iCalculator™ API"Delivering Tax Computations across the Globe"
iCalculator™ API

Contact iCalculator™ API

Welcome to the Contact Us page of iCalculator™ API. We are committed to providing you with accurate and reliable calculators for all your needs.

At iCalculator™, we are dedicated to providing you with exceptional support and service. Whether you need help getting started with our API, need a hand adding a free tax widget to your website, have questions about our products, or require technical assistance, our team is here to ensure you make the most of our solutions.

Please note that we do not provide tax advice, use the contact facility to request access/changes/modifications to our API, widgets and supporting tools.

Contact iCalculator™ API

Business Hours

Monday - Friday: 09:00 - 17:00 CET

Please note that we typically respond to all genuine correspondance within 3 business days, this may be longer during busier periods.


  1. We DO NOT provide tax advice or tax return submissions. iCalculator™ API is provided as a tax resource for educational purposes and the relative comparison of tax commitments and salary comparison in API. We do not sell accounting or tax services directly.
  2. We DO NOT respond to offers for magical SEO packages, web development, fairy dust, unicorn horn ointment or any other nonsense or spam.
  3. We DO NOT offer a paid links service. It is nice that you consider us a good resource for tax information but, we do not support the posting of third party content with links to sites that we are not associated.
  4. We ARE NOT interested in working with advertising agencies or representatives of advertising agencies. We have long established partnerships in place and will not change these.
  5. We DO accept sponsorship and advertising directly from companies.
  6. We DO provide clear terms of use and a privacy policy, please take the time to read them.

Rate Card

Our competitive pricing is structured to provide flexibility and value to all business sizes. View our Rate Card below for detailed pricing information or contact our sales team for a personalized quote.

iCalculator™ Pricing Table1
API Pricing Tiers
API [Tier 1]Limited to a single domain, up to 100,000 requests per month£750.00
API [Tier 2]Limited to a single domain, up to 1,000,000 requests per month£1500.00
API [Tier 3]Limited to a single domain with unlimited monthly requestsPOA
API [Bespoke]Multi-domain access with unlimited monthly requestsPOA
Widget Pricing
Complimentary WidgetAccess via a shared usage pool; once pool limit is reached, the widget displays a calculator linkFREE
Basic WidgetSingle country access, per domain per month£5
Enhanced WidgetSingle country access, per domain per month£10
Basic WidgetAccess to multiple countries, per domain per monthPOA
Enhanced WidgetAccess to multiple countries, per domain per monthPOA
Brand-Free OptionPer widget, per month£2.50
Link-Free OptionPer widget, per month£2.50
Advertising Options
Country-Specific: Non-ExclusiveMonthly rate per countryFrom £20.00 (POA)
Country-Specific: ExclusiveMonthly rate per countryFrom £200.00 (POA)
Multi-Country: Non-ExclusiveMonthly ratePOA
Multi-Country: ExclusiveMonthly ratePOA

Note1: All prices listed are exclusive of VAT. Depending on the country, VAT is charged at the standard UK rate.

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