Comparison

Geometry Calculator vs Calcula Keyboard

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

Head to head
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.

About

Calcula Keyboard

Features
Read full description

Calcula is a lightweight scientific math keyboard for iPhone. After you add the keyboard, you can type expressions in chats, notes, browser search bars, or any system text field, and insert the result at the current cursor position. Version 1.0 focuses on the core workflow: a basic keyboard, an f(x) scientific panel, DEG / RAD trigonometric input, in-keyboard history, and a companion app for setup guidance, basic settings, and About. It does not include accounts, cloud sync, or online computation. Settings stay on the device.

Screenshots

Geometry Calculator4 screens
Calcula Keyboard3 screens

Verdict

The call

The clearest difference is update cadence: Calcula Keyboard at every 2 weeks against Geometry Calculator's every 2 months. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Geometry Calculator ships an update every 2 months, Calcula Keyboard every 2 weeks. The most recent releases landed on September 21, 2026 and September 6, 2026 respectively.

Scorecard1 real difference · 9 level
Geometry Calculator versus Calcula Keyboard: the parameters behind the verdict, then further details
ParameterGeometry CalculatorCalcula Keyboard
PriceFreeFree
Rating5.0 (8 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings8 — better—
Update frequencyEvery 2 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad — betteriPhone
Requires iOS17 — better18.0
Further details — not scored
Size2 MB2 MB
Age rating4+4+
DeveloperAndrey Russkin锦珍 黄

In-app purchases

None

Geometry Calculator

No in-app purchases

None

Calcula Keyboard

No in-app purchases

Questions

Is Geometry Calculator free?
Geometry Calculator is free to download, with no in-app purchases.
Is Calcula Keyboard free?
Calcula Keyboard is free to download, with no in-app purchases.
Do Geometry Calculator or Calcula Keyboard have ads?
Neither Geometry Calculator nor Calcula Keyboard shows ads.
Which is updated more often, Geometry Calculator or Calcula Keyboard?
Geometry Calculator ships an update every 2 months, and Calcula Keyboard every 2 weeks. Most recently, Geometry Calculator was updated on September 21, 2026 and Calcula Keyboard on September 6, 2026.

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