223+ iOS apps curated and reviewed
The best lct50 calculator apps on iPhone average 4.4★ across 223+ titles — we've ranked them by what real users actually keep on their phones. Updated May 2026.
This utility calculates lethal concentration and time (LCt50) for a non-lethal chemical agent in a sealed space, helping users determine safe agent levels or required amounts for a specific LCt50. By inputting structure dimensions and agent quantity, team leaders can make informed decisions when deploying chemical agents.
This application helps military personnel, emergency responders, and professionals plan chemical agent deployments by calculating LCT50 times, defining room dimensions, and selecting munitions. Download it now to ensure safe and effective chemical agent planning and achieve your objectives with confidence.
Vetcalculators is the ultimate Veterinary Calculator App for veterinarians, technicians, and staff, offering a wide range of calculators and references for veterinary medicine. Download today for a free trial and provide top-notch care for your patients!
Easily master pool chemistry and balance water chemicals using a user-friendly pool calculator app. Enhance your pool maintenance experience with accurate dosing and educational resources. Experience hassle-free pool chemistry with Orenda!
A top-rated scientific calculator app on iOS devices offering advanced math functions with a user-friendly interface for users of all levels. Features include step-by-step solutions, math photo solving, and handwriting recognition. Enhance your calculations with this versatile tool.
This calculator helps you find the correct fusion pressure for HDPE and Polypropylene pipe fusion jobs by selecting your fusion machine and entering pipe size and pressure requirements. Try it now to take the guesswork out of pipe fusion and get the recommended theoretical gauge pressure for your project.
A versatile calculator app for iPhone and iPad offering over 40 calculators and unit converters for finance, health, and more. Simplify your calculations with just one app today!
This comprehensive pool management tool helps you master your pool chemistry with precision calculators, track equipment, and schedule maintenance with custom notifications. Download it today to transform your pool maintenance routine and keep your pool crystal clear and swim-ready all season long.
Enhance your math skills with the ultimate scientific calculator app designed for students and professionals. From step-by-step solutions to instant access to key formulas, HiEdu Calculator simplifies complex calculations and provides a vast library of functions. Perfect for standardized test preparation or everyday classwork - transform your educational journey today!
A top medical calculator app offering over 550 clinical decision tools for healthcare professionals, with features like offline access, CME credit tracking, and customizable lists for quick use. Join now for quick, evidence-based patient care support on-the-go.
Get fast and accurate results for your peptide mixing and injection needs with this dedicated calculator. Enter your desired dose, peptide amount, and reconstitution volume to instantly determine the precise injection volume and avoid costly errors.
A next-generation clinical calculator and decision support tool designed for the medical community, featuring tools across various medical specialties to aid in diagnosis, treatment, and prognosis. Developed by clinician experts, it provides quick answers through unique 'Question Flow' technology and integrates recent research publications for practical use. Try it now to streamline your clinical decision-making process.
Get the ultimate edge in Hell Let Loose with this Artillery Calculator! Achieve pinpoint accuracy in targeting enemy positions by inputting distance and getting precise elevation readings. Dominate the battlefield - try it now!
This essential tool for organic chemists features an elegant periodic table and provides accurate molecular weight calculations. It allows users to check element details, input complex formulas, and save or edit results, making it a must-have calculator for chemistry professionals.
A powerful calculator app for scientists, engineers, students, and programmers with features like RPN mode, multi-line display, unit conversions, constants, paper tape, undo/redo, and support for various calculation formats. Also available on Apple Watch for convenient wrist calculations. Try it now!
Easily maintain your pool with the app that offers scan-to-test technology for water analysis, troubleshooting tips, product recommendations, and online shopping for pool supplies. Spend more time enjoying your pool and less time on maintenance tasks.
This pool maintenance tool helps you calculate your pool's water volume, balance water chemistry, and determine the scaling potential of your water. With its multiple functions, it simplifies pool maintenance by accurately calculating chemical needs and target chlorine levels.
Estimate materials for masonry projects with 9 free calculators like block, brick, and concrete estimators. Convert dimensions and measurements in various units for accurate results.
This application helps users calculate and estimate the amount of concrete needed for various projects, such as flatwork, footings, walls, and columns, and share the results with suppliers or contractors. With it, users can also get quotes, place orders, and ask product-related questions with customer service representatives if they are within the service area.