Back to Help
Developer Guide
Step-by-step API integration with sample code in 5 programming languages.
1
Authentication
Activate a device, then generate API keys for programmatic access.
2
Register a Phone
Register an Android phone to use as an SMS gateway for sending and receiving messages.
3
Send a Message
Send an SMS message from a registered phone to a recipient.
4
Receive Messages (Webhooks)
Register a webhook URL to receive incoming SMS messages and delivery status updates.
5
Monitor Phone Status (Heartbeats)
Send periodic heartbeats from your Android phone to report online status and battery level.
6
Manage Phone Groups
Create and manage phone groups to organize devices and share messages.
7
Bulk Messaging
Send SMS messages to multiple recipients in a single API call.
8
Manage Messages & Billing
Check your message balance and transfer messages between phone groups.