VoidMob does not provide an unlimited data plan for Mongolia. All plans listed by VoidMob for Mongolia have a hard data cap, ranging from 5GB to 26GB, and come with a specified validity period of 60, 180, or 365 days.
Users who need more data can choose one of the available fixed data plans, such as the 26 GB plan lasting 365 days or the 20 GB plan lasting 365 days, both of which include 5G coverage in Mongolia. These larger‑capability options may be more cost‑effective for most travelers unless the user expects to consume data well beyond the caps.