This extension allows you to monitor the current bitcoin exchange rate. It also includes an online bitcoin calculator. Changelog: 1.1.0 - Migration to Blockchain API; New BTC calculator added; UI changes 1.0.25 - Yet another fix 1.0.24 - Fix after Coindesk API changes 1.0.23 - Support for 10,000+ prices 1.0.22 - Added Chinese translation 1.0.21 - Added Turkish translation 1.0.20 - Minor internal changes 1.0.19 - Proper number formatting for tooltip with btc price in usd, eur and for 24 hours ago 1.0.18 .- Added context menu items on item - 1 click access to trading on Binance and instant exchange on Changelly 1.0.17 - Changed back a link to Coindesk bitcoin price because it is not working now on naga-guard 1.0.16 - Localized to Spanish and Russian 1.0.15, 1.0.14 Showing also EUR price and USD price for yesterday Change target link to https://naga-guard.com to get more precise price analytics 1.0.13, 1.0.12 Migrated back to http (Coindesk failed to update the certificate in time) Change BPI index url (Coindesk, thanks again) 1.0.11 - Migrated to https 1.0.9, 1.0.10 - Migrated to Coindesk API 1.0.8 - Show low/high 1.0.7 - Migrated to hitbtc exchange after MtGox shutdown 1.0.6 - Supports 1000+ price 1.0.5: Prevention of aggressive caching on MtGox Button click leads to Clarkmoody charts