Yes, abesteSIM offers unlimited‑data eSIM plans for Croatia. The provider sells a range of unlimited plans that use 5G coverage, with validity periods that start at 1 day and extend to 30 days. Prices for these plans vary from about $1.91 USD for the 1‑day option to roughly $98.82 USD for the 30‑day option.
Unlimited plans are subject to a Fair Usage Policy, which means that after a certain amount of data is consumed the network speed may be reduced. Some of the plans with unlimited data also list a maximum speed of 10000 kbps, while others do not specify a limit but note that speeds may be throttled. Users concerned about speed restrictions should verify the policy details with abesteSIM directly.