Best apps like Diameter Finder - Circle Calc

10+ similar apps compared and reviewed

4.1 avg rating
9 free apps
Updated July 2026

Whether you want more options like Diameter Finder or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Diameter Finder

AR Ruler: Measuring tape ruler#1

AR Ruler: Measuring tape ruler by Konstantinos Papadakis

Measure distances with AR
Editor's Choice
πŸ”§ Utilities
4.1😞(841 ratings)
FreeIn-App Purchases
AR Ruler: Measuring tape ruler screenshot 1
AR Ruler: Measuring tape ruler screenshot 2
AR Ruler: Measuring tape ruler screenshot 3
AR Ruler: Measuring tape ruler screenshot 4

Transform your iPhone into a precise measuring tool using augmented reality. Measure distances and dimensions instantly in centimeters, inches, or meters with a simple tap-and-measure interface. Ideal for DIY projects, design tasks, and everyday measurements.

What We Love

  • πŸ€” Conceptually great idea

Room to Improve

  • πŸ› Inaccurate measurements
  • πŸ” Difficult to use
  • πŸ“’ Too many ads
Arc+#2

Arc+ by Mohamed Saad

Arc Calculator
Strong Contender
πŸ”§ Utilities
4.6(113 ratings)
FreeIn-App Purchases
Arc+ screenshot 1
Arc+ screenshot 2
Arc+ screenshot 3

This utility app helps users calculate various dimensions of circular arcs, including radius, length, width, and height. It offers a simple interface where users input two known values to derive the rest. Additional features include a unit converter, result saving, and sharing capabilities.

Geometry Calculator - Triangle#3

Geometry Calculator - Triangle by Andrey Russkin

Angle, area, volume solver
Worth Considering
πŸ”§ Utilities
5.0(4 ratings)
$3.99
Geometry Calculator - Triangle screenshot 1
Geometry Calculator - Triangle screenshot 2
Geometry Calculator - Triangle screenshot 3
Geometry Calculator - Triangle screenshot 4
Geometry Calculator - Triangle screenshot 5
Geometry Calculator - Triangle screenshot 6

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.

More apps like Diameter Finder

4
inch mm converter
inch mm converter
inch mm converter
Easy inch mm converter
Free

Easily convert measurements between inches and millimeters. This straightforward tool simplifies length conversions for everyday use.

Inch to millimeter conversionMillimeter to inch conversionEasy to use interface
πŸ”§ Utilities
(104)
ad-supported
5
Slope Calculator - Calc
Slope Calculator - Calc
Slope Calculator - Calc
Ratio, Angle, Length, Percent
Free

Calculate slope in angle, percentage, or ratio by inputting two sides of a right triangle. This intuitive and easy-to-use application provides the remaining necessary values.

Calculate slope as angleCalculate slope as percentageCalculate slope as ratio
πŸ”§ Utilities
(102)
free with in-app purchases
6
Square Footage Calculator +
Square Footage Calculator +
Square Footage Calculator +
Area of geometric shapes, Cost
Free

Calculate the area of various geometric shapes in square feet, meters, or yards for home improvement projects. It also estimates the cost of materials based on your input.

Area calculation for geometric shapesSupports square feet, meters, and yardsMaterial cost estimation
πŸ”§ Utilities
(288)
free with in-app purchases
7
Area Volume Calculator
Area Volume Calculator
Area Volume Calculator
by Trelleborg Sealing Solutions
Free

Easily calculate area, perimeter, volume, and weight for over 170 geometric shapes. Input measurements, select materials, and choose units for precise results. Includes shape definitions and formulas.

170+ geometric shapesCalculate area, perimeter, volume, and weightMaterial selection for weight calculation
πŸ”§ Utilities
(14)
free
8
Flat Pattern Bend Calculator
Flat Pattern Bend Calculator
Flat Pattern Bend Calculator
Cad for pipe elbow,cone,flange
Free

This app provides accurate flat pattern layouts for complex sheet metal shapes and transitions. It simplifies calculations for cones, frustums, cylinders, and various transition pieces, saving time and reducing errors in fabrication projects.

Cone calculationsFrustum calculationsTruncated cylinder layouts
πŸ”§ Utilities
(151)
free with in-app purchases
9
Cubic Yards Calculator + Cost
Cubic Yards Calculator + Cost
Cubic Yards Calculator + Cost
Feet, yard, inch, meter,...
Free

Easily calculate the volume of various shapes in cubic yards for landscaping materials, construction, or waste disposal. Get an estimated cost for your materials based on price per unit.

Cubic yards volume calculationMaterial cost estimationSupports cube, rectangular, cylinder, cone, pyramid, and ball shapes
πŸ”§ Utilities
(815)
free with in-app purchases
10
Calculator area
Calculator area
Calculator area
A very useful area calculator
Free

Easily calculate the area of various shapes like rooms, roofs, and ceilings with a few taps. The app automatically corrects right angles and offers an option for manual angle correction to create any shape. It also allows for easy manipulation of angles and merging of walls.

Calculate area of rooms, roofs, ceilingsAutomatic right angle correctionManual angle correction for any shape
πŸ”§ Utilities
(2)
ad-supported