For all related information about API, see https://5sim.net/en/docs#user

If you have 5SIM in your software, choose API key 5sim protocol. If not, choose API key API1 protocol (deprecated API).
When using API key 5sim protocol, use the new API documentation.

If your software does not support our platform, please use API key for API1 protocol (deprecated API) as well as the deprecated API documentation.


If you want your software to support 5SIM, please contact the software’s developer and request them to add 5SIM. We provide referral payments to developers per each order.