Comparison

Trigonometric Calculation vs Geometry Calc+Shapes

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

Head to head
About

Trigonometric Calculation

Features
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This is a calculation application for finding angles and side lengths of triangles. 1 We would appreciate a review if there are any problems such as calculation glitches. 2 I hope you will use this application for simple calculations. Please understand that we cannot be held responsible for any impact or disadvantage related to the quality of production activities caused by the calculations in this application.

About

Geometry Calc+Shapes

Features
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Quickly calculate areas, volumes, and angles of geometric shapes with a simple yet precise geometry calculator. Supports a wide range of shapes including triangles, circles, trapezoids, and 3D solids such as spheres, cylinders, and cones. Ideal for students, designers, and engineers in any field. ---------- 【Main Features】 ・Supports various shapes: triangles, circles, regular polygons, and 3D solids ・Automatically solves consistent values when multiple conditions are entered (supports multi-constraint calculation) ・Adjustable decimal precision and angle units (degrees / DMS) ・Save and share input values easily ・Export calculated results as images ---------- 【Full Access Plan】 The free version includes basic shapes (right triangle and circle). Purchasing the Full Access Plan unlocks all shapes, removes ads, and allows you to save without watching ads. You can also customize decimal precision freely. ---------- With advanced “multi-constraint” solving and automatic updates for interdependent sides and angles, the internal high-precision math engine ensures reliable results. Perfect for those who need accurate, efficient geometry calculations for study, design, or engineering work. --- Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Trigonometric Calculation4 screens
Geometry Calc+Shapes4 screens

Verdict

The call

The clearest difference is in-app purchases: Trigonometric Calculation at none against Geometry Calc+Shapes's 1. Trigonometric Calculation also leads on update cadence (every 6 weeks vs every 7 months) and iOS requirement (15.5 vs 18.4). Geometry Calc+Shapes's advantage is ads (none vs shown). On price 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

Both are free to download. Geometry Calc+Shapes sells 1 in-app purchase, starting at $7.99 per month. Trigonometric Calculation asks for nothing beyond the download.

UpkeepUpdate frequency

Trigonometric Calculation ships an update every 6 weeks, Geometry Calc+Shapes every 7 months. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.

Scorecard4 real differences · 2 level
Trigonometric Calculation versus Geometry Calc+Shapes: the parameters behind the verdict, then further details
ParameterTrigonometric CalculationGeometry Calc+Shapes
PriceFreeFree
Update frequencyEvery 6 weeks — betterEvery 7 months
AdsYesNo — better
In-app purchasesNo — betterYes
DevicesiPhone, iPodiPhone, iPad
Requires iOS15.5 — better18.4
Further details — not scored
Size5 MB5 MB
Age rating4++4
DeveloperRisako AsaiJun Yamabe

In-app purchases

None

Trigonometric Calculation

No in-app purchases

1 purchases

Geometry Calc+Shapes

Subscriptions1
  • Monthly Subscription$7.991 Month

Questions

Is Trigonometric Calculation free?
Trigonometric Calculation is free to download, with no in-app purchases.
Is Geometry Calc+Shapes free?
Geometry Calc+Shapes is free to download, with in-app purchases available.
Do Trigonometric Calculation or Geometry Calc+Shapes have ads?
Trigonometric Calculation shows ads; Geometry Calc+Shapes does not.
Which is updated more often, Trigonometric Calculation or Geometry Calc+Shapes?
Trigonometric Calculation ships an update every 6 weeks, and Geometry Calc+Shapes every 7 months. Most recently, Trigonometric Calculation was updated on October 13, 2026 and Geometry Calc+Shapes on October 12, 2026.

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