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Widgets
Add privacy-first Canadian calculators to a blog, brokerage site, dealership page, or finance resource. Copy one iframe, paste it into your site, and keep the full calculator available through usecos.
Embeds do not set ad-tracking cookies or collect calculator inputs.
Works with WordPress, Squarespace, Wix, Webflow, and plain HTML.
Each full calculator links to methodology and public sources.
Mortgage widget
A full-featured Canadian mortgage calculator with OSFI stress test compliance, CMHC insurance premiums, extra payment impact, amortization schedules, and side-by-side scenario comparison.
Copy the code below and paste it into your website. Compatible with WordPress, Squarespace, Wix, and any HTML page. No tracking cookies, fully responsive, and always free.
<iframe src="https://usecos.app/embed/mortgage" width="100%" height="800" style="border:none;border-radius:12px;overflow:hidden" title="Free Mortgage Calculator Widget" loading="lazy" ></iframe>
💡 Tip: Add ?key=value to pre-fill values. Open full Mortgage Calculator →
Paycheck widget
Estimate net pay for Canada and the US with progressive tax brackets, CPP/QPP, EI/QPIP, and major payroll deductions. This is a simplified annual estimate, not a replacement for CRA PDOC or employer payroll withholding.
Copy the code below and paste it into your website. Compatible with WordPress, Squarespace, Wix, and any HTML page. No tracking cookies, fully responsive, and always free.
<iframe src="https://usecos.app/embed/pay" width="100%" height="750" style="border:none;border-radius:12px;overflow:hidden" title="Free Paycheck Calculator Widget" loading="lazy" ></iframe>
💡 Tip: Add ?key=value to pre-fill values. Open full Paycheck Calculator →
GST/HST widget
Calculate federal GST, provincial PST, and harmonized HST for all Canadian provinces and territories. Compare tax rates side-by-side and export reports.
Copy the code below and paste it into your website. Compatible with WordPress, Squarespace, Wix, and any HTML page. No tracking cookies, fully responsive, and always free.
<iframe src="https://usecos.app/embed/gst" width="100%" height="680" style="border:none;border-radius:12px;overflow:hidden" title="Free GST/HST Calculator Widget" loading="lazy" ></iframe>
💡 Tip: Add ?key=value to pre-fill values. Open full GST/HST Calculator →
VIN widget
Decode VINs from 200+ global manufacturers. Get vehicle specs, country of origin, model year, plant code, and US NHTSA recall data — all processed locally on-device.
Copy the code below and paste it into your website. Compatible with WordPress, Squarespace, Wix, and any HTML page. No tracking cookies, fully responsive, and always free.
<iframe src="https://usecos.app/embed/vin" width="100%" height="620" style="border:none;border-radius:12px;overflow:hidden" title="Free VIN Decoder Widget" loading="lazy" ></iframe>
💡 Tip: Add ?key=value to pre-fill values. Open full VIN Decoder →
Investor widget
Evaluate rental property performance with cash flow analysis, cap rate, cash-on-cash return, and DSCR — built for Canadian real estate investors.
Copy the code below and paste it into your website. Compatible with WordPress, Squarespace, Wix, and any HTML page. No tracking cookies, fully responsive, and always free.
<iframe src="https://usecos.app/embed/investor" width="100%" height="760" style="border:none;border-radius:12px;overflow:hidden" title="Free Investor Mode Widget" loading="lazy" ></iframe>
💡 Tip: Add ?key=value to pre-fill values. Open full Investor Mode →
Widgets include a small link back to the full calculator so readers can open the complete tool, methodology, and source notes. This keeps the embed useful while helping people discover the original calculator.