About us
onlinepercentage.com is built by a small team of IT professionals who enjoy creating simple, reliable, and free tools that solve everyday problems.
Our goal is to make common calculations quick and effortless for anyone, without requiring sign-ups, downloads, or technical knowledge. We focus on percentage-related calculations and plan to continue expanding our tools based on user needs and feedback.
Our Approach
We design and develop all calculators ourselves, with an emphasis on:
Clear inputs and readable results
Fast performance on all devices
Practical formulas that are easy to understand
A clean and distraction-free user experience
Our calculators are based on standard mathematical principles and commonly accepted calculation methods. Where different approaches exist, we aim to present results in a straightforward and transparent way.
Technology & Content
The website is built using modern web technologies to ensure speed and reliability. Some features may rely on well-established open-source libraries, used in accordance with their licenses.
All explanatory text is written internally to help users understand how to use the calculators and interpret the results. We avoid unnecessary complexity and keep explanations as simple as possible.
Accuracy & Responsibility
We take care to ensure our tools work correctly; however:
All results should be treated as estimates
Calculators are provided for general informational purposes only
Outputs should not be considered financial, legal, medical, or professional advice
Users are responsible for verifying results before making important decisions.
How We Keep the Site Free
To keep our tools accessible at no cost, the website is supported by advertising, including ads served by Google AdSense. Advertising helps cover development, hosting, and maintenance costs.
We do not personally endorse any products or services shown in advertisements.
Ownership & Operation
This website is owned and operated by:
Webdeb Limited
United Kingdom
Website: https://onlinepercentage.com/
Frequently Asked Questions
Can I link to your calculators?
Yes. You’re welcome to link to any page on onlinepercentage.com.
How can I report an issue or share feedback?
We appreciate feedback. Please use the contact form on the website and include the calculator page and a short description of the issue or suggestion.
Do you offer an API?
Currently, we do not provide a public API for our calculators.
Do you store calculator data?
No. Calculator inputs are processed in real time and are not saved or reused. Please see our Privacy Policy for more details.
Why does the site show ads?
Advertising allows us to keep the website free and continuously improve our tools without charging users.