When you buy through our links, Business Insider may earn an affiliate ... network congestion — with T-Mobile's base and mid-range plans that have a lower monthly bill than AT&T.

The hotspot add-on can also be added to Unlimited Plus, for 130GB of hotspot data for $90/month. AT&T's business plans for routers and hotspots that offer unlimited speed tiered data. Starting at ...

Because of these high prices, consumers have to choose the lesser of multiple evils when picking a data plan. You either pay for a set amount of data but get charged when you use extra ...