gosimless does not provide eSIM plans for Indonesia that include a phone number or SMS capability. The provider offers only data‑only eSIM plans for this destination.
Travelers who need voice or messaging can use VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection, but some destinations may block or restrict these services. It is advisable to confirm that the apps you rely on are accessible in Indonesia before purchasing a plan.