Heffl Free Tools
Free email verification, business calculators, UAE estimates and drafts. No API key.
Connect it
Settings → Connectors → Add custom connector
URL: https://api.heffl.com/api/public-tools/mcpSettings → Apps & Connectors → Advanced → Developer mode
Create connector with URL: https://api.heffl.com/api/public-tools/mcp{
"mcpServers": {
"free-tools": {
"url": "https://api.heffl.com/api/public-tools/mcp"
}
}
}claude mcp add --transport http free-tools https://api.heffl.com/api/public-tools/mcp{
"servers": {
"free-tools": {
"type": "http",
"url": "https://api.heffl.com/api/public-tools/mcp"
}
}
}15 tools, verified live
email_verifyread-onlyCheck one email's syntax, mail routing, disposable/free-provider/role flags, and SMTP recipient acceptance. Sends no email. DNS alone does not verify a mailbox. unknown means inconclusive or mailbox not checked; likely_deliverable is evidence, not a delivery guarantee. No login or API key required. Rate limited.
photography_pricingread-onlyCalculate session price, costs, profit and per-photo price. Margin is a percentage of selling price; currency-neutral, no conversion. Free, no authentication required. Rate limited.
freelance_rateread-onlyCalculate sustainable rates. margin is a percentage buffer added to annual income plus overhead, matching the website. All money must use the same currency. Free, no authentication required. Rate limited.
agency_pricingread-onlyCalculate project price from labor, overhead and risk buffer. margin is percentage of selling price; overhead and riskBuffer are percentage additions. Free, no authentication required. Rate limited.
business_daysread-onlyCount weekdays between dates or add/subtract days. UTC dates, MondayâFriday; start included and end excluded unless includeEnd. Offset excludes start. Public holidays are not excluded. Free, no authentication required. Rate limited.
risk_assessmentread-onlyScore user-supplied risks using likelihood à impact (1â5). Low <=6, medium <=14, high >=15. Does not infer likelihood or impact. Free, no authentication required. Rate limited.
coaching_agreementread-onlyGenerate the website's coaching agreement as plain text. Missing text fields use placeholders. Draft only; legal review may be needed. Free, no authentication required. Rate limited.
retainer_agreementread-onlyGenerate the website's monthly retainer agreement as plain text. Missing text fields use placeholders. Draft only; legal review may be needed. Free, no authentication required. Rate limited.
uae_vatread-onlyEstimate standard 5% UAE VAT in AED, inclusive or exclusive. Does not classify exempt or zero-rated supplies. Free, no authentication required. Rate limited.
uae_corporate_taxread-onlyEstimate standard UAE corporate tax on already-adjusted taxable income in AED: 0% up to 375000 and 9% above. Does not determine deductions, free-zone rules, relief or multinational minimum tax. Free, no authentication required. Rate limited.
uae_gratuityread-onlyAED estimate for covered private-sector full-time foreign workers using monthly basic salary, at least one year service, 21 days for first five years then 30; capped at 24 months basic salary. Assumes continuous service without unpaid leave; no deductions or alternative schemes assessed. Free, no authentication required. Rate limited.
uae_real_estate_vatread-onlyEstimate VAT on ordinary commercial/residential property in AED, not transfer fees. Residential zero-rating requires FIRST supply within three years of completion; other residential supply exempt. No mixed-use or specialist properties. Free, no authentication required. Rate limited.
quotation_generateread-onlyGenerate quotation JSON and plain-text draft with percentage discounts per item and tax on discounted amounts. Does not save, send, or render PDF; website provides visual export. Currency is a label, no FX conversion. Free, no authentication required. Rate limited.
sow_generateread-onlyGenerate a scope-of-work draft using the existing Heffl DeepSeek service. Returns untrusted HTML, not legal advice. Drafts may infer details; verify before use. Provider configuration required server-side. Free, no authentication required. Rate limited.
whatsapp_generateread-onlyGenerate a business WhatsApp message draft using Heffl's DeepSeek service. Only drafts text; never sends messages. Provider configuration required server-side. Free, no authentication required. Rate limited.
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