Calculate depth of field and hyperfocal distance for your camera with free, easy-to-use tools designed to help photographers achieve sharper images.
Instantly calculate depth of field for your shots
DOFMaster is a handy website that helps photographers quickly calculate depth of field and hyperfocal distance for their cameras and lenses. Whether you're shooting landscapes or portraits, you can use these free calculators to plan your focus for sharp images every time.
The site offers simple tools for Windows and Palm OS devices, making it easy to find the right settings before you head out or while you're on location. It's especially useful if you want to ensure everything in your photo is crisp and clear, from the foreground to the background. With DOFMaster, you can take the guesswork out of focus and create the photos you want with confidence.
Discover websites similar to Dofmaster.com based on shared categories, topics, and features.
Omni Calculator offers 3700+ free calculators for math, finance, health, and more—making it easy to solve everyday problems online in seconds.
Quickly convert between imperial and metric units like inches, feet, miles, centimeters, liters, and more with this easy-to-use online tool.
Access a wide range of online calculators and converters for math, electricity, and web design. Find quick tools and simple references in one place.
Capitalize My Title helps you quickly format titles and text into proper case styles like AP, APA, MLA, and more. Perfect for writers and students.
Inch Calculator offers thousands of free online calculators for math, construction, conversions, finance, health, and more to simplify everyday tasks.
Calculate U.S. inflation rates and compare prices across years using official Department of Labor data from 1635 to 2025. Track changes in purchasing power.
MDCalc offers easy-to-use medical calculators, equations, and scoring tools to support healthcare professionals in clinical decision-making and patient care.
Find evidence-based clinical calculators and decision tools for medical professionals, including dosing guides, pharmacokinetic utilities, and drug databases.
Explore calculators and data tools to compare the value of money over time, track inflation, and understand historical prices in the US and UK.
Find easy-to-use inflation calculators and financial tools to track changes in purchasing power and learn more about inflation trends in the U.S.
Calculate modular scales for typography and design with this easy-to-use online tool. Adjust ratios and see results instantly for your next project.
Convert units, calculate volumes, and find formulas for daily tasks with easy-to-use online calculators and conversion tools on this user-friendly site.
Graphing Calculator lets you type equations and instantly see graphs, making math easy for students and teachers on Windows and Mac computers.
Access free, easy-to-use statistical calculators and resources for students and researchers in the social sciences. Great for quick data analysis.
Build custom calculator widgets for your website easily—choose templates or design your own without any coding skills needed.
Solve and graph engineering and scientific equations online with an interactive calculator and a library of ready-to-use formulas for quick reference.
Find free online calculators for finance, health, and fitness to help you manage money, plan loans, and track your wellness—no downloads needed.
Find free engineering calculators, reference tables, and practical guides to help you design, analyze, and solve technical problems across many disciplines.
Calculate US dollar inflation from 1913-2025, compare historical prices, and explore inflation trends with easy-to-use tools and up-to-date data.
Explore a variety of online tools and calculators, including map distance and area calculators, plus unique web projects and reference resources.
Access over 1,000 free online calculators for math, health, finance, and more to quickly solve everyday calculation needs with accurate results.
rpCalc is a free online reverse polish notation (RPN) calculator, letting you quickly perform calculations without a physical calculator.
Convert between metric and imperial units for length, weight, temperature, and more. Simple charts and calculators help you find the right measurement fast.
Convert units instantly with this free online tool, featuring 77+ converters for measurements like length, weight, and more. Predictive suggestions included.
Explore Jeffrey Friedl's personal site for photography guides, regex tools, and in-depth blog posts on tech, travel, and digital imaging.
Quickly encode or decode URLs online with this easy-to-use tool. Convert your data to and from URL-encoded format with advanced options and instant results.
Quickly decode or encode Base64 data online with an easy tool that offers extra options for converting your files and text in multiple languages.
Quickly encode or decode data to and from Base64 format online. Use advanced options to convert files or text easily, right from your browser.
Estimate your AWS costs with this easy calculator. Explore different AWS services and create detailed pricing estimates for your cloud projects.
Explore climate equity with this calculator that helps you estimate mitigation costs and assess fair contributions to global climate action.
Easily create and understand cron schedule expressions with this simple online editor and generator for crontab jobs. Helpful for system admins and developers.
Quickly estimate your mortgage payments and explore different loan scenarios with this easy-to-use online mortgage calculator tool.
ConvertCase.net lets you quickly change text between upper, lower, sentence, title, and other cases online—no downloads or signups needed.
Amesweb offers easy-to-use online calculators and reference charts for mechanical engineering, including beam deflection, fastener sizes, and material properties.
Soulver is a notepad calculator app for Mac, iPad, and iPhone that lets you write out calculations naturally, with quick conversions and variables.
unitMeasure is an offline, ad-free Android app that helps you quickly and easily convert units on your device—no internet required.
Soulver is a smart notepad calculator for Mac, iPad, and iPhone, letting you do quick calculations and work out ideas in a simple, text-based format.
Find free online calculators for math, finance, fitness, and more, plus helpful guides to make complex calculations quick and easy.
Easily count words and characters, check keyword density, and improve your writing with grammar and style suggestions in this free online editor.
Explore finance calculators, investing tools, and research to help you manage your money, track net worth, and make informed personal finance decisions.