Voyasim does not sell any eSIM for Eswatini (Swaziland) that includes a phone number or SMS capability. Travelers buying a Voyasim plan for Eswatini can only expect a data‑only eSIM. For voice and text services, users typically rely on VoIP applications such as WhatsApp, Telegram, and iMessage over the data network. Some destinations may block or restrict access to certain VoIP services, so it is advisable to check that the apps you need are available in Eswatini (Swaziland) before making a purchase.