Welcome to CalculatorDirectory.com — your one-stop hub for every calculator you’ll ever need.
We’re a team of tech lovers and problem solvers who believe that math should be simple and that the right tool should be just one click away. Whether you’re crunching numbers for a mortgage, figuring out your BMI, calculating work hours, or just having fun with a quirky tool, we’ve got you covered.
Our mission is simple:
Make calculations quick, accurate, and stress-free — for everyone.
All our calculators are built on trusted, proven formulas from industry standards, textbooks, and reputable sources. For topics with multiple methods, we show you all the popular results so you can make an informed choice. And yes, every serious tool is checked for accuracy — while our fun ones are made just for your amusement.
We design every page to be fast, mobile-friendly, and easy to use, so you can get your answers without distractions. No endless scrolling, no confusing layouts — just the tool you need, right when you need it.
Whether you’re here for finance, math, health, time, or conversions, CalculatorDirectory.com is built to be your go-to calculation companion.
Frequently Asked Questions
Q: Can I link to your calculators from my site?
A: Absolutely — link away!
Q: How can I share feedback or report an issue?
A: Drop us a message via our Contact page. If it’s about a specific calculator, please include the URL and your inputs.
Q: Do you have an API?
A: Not yet, but we’re keeping it in mind for the future.
Q: Can I advertise on your site?
A: We use Google Ads for placements. We don’t handle direct ad optimization or bidding requests.
Q: What about my data?
A: We don’t store your calculation inputs. If you have an account and want it deleted, contact us — we’ll remove it within two business days after verification.