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Calculators & converters
2,397 listings from 1,086 providers, 1,996 answering · counted
Filed by addrbook from the words in each listing, so a heading says what a listing claims to be for.
Showing 1–25, one row per provider, those answering first · names and descriptions as their source publishes them
- com.employeecostaustralia/siteemployeecostaustralia.comEmployee Cost Australia: the site's own MCP server — calculator, enquiry (enquiry = a human...Livechecked Evidence 3/4MCPWebsiteMCP Registry
- Food Factsapp.openkrill/food · food.openkrill.appLook up a packaged food by barcode, search and compare products, and check listed allergens.Livechecked Evidence 3/4MCPWebsiteMCP Registry1 more from openkrill.app
- com.fairoddscalculator/sitefairoddscalculator.comFair Odds Calculator: the site's own MCP server — dataset; every answer cites the site.Livechecked Evidence 3/4MCPWebsiteMCP Registry
- nz.co.noticeperiodcalculator/sitenoticeperiodcalculator.co.nzNotice Period Calculator NZ: the site's own MCP server — calculator, enquiry (enquiry = a human...Livechecked Evidence 3/4MCPWebsiteMCP Registry
- Totally Tarot Calculatorsnet.totallytarot/calculators · totallytarot.netAstrology, Vedic, Chinese and Maya calendar maths on real engines, cited in every answer.Livechecked Evidence 3/4MCPWebsiteMCP Registry
- Hash Digest Toolcom.apished/hash-digest-tool · apished.comComputes MD5, SHA1, SHA256, SHA512, and CRC32 digests from text, base64, or hex input.Livechecked Evidence 3/4MCPWebsiteMCP Registry4 more from apished.com
- FixedQRcom.fixedqr/fixedqr · fixedqr.comGenerate static QR codes that never expire, as PNG images or SVG. No account or API key needed.Livechecked Evidence 3/4MCPWebsiteMCP Registry
- com.noticeperiodireland/sitenoticeperiodireland.comNotice Period Ireland: the site's own MCP server — calculator, enquiry (enquiry = a human...Livechecked Evidence 3/4MCPWebsiteMCP Registry
- QRCodeKITcom.qrcodekit/qrcodekit · mcp.v2.qrcodekit.comBranded short links, instant page & file hosting, and dynamic QR codes with unified analytics.Livechecked Evidence 3/4MCPWebsiteMCP Registry
- com.mfgcalcs/mfgcalcswww.mfgcalcs.com5,400+ manufacturing calculators plus live U.S. tariff, PMI, cost-index, wage, and forecast data.Livechecked Evidence 3/4MCPWebsiteMCP Registry
- SparkQuote NEC calculatorsai.sparkquote/nec-calculators · sparkquote.aiNEC 2023 electrical calculators: wire size, ampacity, voltage drop, conduit fill, box fill, load.Livechecked Evidence 3/4MCPWebsiteMCP Registry
- Peer Lookup Toolscom.peerlookup/tools · tools.peerlookup.comBounded agent tools: time, hash, UUID, codec, JSON, request identity, and service discovery.Livechecked Evidence 3/4MCPMCP Registry
- Ampworth calculatorscom.ampworth/calculators · ampworth.comUK solar PV and heat pump calculators that follow the published MCS methods. Open, no key.Livechecked Evidence 3/4MCPWebsiteMCP Registry1 more from ampworth.com
- Vitefcom.vitef/vitef · api.vitef.comFrench admin chores: law-citing letters, calculators, quotes. Démarches en France, vite fait.Livechecked Evidence 3/4MCPWebsiteMCP Registry
- Shipping Rates & Postage Calculatorcom.onlineshippingcalculator/shipping-rates · onlineshippingcalculator.comLive USPS, UPS & FedEx shipping rates plus USPS postage and stamp prices. Free, no API key.Livechecked Evidence 3/4MCPWebsiteMCP Registry
- MainBook Bank Statement Converterai.mainbook/bank-statement-converter · mainbook.aiConvert PDF bank statements to checked Excel, CSV or JSON with balance validation.Livechecked Evidence 3/4MCPWebsiteMCP Registry
- uk.co.currentannuityrates/sitecurrentannuityrates.co.ukCurrent Annuity Rates: the site's own MCP server — calculator, enquiry (enquiry = a human...Livechecked Evidence 3/4MCPWebsiteMCP Registry
- com.mcpcalc/calculatormcpcalc.comCalculators accessible via MCP with real-time collaborative sessions and shareable URLs.Livechecked Evidence 3/4MCPMCP Registry
- 0s and 1s CIS calculatorsuk.co.0sand1s/cis · 0sand1s.co.ukFree UK CIS calculators: deductions, deadlines, late penalties, gross payment test, verification.Livechecked Evidence 3/4MCPWebsiteMCP Registry
- com.economicium/mcpeconomicium-mcp.economicium.workers.devFree finance and trading calculators as MCP tools: risk/reward, RMD, Coast FIRE, inflation.Livechecked Evidence 3/4MCPWebsiteMCP Registry
- com.bizworthcalculator/sitebizworthcalculator.comBusiness Worth Calculator: the site's own MCP server — calculator, enquiry (enquiry = a human...Livechecked Evidence 3/4MCPWebsiteMCP Registry
- LifeStep Workbook, Email, QR and DNS Toolsio.lifestep/dns · mcp.lifestep.ioInspect XLSX/XLSM workbooks, validate email, generate SVG QR codes, and look up domain DNS and TLS.Livechecked Evidence 3/4MCPMCP Registry
- Time & Astronomyorg.memoryapi/time · time.memoryapi.orgCurrent time by timezone, astronomy events, and moon phasesLivechecked Evidence 3/4MCPMCP Registry
- Numeratica — financial planning calculationscom.numeratica/mcp · api.numeratica.comDeterministic US financial planning: retirement Monte Carlo, Roth conversion, RMD, tax, IRMAA, SSLivechecked Evidence 3/4MCPWebsiteMCP Registry
- CELPass: CELPIP practice and CRS calculatorcom.celpass/celpip · celpass.comCELPIP practice questions with answers, sample answers, and Canada's November 2026 CRS calculator.Livechecked Evidence 3/4MCPWebsiteMCP Registry