Comparison

Trigonometry Master vs Emko

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

Emko

Features
Read full description

The application handles basic calculations in the field of production preparation of piping systems. It consists of three parts. Paid and two unpaid. 1. paid part. Platform for drawing isometries and calculating pipe and elbow dimensions. The application draws the isometry from the entered data, marks the beginning and end of the pipe and the welds. It calculates the net pipe lengths to be cut, calculates the angle of the elbows, the lengths of the large and small radii, the elbows to be cut if necessary, and the readings of the cut elbows and the angle of inclination. 2. unpaid portion. Platform to calculate and plot the etchings. 3. unpaid platform. A platform for calculating extended pipes that continue the same distance in the stage. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Trigonometry Master4 screens
Emko4 screens

Verdict

The call

The clearest difference is price: Emko at Free against Trigonometry Master's $12.99. Emko also leads on update cadence (every 5 weeks vs every 10 months). Trigonometry Master's advantage is in-app purchases (none vs 2) and iOS requirement (11.0 vs 15.1). 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

CostPrice · In-app purchases · Ads · Monetization

Emko is free to download; Trigonometry Master costs $12.99 up front. Emko sells 2 in-app purchases, starting at $1.99 per month. Trigonometry Master asks for nothing beyond the download.

UpkeepUpdate frequency

Trigonometry Master ships an update every 10 months, Emko every 5 weeks. The most recent releases landed on September 10, 2026 and September 5, 2026 respectively.

Scorecard4 real differences · 6 level
Trigonometry Master versus Emko: the parameters behind the verdict, then further details
ParameterTrigonometry MasterEmko
Price$12.99Free — better
Rating2.5 (2 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 10 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationPaid—
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPad, iPod
Requires iOS11.0 — better15.1
Further details — not scored
Size12 MB30 MB
Age rating4+4+
DeveloperIntemodino Group s.r.o.CODEUPP

In-app purchases

None

Trigonometry Master

No in-app purchases

2 purchases

Emko

Subscriptions2
  • Mesačné$1.991 Month
  • Ročné$17.991 Year

Questions

Is Trigonometry Master free?
Trigonometry Master costs $12.99, with no in-app purchases.
Is Emko free?
Emko is free to download, with in-app purchases available.
Do Trigonometry Master or Emko have ads?
Neither Trigonometry Master nor Emko shows ads.
Which is updated more often, Trigonometry Master or Emko?
Trigonometry Master ships an update every 10 months, and Emko every 5 weeks. Most recently, Trigonometry Master was updated on September 10, 2026 and Emko on September 5, 2026.

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