SMS Tester
Test sending SMS safely (UI only). Connect it to your backend endpoint.
No secrets in frontend
Backend Send Endpoint (recommended)
Your backend should accept JSON: { "to": "...", "message": "...", "sender": "..." }.
Sender Name (optional)
If your gateway requires sender ID.
Phone Number
Please enter a valid phone number.
Tip: Use E.164 format like +2519XXXXXXXX for best compatibility.
Message Body
0
/160
Message body is required.
160 chars is typical for 1 SMS segment (depends on encoding).
Send SMS
Fill Demo
Clear
Idle
Response / Logs
Copy
Ready.
If your SMS provider does not allow browser calls due to CORS/security, use a backend proxy.