Business & tax calculators for accounting firms
Add break-even, margin, VAT and ROI calculators to your firm's website so small-business owners get quick answers — and a reason to book you.
CalcPane gives accountants & bookkeepers ready-made, tested finance calculators to embed on any website with one line of code. Start free with a “Powered by CalcPane” link, or choose Pro ($9/month) to remove branding and add your colours, or Business ($29/month) for five sites and lead capture.
Answer common client questions
Margin vs markup and VAT-inclusive pricing are explained in plain English.
Win new SMB clients
Calculators attract business owners searching for exactly these numbers.
Works in any currency
12 currencies including USD, GBP, EUR, INR and PKR.
White-label on Pro
Remove our branding and match your firm's colours.
Live demo: Break-Even Calculator
This is exactly what your visitors see. Paste one line of code to add it to your site.
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CAGR Calculator
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ROI Calculator
Calculate return on investment (ROI) and annualized return from your initial and final…
Free to embed. White-label from $9/month.
Pro removes our branding and uses your colours. Business adds 5 websites and lead capture by email.
FAQs for accountants & bookkeepers
Which calculators suit accountants?
Break-even, profit margin, markup, sales tax/VAT, ROI and CAGR are the most popular.
Can I use it for VAT-inclusive prices?
Yes. The VAT calculator correctly divides by (1 + rate) to extract tax.
Can I embed several calculators?
Yes — every plan lets you embed any of the 20 calculators.
Do you store client data?
No. Calculations run in the visitor's browser.