# How can I measure/predict the fees?

You can use **online** **tools** that show the **average** price of **gas** on Ethereum. It may be beneficial to await network congestion and send transactions through during less demanding times.

The price to send a transaction may fluctuate greatly with little notice.

Use this website [Ethereum Gas Tracker](https://etherscan.io/gastracker) to get an idea of the current gas price. (Average **GWEI**)

Many different websites and tools are available to keep track of network fees.

Resources:

* [Gas price tracker- Chrome version](https://chrome.google.com/webstore/detail/defi-saver-gas-prices-ext/afgfdkloegmghldbalmenklokhlifphe) (Browser extension)
* [Gas price tracker- firefox version](https://addons.mozilla.org/en-CA/firefox/addon/defi-saver-gas-prices/) (Browser extension)
* [Eth Gas Station](https://ethgasstation.info/) (Website)
* [Ethereum Gas Charts](https://ethereumprice.org/gas/) (Website)
* [Eth Gas Watch](https://ethgas.watch/) (Website)

For more information about gas, follow this [article.](https://docs.universe.xyz/universe-basics/ethereum-basics/what-is-gas)