Calculate radiography shot times for industrial radiographers using radioactive materials. Quickly determine exposure time by inputting curies, steel thickness, and source-to-film distance.
X-Ray Timer by Lance Henderson


197+ iOS apps curated and reviewed
Finding the right xray timer app can be overwhelming with so many options. We've analyzed 197+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.


Calculate radiography shot times for industrial radiographers using radioactive materials. Quickly determine exposure time by inputting curies, steel thickness, and source-to-film distance.





This app simplifies radiation exposure calculations for industrial radiography sources like Iridium-192. It allows users to input thickness, activity, and distance to determine correct exposure times, and also offers features for geometric unsharpness, exposure correction, and decay calculations.




This app provides essential tools for x-ray calculations, including geometric and CT calculations, image viewing, and quality control. It offers explanations for formulas and supports common detectors for easier use.


This app provides a simple and effective way to set up recurring reminders for various tasks and routines. It features customizable timers, optional interval cycles, and background operation with visual and audio notifications.


This app allows users to create and manage multiple timers simultaneously, including multi-step timers with custom durations. It offers spoken alerts for guidance and a convenient widget for quick access. A library of pre-built timers is also available for various activities.


Manage multiple timers and stopwatches simultaneously for various activities like cooking, workouts, and daily routines. Build complex interval timers with custom segments and receive voice announcements. Save and reuse timer templates for efficient time management.


This app uses a visual countdown to help children understand time and complete tasks. A picture is revealed as time elapses, and an exciting animation and sound reward completion. It aims to turn daily struggles into fun and encourage quicker task completion.


This application provides a clean, simple, and reliable timer for various timing needs, including cooking, sports, and work. It offers seamless integration with Apple Watch and Today Widgets, allowing for synchronized control and notifications.


Simulate X-ray vision to see through clothes, skin, and bone. Scan your body in real-time and explore different body parts in HD. Features include using your device's light for scanning.


This app offers a fun, visual countdown timer designed for children. When the timer concludes, a surprise animated animal appears, making tasks engaging. It's ideal for managing routines, encouraging focus, and supporting children with special needs.


Manage multiple countdown timers simultaneously with this intuitive app. Set custom names, sounds, and even use your own music for alarms. Access timers easily via widgets, Apple Watch, and Live Activities.


Design custom interval training programs quickly and easily. Create basic or advanced routines with various work and pause durations. Save your favorite programs and choose from different sound options.


This utility app provides a straightforward stopwatch and timer. It supports both portrait and landscape orientations, offering simple controls for starting, stopping, resetting, and setting countdown durations with optional vibration and sound alerts.


This app provides a simple, minute-based timer for quick reminders. Its intuitive design allows for instant timer setup and access to recent countdowns, all while offering customizable alarms with sound options. The timer continues even when the app is not active.


This app provides multiple configurable timers for various uses, from scientific experiments to everyday tasks like cooking and workouts. It features a clear display, customizable labels, and the ability to repeat count-down timers.


Manage your time effectively with this versatile app. Set multiple countdowns, create sub-timers, and organize tasks. It functions as a reminder, task manager, to-do list, and alarm, helping you optimize workouts and daily routines.


This app functions as a speedcubing and speedstacking timer, offering a simple and elegant interface. It allows users to time their solves, track statistics like averages, and even connect to a display device for shared viewing. The app offers both free and full versions with varying features and limitations.


This versatile timer app offers a simple yet powerful way to manage timed activities. Customize multiple intervals with individual colors and sounds, and save them as presets for quick access. It's designed for ease of use and visibility, even from a distance, and works seamlessly in the background.


A digital hourglass timer that visually represents the passage of time. It's designed to be kid-friendly, offers customizable alarm sounds, and allows users to personalize the timer's color. This universal app provides a stylish way to manage tasks and stay notified.


This app offers a versatile suite of timekeeping tools, including a sand timer, kitchen timer, countdown, and stopwatch. It visually represents time, making it easy to understand for all ages, and provides customizable alarm sounds and color themes.