly about.
Geometry Calculator. ships an update every 5 months, Circle & Sphere every 3 weeks. The most recent releases landed on October 23, 2026 and October 24, 2026 respectively.
| Parameter | Geometry Calculator. | Circle & Sphere |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.6 (33 ratings) — better | 4.0 (4 ratings) |
| Positive reviews | 50.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 33 — better | 4 |
| Update frequency | Every 5 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Requires iOS | 17.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 180 MB |
| Age rating | 4+ | 4+ |
| Developer | V PUGAZHENTHI | Glindemann, Sennoun, Langer GbR |
Customer experience
Geometry Calculator.
Circle & Sphere
In-app purchases
Geometry Calculator.
No in-app purchases
Circle & Sphere
- +30 User Tokens$0.29
- +1 Convenience Token / 6h, max. +2$0.59
- +2 Convenience Tokens / 6h, max. +4$0.99
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- +150 User Tokens$0.99
- +300 User Tokens$1.49
- +4 Convenience Tokens / 6h, max. +8$1.59
- Remove Ads$2.99
- Lifetime Access$2.99
Questions
Is Geometry Calculator. free?
Is Circle & Sphere free?
Which has better reviews, Geometry Calculator. or Circle & Sphere?
Do Geometry Calculator. or Circle & Sphere have ads?
Which is updated more often, Geometry Calculator. or Circle & Sphere?
Other comparisons
