Calculate soil sample density and moisture content using T-99 and Cone test methods. This tool serves as a verification aid for chart interpolation in construction and geotechnical applications.


210+ iOS apps curated and reviewed
The best density calculator apps on iPhone average 4.4★ across 210+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.


Calculate soil sample density and moisture content using T-99 and Cone test methods. This tool serves as a verification aid for chart interpolation in construction and geotechnical applications.






This app transforms your device into a 3D freight dimensioner, allowing you to quickly measure dimensions, calculate density, and determine freight class. It eliminates the need for manual measuring tools and expensive scanning equipment, providing fast, accurate, and cost-effective logistics solutions.




Calculate fuel density at 15°C and determine tank volume using cm readings. Supports standard tank sizes and allows custom dimensions for precise dip calculations.




This tool calculates the standard density of oil products based on measured apparent density. It automatically queries density tables and computes volume correction factors for accurate standard volume and mass calculations. Improve efficiency and accuracy compared to manual methods.


This app offers both basic and advanced scientific calculations with an intuitive interface designed for tablets and phones. It includes features like currency conversion, calculation history, and the ability to share results. An optional premium membership removes ads and provides enhanced support.


This app offers a versatile calculator with three distinct modes: Basic, Scientific, and Programmer. It provides a history view, sharing capabilities, and supports various input and output formats. The app is designed for iPhone, iPad, and iPod Touch.


This app serves as a powerful scientific graphing calculator, offering advanced mathematical functions and graphing capabilities. It includes a built-in AI assistant for math queries and a comprehensive user manual. Ideal for students and professionals needing complex calculations and visualizations.


Easily calculate the mass, length, and price of various metal shapes. Supports custom metals and multiple units for length and weight. Offers both length and weight calculation modes for flexibility.


This free calculator app offers a fast, ad-free experience with a visual input and calculation history. Customize your experience with various keyboard sounds and colors, and access advanced scientific functions when needed.


This app offers a customizable and fast calculator experience with a wide variety of themes. It includes scientific and standard modes, real-time results, and calculation history. Personalize your math with over 60 cute and colorful themes, including animated options.




Easily estimate the quantity of various landscaping and hardscaping materials like gravel, stone, and sand. Get precise measurements in tons, cubic yards, or cubic meters for your projects.


This app offers a powerful graphing calculator experience with touch-based input for enhanced interaction. It supports natural textbook notation, advanced math functions, and various plotting capabilities. Users can also utilize its programming features and built-in tools like unit conversion and a periodic table.


This utility app simplifies connecting and configuring smart devices for people counting. It allows for quick network setup and validation of core device functions, ensuring efficient operation.


This app offers a versatile calculator experience with both standard and scientific modes. Customize its appearance, use it in any orientation, and access additional tools like a notes tab and calculation history. It's designed for students and professionals needing accurate calculations.


This application offers a high-precision calculation engine with a user-friendly interface. It allows for real-time result display as formulas are typed, supports multiple undo actions, and enables easy switching between workspaces. Users can also access persistent history, print calculations via AirPrint, and share history via email.


This app offers a powerful scientific calculator with a wide range of functions for trigonometry, statistics, and combinatorics. Users can define and evaluate their own functions, assign values to variables, and view multiple expressions simultaneously. It works offline and is completely free to use.