FinalPrice

Tracking since Apr 20, 2026.

Changelog

• May 2, 2026
  description

  FinalPrice automatically detects prices on any webpage and shows you the real cost of items, tax included, before you buy.
  WHAT IT DOES
  • Scans prices on any page and adds a small badge showing the after-tax total
  • Optionally replaces the original price with the tax-included amount
  • Works on Amazon, Walmart, eBay, and virtually any e-commerce site
  TAX RATES
  • Auto-detects your US state via IP address
  • Or manually select your state from the dropdown
  • Add a local city/county rate on top of the state rate
  • Set a custom rate for specific sites
  CURRENCY CONVERSION
  • Convert displayed prices to 30+ currencies using live exchange rates
  • Rates are cached hourly — no unnecessary requests
  SITE CONTROLS
  • Blacklist sites where you don't want it running
  • Whitelist-only mode: run exclusively on sites you choose
  • Per-domain tax rate overrides
  PRIVACY
  • No data collection. No tracking. No ads.
  • All settings stored locally in your browser.
  • Network requests only when you use IP detection or currency conversion.
  • Full privacy policy linked in the extension.

  FinalPrice automatically detects prices on any webpage and shows you the real cost of items, tax included, before you buy.
  WHAT IT DOES
  • Scans prices on any page and adds a small badge showing the after-tax total
  • Optionally replaces the original price with the tax-included amount
  • Works on Amazon, Walmart, eBay, and virtually any e-commerce site
  TAX RATES
  • Auto-detects your US state via IP address
  • Or manually select your state from the dropdown
  • Add a local city/county rate on top of the state rate
  • Set a custom rate for specific sites
  CURRENCY CONVERSION
  • Convert displayed prices to 30+ currencies using live exchange rates
  • Rates are cached hourly.
  SITE CONTROLS
  • Blacklist sites where you don't want it running
  • Whitelist-only mode: run exclusively on sites you choose
  • Per-domain tax rate overrides
  PRIVACY
  • No data collection. No tracking. No ads.
  • All settings stored locally in your browser.
  • Network requests only when you use IP detection or currency conversion.
  • Full privacy policy linked in the extension.

• Apr 25, 2026
  description

  Price Tax Calculator automatically detects prices on any shopping page and shows you the tax included before you buy.
  FEATURES:
  • Auto-detects prices on any website (Amazon, Walmart, eBay, Target, and more)
  • Shows tax-adjusted totals inline, without leaving the page
  • Replace mode: replaces the listed price with the tax-included amount
  • Minimal mode: adds a subtle * indicator — hover to see the full breakdown
  • Set your shipping state for accurate tax rates (all 50 US states + DC)
  • Per-site tax override: set a custom rate for specific stores
  • Currency conversion: see prices in 16 currencies with live exchange rates
  • Image scanning: scan product images for prices using OCR
  • Zero tracking — all settings stored locally on your device

  FinalPrice automatically detects prices on any webpage and shows you the real cost of items, tax included, before you buy.
  WHAT IT DOES
  • Scans prices on any page and adds a small badge showing the after-tax total
  • Optionally replaces the original price with the tax-included amount
  • Works on Amazon, Walmart, eBay, and virtually any e-commerce site
  TAX RATES
  • Auto-detects your US state via IP address
  • Or manually select your state from the dropdown
  • Add a local city/county rate on top of the state rate
  • Set a custom rate for specific sites
  CURRENCY CONVERSION
  • Convert displayed prices to 30+ currencies using live exchange rates
  • Rates are cached hourly — no unnecessary requests
  SITE CONTROLS
  • Blacklist sites where you don't want it running
  • Whitelist-only mode: run exclusively on sites you choose
  • Per-domain tax rate overrides
  PRIVACY
  • No data collection. No tracking. No ads.
  • All settings stored locally in your browser.
  • Network requests only when you use IP detection or currency conversion.
  • Full privacy policy linked in the extension.

• Apr 25, 2026
  name

  Price Tax Calculator

  FinalPrice

• Apr 25, 2026
  host_permissions

  https://api.exchangerate-api.com/*, https://ipapi.co/*

  https://api.exchangerate-api.com/*, https://ipinfo.io/*

Permissions & access

Permissions

storageactiveTab

Host access

https://api.exchangerate-api.com/*, https://ipinfo.io/*

Screenshots