This utility app helps users easily calculate file permissions in both numerical and symbolic formats. It supports advanced permission bits like setuid, setgid, and Sticky.
Chmod Calculator Util by Paul Oberosler



249+ iOS apps curated and reviewed
Every iPhone needs a few good chmod calculator apps. We benchmark 249+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | Jul 2026 | |
| 2 | Free | — | Yes | Yes | May 2026 | |
| 3 | $0.99 | 2.0★ (2) | No | No | May 2026 | |
| 4 | Free | 4.9★ (409K) | Yes | No | Aug 2026 | |
| 5 | Free | 4.7★ (61K) | No | No | Aug 2026 | |
| 6 | Free | — | No | No | May 2026 | |
| 7 | Free | 4.4★ (3.6K) | Yes | No | Aug 2026 | |
| 8 | Free | 4.4★ (4.2K) | Yes | No | Aug 2026 |










This utility app helps users easily calculate file permissions in both numerical and symbolic formats. It supports advanced permission bits like setuid, setgid, and Sticky.


This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.


This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.




A straightforward calculator app designed for simplicity, offering basic arithmetic operations and percentage calculations. It allows users to record and recall past results, customize colors, and enable touch sounds for a personalized experience.


This app offers a straightforward calculator with a large display and oversized buttons for easy operation. It's designed for everyday tasks, enabling users to perform fundamental arithmetic like addition, subtraction, multiplication, and division with clarity and convenience.


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.




This is a straightforward calculator application designed for ease of use and clear readability. Users can personalize the app's appearance by choosing their preferred background and display themes.


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.


This application provides a straightforward and efficient calculator experience. It offers features like calculation history, easy editing of previous entries, and the ability to reuse past results. Mark important calculations and share your work with others.


This utility app offers a comprehensive suite of calculators for everyday financial, health, and date-related needs. It includes tools for loans, investments, taxes, health metrics, and unit conversions, along with a math solver.


This app offers a comprehensive calculator with both simple and advanced modes. It includes an equation solver with step-by-step explanations, calculation history, graphing capabilities, and table generation for multiple inputs. Supports a wide range of mathematical operators and functions.


This app offers a comprehensive suite of 15 calculators for everyday and scientific needs. Easily perform basic arithmetic, complex scientific functions, and specialized calculations like sales tax, age, and loan payments. It also includes a robust unit converter for various measurements.




This comprehensive utility app offers a wide range of calculators for everyday tasks, financial planning, unit conversions, and date calculations. It features a user-friendly interface, customizable options, and support for multiple number systems, making it a versatile tool for students and professionals alike.


Perform essential math operations like addition, subtraction, multiplication, and division without any interruptions. Save your calculations with custom titles for easy retrieval and reuse.


This app offers a private and accessible calculation experience with no advertisements. It includes scientific, financial, and basic calculation functions, along with features like voice feedback and visual charts for loans and investments.