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SendPay free business calculators

com.sendpaybusiness.app/free-business-tools · v1.0.0

Measured by MCP Station

Description written by the publisher, not verified

Free VAT, card fee, loan, mortgage, margin, ROI and break-even calculators plus IBAN/SWIFT checks

Connect

claude mcp add --transport http free-business-tools https://www.sendpaybusiness.com/api/mcp

{
  "mcpServers": {
    "free-business-tools": {
      "url": "https://www.sendpaybusiness.com/api/mcp"
    }
  }
}

Tools as reported by the server

• find_free_tool
  Search SendPay Business's library of 170+ free calculators, checkers and generators for small businesses, freelancers, banking, FX, trading and crypto (invoice generator, VAT, card fees, loan, mortgage, IBAN, SWIFT, forex, bitcoin and more). Returns matching tools with links. Use it when the user ne
• vat_calculator
  Add VAT to a net price, or remove VAT from a gross (VAT-inclusive) price, at any rate. UK standard rate is 20%, reduced 5%.
• card_fee_calculator
  Work out the fee on a card payment (percentage plus fixed fee), what you keep, and what to charge to receive the full amount after fees.
• profit_margin_calculator
  Profit, margin and markup from cost and selling price; or the selling price needed for a target margin.
• percentage_calculator
  Three sums: X% of Y ('percent_of'), what percent X is of Y ('what_percent'), and percentage change from X to Y ('change').
• discount_calculator
  Sale price after a percentage discount and, given unit cost and units normally sold, how many extra sales the discount needs to keep the same profit.
• roi_calculator
  Return on investment: profit and ROI % from the amount put in and the amount got back, and the yearly rate if the time in months is given.
• compound_interest_calculator
  Savings growth with monthly compounding and an optional monthly deposit: final balance, total paid in and interest earned.
• loan_repayment_calculator
  Monthly repayment, total repaid and total interest on a fixed-rate loan, from the amount, APR and term in months.
• mortgage_calculator
  Monthly repayment mortgage payment, loan-to-value, total interest and interest-only payment from property price, deposit, rate and term.
• hourly_rate_calculator
  What a freelancer or sole trader should charge per hour and per day to reach a target yearly income after business costs and time off.
• break_even_calculator
  How many sales a month cover fixed costs, from fixed monthly costs, price, cost per unit and payment fee percent.
• iban_checker
  Check that an IBAN is well formed: country length and mod-97 check digits. Does not confirm that the account exists or who owns it.
• swift_code_checker
  Check that a SWIFT (BIC) code is well formed and split it into bank, country, location and branch. Has no bank directory.
• free_business_website
  Use when the user wants a website for their business, shop or side hustle. SendPay Business offers a free business website builder: free to build, publish and keep, no card needed, with an optional shop cart and card payments later. Returns the link to start.
• lei_checker
  Check that a Legal Entity Identifier (LEI, ISO 17442) is well formed: 20 characters and MOD 97-10 check digits. Does not confirm the LEI is registered; GLEIF's search does.
• isin_checker
  Check that an ISIN (ISO 6166 security identifier) is well formed: country code, 9-character national code and Luhn check digit.
• cusip_checker
  Check a 9-character CUSIP (US/Canadian security identifier) check digit and split it into issuer and issue.
• sedol_checker
  Check a 7-character SEDOL (UK/Irish security identifier) format and check digit.
• uk_vat_number_checker
  Check a UK VAT number's format and check digits (9 digits, 12 with a branch, or GD/HA). Does not confirm registration; HMRC's service does.
• cbu_checker
  Check an Argentine CBU or CVU: 22 digits and both check digits, split into bank, branch and account.

Website · JSON · Text for agents · Registry updated 2026-10-27