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Have a question, found a bug, or have an idea for a calculator we should build? Fill out the form below or email us directly at hello@bunchofcalcs.com. We typically respond within 24-48 hours.
Calculator Suggestions
Want us to build a specific calculator? The more detail you provide about the inputs, outputs, and who it's for, the faster we can build it.
Bug Reports
If a calculator is producing incorrect results, please include: which calculator, what values you entered, what result you got, and what you expected.