No, Qrispy eSIM does not offer an unlimited data eSIM for Montserrat. The available plans are all pay‑as‑you‑go data credits, giving travelers the option to purchase a certain amount of data (for example ~10 GB, ~5 GB, ~3 GB, ~2 GB, or ~1 GB) that can be used as needed without a fixed validity period. Because the credit does not expire, unused data remains available for future trips, and customers can top up more credit whenever their balance runs low.
Pay‑as‑you‑go plans can be more cost‑effective than an unlimited plan for most travelers, as only the data actually used is charged. Only the listed data amounts serve as a reference for how much data the purchased credit buys at the local rate; the traveler is charged for real usage and can continue to add credit as needed.