Send us an email for feedback, bug reports, or partnership enquiries. We aim to respond within 2–3 business days.
hello@onlinecalculatorworld.comFeature Requests
Have an idea for a new calculator or converter? Tell us what you need. We prioritize tools that solve real everyday problems.
Suggest a calculatorBug Reports
Found a calculation error or a broken layout? We want to know. Please include the calculator name, your input, and the unexpected result.
Report a bugGeneral Enquiries
For press, partnership, or any other general enquiries, reach out to us and we'll get back to you as soon as we can.
Send a messageCommon Questions
How quickly will you respond?▼
We typically respond to emails within 2–3 business days. Complex feature requests may take longer to evaluate.
Can I suggest a calculator not currently on the site?▼
Absolutely. We evaluate all feature requests and prioritize those that serve a wide range of users. Send your idea to hello@onlinecalculatorworld.com with a brief description of the use case.
Is there a community or forum?▼
Not yet. We're a small team focused on building quality tools. A community space may come in the future.
I found a formula error. Who should I tell?▼
Please email us with the calculator name, the input you used, the result you got, and the result you expected. We take accuracy very seriously and will investigate promptly.