What is unlimited data? Intended for heavy mobile internet users, a phone contract or SIM with unlimited data plan allows you to stream, play online games and do whatever else you want online without having to worry about running out of data or racking up charges for excess usage.

What does unlimited Internet usage mean?

Unlimited Internet means limitless Internet usage without downloading caps.

Is unlimited data really unlimited?

In the confusing, arcane world of cellular service plans, “unlimited data” often doesn't really mean unlimited. Instead, it means your speed gets reduced if you use too much. Yeah, you can slurp all the data you like, but you'll do so at nearly unusable speeds if you get too greedy.