Missing a calculator
we want to know

We build calculators based on what operators actually need. If there is a calculation you use regularly that is not on CalStack, tell us , your request goes directly into our build queue.

How to request

Email us at hello@calstack.pro with the subject line Calculator Request and include:

1. What industry or job role you work in
2. What calculation you need (e.g. "lumber cost estimate for a roofing project")
3. What benchmarks or context would be useful alongside the result
Send a request →

Most requested calculators are built within 2–4 weeks. We will email you when yours is live.

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