Best Pixel Density Calculator Apps

247+ iOS apps curated and reviewed

4.4 avg rating
17 free apps
Updated August 2026

Looking for free pixel density calculator apps? 17 of our 247+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Pixel Density Calculator Apps (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Pixel Density CalculatorPixel Density Calculator$2.995.0★ (1)NoNoMay 2026
2PPI Calc - DPI CalculatorPPI Calc - DPI CalculatorFree was $0.994.5★ (66)NoNoAug 2026
3Density Calculator - CalConDensity Calculator - CalConFreeNoNoMay 2026
4Megapixel CalculatorMegapixel CalculatorFree5.0★ (2)YesNoAug 2026
5DPI Calculator by FefercodeDPI Calculator by FefercodeFree4.4★ (7)NoNoMay 2026
6PPI Calc - PPI CalculatorPPI Calc - PPI CalculatorFree4.4★ (13)NoNoAug 2026
7Convertui - Pixel to InchConvertui - Pixel to Inch$0.993.0★ (2)NoNoAug 2026
8RetinalRetinalFreeNoNoMay 2026

Top Picks for Pixel Density Calculator

Pixel Density Calculator#1

Pixel Density Calculator by Heng Jia Liang

Pixels per Inch PPI Calculator
Editor's Choice
🔧 Utilities
5.0(1 ratings)
$2.99
Pixel Density Calculator screenshot 1
Pixel Density Calculator screenshot 2
Pixel Density Calculator screenshot 3
Pixel Density Calculator screenshot 4
Pixel Density Calculator screenshot 5
Pixel Density Calculator screenshot 6

Calculate the pixels per inch (PPI) or dots per inch (DPI) for any display. This tool helps determine screen resolution based on dimensions and pixel count, also calculating screen size, aspect ratio, and megapixels.

More Pixel Density Calculator apps to explore

4
Megapixel Calculator
Megapixel Calculator
Megapixel Calculator
Great tool to calculate pixels
Free

This utility helps you understand screen and image resolutions. Calculate megapixels from dimensions or find dimensions from megapixels. It also includes a DPI calculator for screens.

Calculate megapixels from dimensionsCalculate dimensions from megapixelsDetermine aspect ratio
🔧 Utilities
(2)
ad-supported
5
DPI Calculator by Fefercode
DPI Calculator by Fefercode
DPI Calculator by Fefercode
by Jakub Majewski
Free

Calculate display parameters for monitors, phones, and notebooks. This tool helps determine base settings for various devices.

Display parameter calculationsMonitor settingsPhone settings
📊 Productivity
(7)
free
6
PPI Calc - PPI Calculator
PPI Calc - PPI Calculator
PPI Calc - PPI Calculator
by Fausto Ristagno
Free

Calculate pixels per inch (PPI) for any screen, along with aspect ratio and screen measurements. View data in inches or centimeters. Includes presets for standard resolutions and common devices.

PPI calculationAspect ratio displayScreen height and width
🔧 Utilities
(13)
free
7
Convertui - Pixel to Inch
Convertui - Pixel to Inch
Convertui - Pixel to Inch
Convert: Pixel - Inch - Dpi
$0.99

Easily convert between print sizes, screen sizes, and resolutions. Calculate pixels per inch (dpi), print size from pixels, or pixel count based on print size and resolution. Supports multiple units for print and screen definitions.

Pixel to inch conversionInch to pixel conversionDPI calculation
🎨 Graphics & Design
(2)
paid
8
Retinal
Retinal
Retinal
Check retina capability
Free
🔧 Utilities
(0)
9
PixelConverter - 画像印刷サイズ換算
PixelConverter - 画像印刷サイズ換算
PixelConverter - 画像印刷サイズ換算
by Fumio Oguni
Free
🔧 Utilities
(0)
10
PixelKit: Design & Dev Tools
PixelKit: Design & Dev Tools
PixelKit: Design & Dev Tools
Pixel Converter, PPI & CSS
Free

This app offers precise unit conversions for designers and developers, specializing in pixels, inches, and centimeters. It includes tools for screen calculations, typography, and a wide range of supported units for digital and print work.

Real-time unit conversionsPixel, inch, and centimeter calculationsScreen size and PPI calculator
🛠️ Developer Tools
(1)
free with in-app purchases
11
Basic Calculator: Classic Calc
Basic Calculator: Classic Calc
Basic Calculator: Classic Calc
big buttons and wallpapers
Free

A free, classic calculator app with large, easy-to-press buttons and customizable skins. It supports basic arithmetic, memory functions, and can handle very large numbers without using scientific notation. Multitasking is also supported on compatible devices.

Large, easy-to-press buttonsMultiple beautiful skinsBasic arithmetic operations
🔧 Utilities
(3.2K)
free with in-app purchases
12
Density
Density
Density
by Lance Henderson
Free

This app calculates radiographic density variations for industrial radiographers and inspectors. It is designed to assist professionals working with ASME Section V standards in their density calculations.

Radiographic density calculationASME Section V complianceIndustrial radiographer tool
🔧 Utilities
(8)
free
13
DPI Calculator
DPI Calculator
DPI Calculator
by Artem Taranukha
Free

Calculate display settings like DPI and PPI using only screen resolution and diagonal measurements. This straightforward utility tool provides essential display information.

DPI calculationPPI calculationDisplay settings
🔧 Utilities
(3)
free
14
Calculator - CalcRight
Calculator - CalcRight
Calculator - CalcRight
Ad Free & Backspace
Free

This ad-free utility offers a clean and intuitive interface for performing calculations. It includes essential features like a backspace button and support for parentheses, making complex equations manageable. Enjoy a streamlined calculation experience without interruptions.

Ad-free experienceBackspace buttonParentheses support
🔧 Utilities
(859)
free
15
Perspective Pixels
Perspective Pixels
Perspective Pixels
Display PPI Calculator
Free

This tool helps you understand and compare display specifications like PPI, PPD, and FOV. Input your monitor's details to see how they affect your viewing experience and explore UI scaling effects. Save and compare unlimited configurations with a clean, intuitive interface.

Calculate PPI, PPD, and FOVExplore UI scaling effectsSave and compare monitor configurations
🔧 Utilities
(1)
free
16
Calculator HD Pro Lite
Calculator HD Pro Lite
Calculator HD Pro Lite
Basic & Scientific Calc
Free

This app offers a user-friendly calculator with large buttons and extensive customization options. It features a dual-line display to see input and results simultaneously, saves your calculation history, and provides full scientific functions. Personalize layouts, themes, and even button symbols to suit your needs.

Dual-line displayCalculation historyFull scientific functions
🔧 Utilities
(51K)
ad-supported
17
Calculator ∞
Calculator ∞
Calculator ∞
The Best Scientific Calculator
$5.99

This advanced calculator app offers a powerful math core and algebra engine for basic to complex calculations. It includes features like step-by-step solutions, handwriting recognition, and 2D graphing, making it suitable for students, engineers, and programmers.

Step-by-step solution hintsMath Photos SolverHandwriting Recognition
📚 Education
(6.3K)
free with in-app purchases
18
Calculator - CalcSphere
Calculator - CalcSphere
Calculator - CalcSphere
Calculator & Converter
Free
📚 Education
(0)
19
Population Density Calculator
Population Density Calculator
Population Density Calculator
Part of CalCon Calculator
Free
🔧 Utilities
(0)
20
Calculator∫
Calculator∫
Calculator∫
by 7th Gear
Free

Perform calculations quickly and accurately with large buttons. Personalize the interface by selecting custom background and text colors. This straightforward utility is designed for intuitive use.

Large buttons for easy inputAccurate calculationsCustomizable background colors
🔧 Utilities
(7)
free

FAQ about Pixel Density Calculator

What are the best pixel density calculator apps for iPhone?
Pixel Density Calculator tops our pixel density calculator apps ranking as of August 2026, with a 5.0-star average from 1 App Store ratings, and it's priced at $2.99.
Yes — 17 of the top pixel density calculator apps we rank are free to download, including PPI Calc - DPI Calculator and Density Calculator - CalCon.
Pixel Density Calculator has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 247+ pixel density calculator apps on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
Pixel Density Calculator is a utility app used for calculating the pixels per inch (PPI) or dots per inch (DPI) of any display based on its dimensions and pixel count. It helps users understand the resolution of monitors, smartphones, and other screen devices.
The app uses formulas to calculate PPI based on the diagonal screen size in inches and the number of pixels along the horizontal and vertical lines. It can also calculate the diagonal screen size from pixel dimensions.