Best apps like Area Calculator & Triangle Solver - Quadrilateral, Circle, Ellipse, Rectangle

33+ similar apps compared and reviewed

3.5 avg rating
3 free apps
Updated August 2026

Whether you want more options like Area Calculator & Triangle Solver or a completely different take on the same concept, our curated list of 33+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Area Calculator & Triangle Solver

Calculator!!#1

Calculator!! by Dogahe

Improved History Feature
Editor's Choice
🔧 Utilities
4.5(56 ratings)
$2.99
Calculator!! screenshot 1
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This advanced calculator offers a comprehensive history of your calculations and supports complex functions like fraction manipulation, angle conversions, and equation solving. It also includes specialized tools for engineers and a dice roller.

CALC 1 Programmable Calculator#2

CALC 1 Programmable Calculator by CalcFxC, LLC

JavaScript Powered
Strong Contender
🔧 Utilities
4.6(9 ratings)
$9.99
CALC 1 Programmable Calculator screenshot 1
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Create custom calculators with AI-generated JavaScript functions for precise calculations and data visualization. Assign programs to keys and manage data efficiently. Offers multiple calculation modes and extensive documentation.

Coordinate calculator#3

Coordinate calculator by Joe Scrivens

Worth Considering
🔧 Utilities
1.0(1 ratings)
$0.99
Coordinate calculator screenshot 1
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Calculate new coordinates based on a known distance and bearing. This tool is designed for site setting out engineers and land surveyors, offering a mobile alternative to traditional calculators.

More apps like Area Calculator & Triangle Solver

4
GO-29 SciRPN
GO-29 SciRPN
GO-29 SciRPN
by Steve Lidie
$6.99

This app offers a highly accurate simulation of the classic HP-29C programmable scientific calculator. It features RPN input, extensive storage registers, and a wide range of mathematical and statistical functions. Users can program complex calculations, import/export programs, and view detailed program information.

RPN input10-digit LED display simulationFour stack registers
🔧 Utilities
(4)
paid
5
GO-25 SciRPN
GO-25 SciRPN
GO-25 SciRPN
by Steve Lidie
$4.99

This app faithfully recreates the HP-25C Programmable Scientific Calculator from 1976. It offers RPN input, a 10-digit LED display, and extensive mathematical functions. Users can program it with up to 99 steps and share programs via various methods.

RPN input10-digit LED displayFour stack registers
🔧 Utilities
(23)
paid
6
Multiplying Binomials
Multiplying Binomials
Multiplying Binomials
Part of CalCon Calculator
Free

This calculator simplifies the process of multiplying binomials, which are algebraic expressions containing two terms. It offers a straightforward way to perform this specific mathematical operation.

Multiply binomialsAlgebraic expression calculationPolynomial simplification
🔧 Utilities
(1)
free
7
iConverter Pro - Convert Files
iConverter Pro - Convert Files
iConverter Pro - Convert Files
PDF, Ringtone, Sound Converter
$4.99

This utility app allows users to convert various file types, including documents, images, audio, and web pages, into PDF format. It also features a robust file manager for importing, organizing, and sharing files, with cloud storage integration.

Convert documents to PDFConvert images to PDFConvert web pages to PDF
🔧 Utilities
(12)
paid
8
WeldEquations
WeldEquations
WeldEquations
Section Properties for Welds
Free
🔧 Utilities
(0)
9
Quick Brightness - Control the Power
Quick Brightness - Control the Power
Quick Brightness - Control the Power
by Pilcrow AG
$0.99

Quickly adjust your device's screen brightness with a single tap. This app bypasses the need to navigate through system settings, offering a faster and more convenient way to control your display.

One-tap brightness adjustmentBypasses system settingsThree operating modes
🔧 Utilities
(7)
paid
10
Scientific Calculator - CalCon
Scientific Calculator - CalCon
Scientific Calculator - CalCon
Calculate & convert everything
Free

This comprehensive utility app offers a powerful calculator and converter for everyday problems. It features a scientific calculator, over 150 specialized calculators, and unit/currency converters with offline capabilities. Users can also create custom calculators through a drag-and-drop interface.

Scientific and simple calculator layoutsOver 150 specialized calculatorsUnit and currency conversion
🔧 Utilities
(14)
free with in-app purchases