Bitcoin Exchange Rate Tile is a Chrome add-on developed by Jiri Kuba. As the name suggests, it provides users with the latest exchange rate for Bitcoin in USD currency. The add-on displays the exchange rate with a 24-hour difference and updates every 15 minutes, ensuring that users have access to the most up-to-date information.

The add-on is designed to be a convenient tool for those interested in keeping track of Bitcoin's value in relation to the US dollar. Whether you're a Bitcoin investor or simply curious about the cryptocurrency market, this add-on provides a quick and easy way to stay informed.

Please note that the add-on sources its data from Coindesk, a reputable cryptocurrency news and information platform. This ensures that the exchange rate information provided is accurate and reliable.

Overall, Bitcoin Exchange Rate Tile is a useful Chrome add-on for anyone looking to stay updated on the current value of Bitcoin in USD currency. Its 24-hour difference and frequent updates make it a valuable tool for those involved in the cryptocurrency market.