Connect your website or application to our SMS gateway with zero setup fees. Automate bulk SMS sending, OTP delivery, and real-time alerts using our simple HTTPS API — compatible with any programming language.
Our iSMS API is designed for both small and large corporate systems. Use any programming language — just make an HTTPS request to our endpoint.
-1003. This is the most common reason a first integration looks broken.
Up to 50 recipients per call, each with its own message text. Returns structured per-recipient results and credit usage.
JSON API reference →Form-encoded, one shared message per call, plain-text response. Simplest option if you only ever send one message at a time.
Classic API reference →https://www.isms.com.my/isms_send_json.php
https://www.isms.com.my/isms_send_all_id.phpsmtpapi2.vocotext.com, smtpapi.vocotext.com and ww3.isms.com.my exist so your integration can fail over automatically if the primary is unreachable. Do not point your integration at a mirror by default. Full host list in the API documentation.Request parameters, the complete response-code list, personalisation tokens, the check-balance endpoint and delivery callbacks are all documented in one place — kept current as the API changes.
Good to Know| A 2000 response is not delivery | Code 2000 confirms the telco SMSC accepted the message and returns a transaction ID. Malaysian operators do not confirm handset arrival by default — match the transaction ID against the delivery callback instead. |
| Encoding changes your credit count | One ASCII SMS is 153 characters; one Unicode SMS is 63. A single emoji switches the whole message to Unicode. Joined messages run to 737 ASCII or 287 Unicode across a maximum of 5 credits. Message size → |
| Sender ID needs registering | In Malaysia an alphanumeric Sender ID must be registered and approved before traffic is accepted, and number masking is not available. Sender ID registration → |
Register a free account, get your API credentials, and start sending SMS in minutes — no setup fee, no monthly commitment.
💬 WhatsApp +6016 450 2380 · 📞 1800 87 7061 · KL +603 2780 3880 · PG +604 2024 033 · sales@mobiweb.com.my