Comparison

Trigonometry Master vs Geometry Calculator

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

Head to head
About

Trigonometry Master

Easily calculate unknown sides, angles, area, and perimeter of any triangle. Supports both right and oblique triangles with visual input modes and adjustable decimal places for accuracy. Includes a history tape and email sharing for recent calculations.

Highlights
  • Solves right and oblique triangles
  • Calculates sides, angles, area, perimeter
  • Draws calculated triangles
  • Supports degrees and radians
  • Visual input modes
  • Adjustable decimal places
  • History tape and email results
Features
Read full description

Trigonometry Master is a easy to use app that allows you to quickly calculate unknown sides and angles of any triangle. It will also calculate the area and perimeter and draw the triangle. The app finds the sides, angles, area and perimeter of a triangle based on input parameters. - Right triangle: Enter two values, two sides or a side and an angle, tap Calculate and Trigonometry Master will find remaining values. - Oblique triangle: Enter three values, tap Calculate and Trigonometry Master will do the rest. Valid inputs: • three sides • two sides and an angle • two angles and a side Features: - Solves right triangles. - Solves oblique triangles. - Calculates unknown sides, angles, area and perimeter of a triangle. - Draws a calculated triangle with one click. - Supported angle units: degrees, radians. - 2 input modes based on the required level of visualisation: • Mode 1 (standard mode) - input fields are located above the triangle picture and linked with the picture through the names of sides and angles; • Mode 2 (more visualized mode) - input fields for sides and angles are located directly on the triangle picture so you can easily understand which parameter you are entering. - You can select the desired number of decimal places to adjust the accuracy of the results. - History tape to view your recent calculations. - Back and forward buttons to recall recent calculations. - Sends results and history via email. - 'Undo' for the Clear command. - 7 color schemes. - Portrait and landscape orientation.

About

Geometry Calculator

Perform a wide range of geometric calculations for various shapes including triangles, rectangles, circles, and prisms. Features an intuitive interface with instant recalculations and interactive visualizations. Customize units and decimal places for precise results.

Highlights
  • Calculate angles, sides, perimeter, and area
  • Supports triangles, rectangles, circles, spheres, cones, trapezoids, parallelograms, cylinders, and rectangular prisms
  • Instant recalculations based on input
  • Interactive animated visualizations
  • Customizable units of measurement
  • Selectable number of decimal places
Features
Read full description

An application for calculating angles, sides, perimeter, area, and volume for triangles, rectangles, circles, spheres, cones, trapezoids, parallelograms, cylinders, and rectangular prisms is a versatile and convenient tool designed to help you perform a wide range of geometric calculations quickly and easily. Whether you are a student, a professional, or a DIY enthusiast, this geometry calculator can be a useful tool for solving everyday tasks. Depending on the selected shape, the calculator allows different types of calculations. For triangles, you can calculate angles, sides, perimeter, and area. For rectangles, side lengths, perimeter, and area are available. For circles, you can calculate radius, diameter, circumference, and area, as well as the volume and surface area of a sphere. For rectangular prisms, you can calculate side lengths, base area, surface area, and volume. The app features a simple and intuitive interface that allows you to easily enter values and quickly obtain results. After entering any parameter, the shape is recalculated instantly based on the latest input. An interactive animated visualization provides a clearer representation of the shape and the changes applied to it. Units of measurement for angles, length, area, and volume, as well as the number of decimal places, can be selected for convenient calculations. The geometry calculator is a practical tool that helps you easily perform a wide range of geometric calculations.

Screenshots

Trigonometry Master4 screens
Geometry Calculator4 screens

Verdict

The call

The clearest difference is review sentiment: Geometry Calculator at 100% against Trigonometry Master's 50%. Geometry Calculator also leads on price (Free vs $12.99) and rating (5.0 vs 2.5). Trigonometry Master's advantage is device support (4 vs 2) and iOS requirement (11.0 vs 17). On ads, in-app purchases and monetization model 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 is free to download; Trigonometry Master costs $12.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Geometry Calculator holds the better App Store score, 5.0 against 2.5. Both are backed by a comparable volume of ratings — 2 and 8 respectively. Written reviews point the same way: 50% of Trigonometry Master's written reviews are positive against 100% of Geometry Calculator's.

UpkeepUpdate frequency

Trigonometry Master ships an update every 10 months, Geometry Calculator every 2 months. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.

Scorecard7 real differences · 3 level
Trigonometry Master versus Geometry Calculator: the parameters behind the verdict, then further details
ParameterTrigonometry MasterGeometry Calculator
Price$12.99Free — better
Rating2.5 (2 ratings)5.0 (8 ratings) — better
Positive reviews50.0% of reviews100.0% of reviews — better
Number of ratings28 — better
Update frequencyEvery 10 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad
Requires iOS11.0 — better17
Further details — not scored
Size12 MB2 MB
Age rating4+4+
DeveloperIntemodino Group s.r.o.Andrey Russkin

Customer experience

Trigonometry Master

All ratings2 ratings
Positive50.0%
Neutral0.0%
Negative50.0%
Written reviews6 reviews
Positive50.0%
Neutral0.0%
Negative50.0%

Geometry Calculator

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews3 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Trigonometry Master

No in-app purchases

None

Geometry Calculator

No in-app purchases

Questions

Is Trigonometry Master free?
Trigonometry Master costs $12.99, with no in-app purchases.
Is Geometry Calculator free?
Geometry Calculator is free to download, with no in-app purchases.
Which has better reviews, Trigonometry Master or Geometry Calculator?
Geometry Calculator is rated higher. Trigonometry Master averages 2.5 out of 5 from 2 ratings, while Geometry Calculator averages 5.0 from 8 ratings.
Do Trigonometry Master or Geometry Calculator have ads?
Neither Trigonometry Master nor Geometry Calculator shows ads.
Which is updated more often, Trigonometry Master or Geometry Calculator?
Trigonometry Master ships an update every 10 months, and Geometry Calculator every 2 months. Most recently, Trigonometry Master was updated on September 10, 2026 and Geometry Calculator on September 21, 2026.

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