Reference information you need on site all the time — rebar tables, permit guide, foundation process guide. No internet required.
Ordering rebar on site: "What does Ø16 weigh per metre again?" No need to go online — find it in the app in three seconds. Filing a permit application? The 31-item guide is in your pocket.
Looking something up: 5 minutes online → 3 seconds in the app. On sites with no signal, offline reference is priceless.
Download for free and try it on site. No internet connection needed.