Comparison

Geometry Calculator. vs Triangle Calculator Plus

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

Highlights
  • 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
Features
Read full description

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!

About

Triangle Calculator Plus

This app instantly solves any triangle problem with multiple solver modes and live visualization. It provides complete triangle properties, step-by-step solutions, and supports various units. Ideal for students, engineers, and professionals needing quick, accurate triangle calculations.

Highlights
  • Multiple solver modes (SSS, SAS, ASA, AAS, SSA, Right Triangle)
  • Live triangle visualization with real-time updates
  • Complete triangle properties (area, perimeter, circumradius, inradius)
  • Step-by-step solution breakdown
  • Unit support for various measurements
  • Tap to copy results
Features
Read full description

Triangle Calculator — Solve Any Triangle Instantly The most powerful triangle calculator on iPhone/iPad. Whether you're a student solving geometry homework, an engineer calculating structural angles, or a teacher demonstrating trigonometry — Triangle Calculator gives you every answer in seconds. 6 POWERFUL SOLVER MODES Tackle any triangle problem, no matter what values you have: SSS — solve from 3 sides using the Law of Cosines SAS — 2 sides and an included angle ASA — 2 angles and the side between them AAS — 2 angles and a non-included side SSA — the ambiguous case, with automatic detection of 0, 1, or 2 solutions Right Triangle — dedicated mode for right triangles using the Pythagorean theorem LIVE TRIANGLE VISUALIZATION Watch your triangle redraw in real time as you type. Animated sides, labeled angles, altitude lines, and vertex markers update instantly. Pinch to zoom for a closer look. COMPLETE TRIANGLE PROPERTIES Go beyond basic sides and angles. Every solution includes: • Area and perimeter • Circumradius R and Inradius r • All 3 medians, altitudes, and angle bisectors STEP-BY-STEP SOLUTIONS Toggle on step-by-step mode to see exactly how each answer was calculated — formulas, substitutions, and results. Perfect for checking your homework or understanding the math behind the answer. TAP TO COPY ANY RESULT Tap any calculated value to instantly copy it to your clipboard — great for pasting into reports, spreadsheets, or other apps. UNIT SUPPORT FOR EVERY FIELD Switch between mm, cm, m, inches, and feet. All results update automatically. Ideal for engineering, construction, architecture, and woodworking. BEAUTIFUL DARK MODE Fully supports iOS Light and Dark Mode with a clean, distraction-free interface. Perfect for: - High school and college geometry & trigonometry students - Engineers, architects, and surveyors - Construction and carpentry professionals - Teachers and tutors - Anyone who needs fast, accurate triangle math Thanks for your support and do visit nitrio.com for more apps for your iOS devices.

Screenshots

Geometry Calculator.4 screens
Triangle Calculator Plus4 screens

Verdict

The call

The clearest difference is rating: Triangle Calculator Plus at 5.0 against Geometry Calculator.'s 4.6. Geometry Calculator.'s advantage is update cadence (every 5 months vs every 23 months) and ratings volume (33 vs 1). On ads, in-app purchases, monetization model 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

CostPrice · In-app purchases · Ads · Monetization

Geometry Calculator. costs $2.99 and Triangle Calculator Plus $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Triangle Calculator Plus holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Geometry Calculator. has 33 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Geometry Calculator. ships an update every 5 months, Triangle Calculator Plus every 23 months. The most recent releases landed on September 8, 2026 and September 25, 2026 respectively.

Scorecard4 real differences · 6 level
Geometry Calculator. versus Triangle Calculator Plus: the parameters behind the verdict, then further details
ParameterGeometry Calculator.Triangle Calculator Plus
Price$2.99 — better$3.99
Rating4.6 (33 ratings)5.0 (1 ratings) — better
Positive reviews50.0% of reviews—
Number of ratings33 — better1
Update frequencyEvery 5 months — betterEvery 23 months
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, Mac — betteriPhone, iPad
Requires iOS17.617.6
Further details — not scored
Size10 MB1 MB
Age rating4+4+
DeveloperV PUGAZHENTHIHeng Jia Liang

Customer experience

Geometry Calculator.

All ratings33 ratings
Positive87.9%
Neutral3.0%
Negative9.1%
Written reviews2 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Triangle Calculator Plus

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Geometry Calculator.

No in-app purchases

None

Triangle Calculator Plus

No in-app purchases

Questions

Is Geometry Calculator. free?
Geometry Calculator. costs $2.99, with no in-app purchases.
Is Triangle Calculator Plus free?
Triangle Calculator Plus costs $3.99, with no in-app purchases.
Which has better reviews, Geometry Calculator. or Triangle Calculator Plus?
Triangle Calculator Plus is rated higher. Geometry Calculator. averages 4.6 out of 5 from 33 ratings, while Triangle Calculator Plus averages 5.0 from 1 ratings.
Do Geometry Calculator. or Triangle Calculator Plus have ads?
Neither Geometry Calculator. nor Triangle Calculator Plus shows ads.
Which is updated more often, Geometry Calculator. or Triangle Calculator Plus?
Geometry Calculator. ships an update every 5 months, and Triangle Calculator Plus every 23 months. Most recently, Geometry Calculator. was updated on September 8, 2026 and Triangle Calculator Plus on September 25, 2026.

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