Many Felt elements include the ability to measure distances and areas, such as routes, lines and polygons. And, even better, you can quickly switch between US and Metric units to better suit your needs and those of your map's viewers! Sign up for a free account, today! https://felt.com/signup
Some more resources:
Help Center: https://felt.com/help
Map Gallery: https://felt.com/gallery
Reddit: / felt
LinkedIn: / feltmaps
Twitter: / felt
"Add To Felt" QGIS Plugin: https://plugins.qgis.org/plugins/felt/