About SmallBizCalc
SmallBizCalc is a free resource for small business owners who need quick, accurate financial calculations without the complexity of spreadsheets or expensive software.
Our Mission
Running a small business is hard enough. You shouldn't need a finance degree to understand your profit margins or figure out how to price your products. We build simple, straightforward calculators that give you answers in seconds.
What We Offer
- • Free calculators – No signup, no credit card, no catch
- • Educational content – We explain the concepts, not just the numbers
- • Privacy-focused – Your data stays on your device
- • Works everywhere – Desktop, tablet, or phone
Disclaimer
The calculators and information provided on SmallBizCalc are for educational and informational purposes only. They should not be considered financial, legal, or tax advice. Always consult with a qualified professional for advice specific to your situation.
Contact
Questions, suggestions, or feedback? We'd love to hear from you.
Our Approach
Every calculator on SmallBizCalc is designed for speed and privacy. Computations run entirely in your browser — your financial data never leaves your device. Formulas follow standard accounting and business finance methodologies, and each calculator includes an explanation of the underlying math so you understand the result, not just the number.
We test each calculator against real-world scenarios and edge cases before publishing. Where industry-specific nuances affect the calculation — like variable tax rates or seasonal adjustments — we document the assumptions clearly. The tools are free to use with no signup, no account creation, and no data collection.