GST/HST Calculator Canada – Auto Tax Calculator

Tracking since May 21, 2026.

Changelog

• May 27, 2026
  description

  GST / HST Calculator is the fastest way to calculate Canadian sales tax directly inside your browser.  
  Whether you're shopping online, running a business, or reviewing invoices, this extension instantly computes GST, HST, PST, and QST for every province and territory in Canada.
  
  🔹 Key Features
  Automatic tax calculation for GST, HST, PST, and QST
  
  Auto‑detects prices on any webpage (e‑commerce, invoices, receipts, forms)
  
  One‑click tax breakdown: before‑tax, after‑tax, and tax amount
  
  Supports all Canadian provinces and territories
  
  Lightweight, fast, and privacy‑focused — no tracking, no data collection
  
  Accurate 2026 tax rates for every region
  
  🔹 Supported Regions
  Alberta – GST
  
  British Columbia – GST + PST
  
  Manitoba – GST + PST
  
  Saskatchewan – GST + PST
  
  Ontario – HST
  
  Nova Scotia – HST
  
  New Brunswick – HST
  
  Newfoundland & Labrador – HST
  
  Prince Edward Island – HST
  
  Quebec – GST + QST
  
  Yukon, NWT, Nunavut – GST
  
  🔹 Perfect For
  Online shoppers
  
  Freelancers & contractors
  
  Small business owners
  
  Accountants & bookkeepers
  
  Anyone who needs quick, accurate tax calculations
  
  🔹 Why Users Love It
  Saves time on every purchase
  
  Eliminates manual tax math
  
  Works on any website
  
  No ads, no tracking, no personal data stored
  
  🔹 Privacy
  This extension does not collect, store, or transmit any personal information.
  All calculations happen locally in your browser.

  🇨🇦 GST/HST Calculator for Canada – instantly calculate GST, HST, PST, and QST.
  
  Auto-detect prices on any webpage and get accurate tax breakdowns in one click. Perfect for shoppers, freelancers, and businesses across Canada.
  
  ✅ Key Features
  • Instant GST, HST, PST & QST calculations  
  • Auto-detect prices on any webpage (shopping, invoices, receipts)  
  • Add or remove tax in one click  
  • Full breakdown: pre-tax, tax, and total  
  • Business mode with ITC support  
  • Export results (CSV) and copy to clipboard  
  • Supports all Canadian provinces and territories  
  • Lightweight, fast, and privacy-focused  
  
  ✅ Supported Regions
  Alberta – GST  
  British Columbia – GST + PST  
  Manitoba – GST + PST  
  Saskatchewan – GST + PST  
  Ontario – HST  
  Nova Scotia – HST  
  New Brunswick – HST  
  Newfoundland & Labrador – HST  
  Prince Edward Island – HST  
  Quebec – GST + QST  
  Yukon, NWT, Nunavut – GST  
  
  ✅ Perfect For
  • Online shoppers in Canada  
  • Freelancers & contractors  
  • Small business owners  
  • Accountants & bookkeepers  
  • Anyone needing a GST calculator  
  
  ✅ Why Users Love It
  • Saves time on every purchase  
  • No manual tax calculation needed  
  • Works instantly on any website  
  • 100% private – no tracking or data collection  
  
  ✅ Privacy
  This extension does not collect, store, or transmit any personal information.  
  All calculations happen locally in your browser.

• May 27, 2026
  short_description

  Calculate Canadian GST, HST and PST for all provinces. Auto-detects prices on any page.

  Canadian GST, HST and PST calculator with auto price detection for quick tax estimates while shopping online.

• May 27, 2026
  name

  GST / HST Calculator

  GST/HST Calculator Canada – Auto Tax Calculator

• May 27, 2026
  host_permissions

  <all_urls>

  (empty)

• May 27, 2026
  permissions

  activeTab, scripting, storage

  activeTab, scripting

Permissions & access

Permissions

activeTabscripting

Host access

None declared

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