Business SMS, billed by the message
Improve your contact
Send delivery tracking, invoice and receipt references, booking reminders and product links — straight from the systems you already run.
No contract or monthly fee — you pay for the messages you send.
Messages
Your order #4821 has shipped. Track it here: thnk.sm/4821x
ThinkSMS · now
Receipt for $148.50 — thnk.sm/r/9f2a
ThinkSMS · 2m
Reminder: service booked Thu 9:00am. Reply 1 to confirm.
ThinkSMS · 1h
Delivered99.4%
Automated SMS
Delivery updates, receipts and reminders triggered straight from your own systems.
API integration
One authenticated endpoint. Send from any application with a single HTTP request.
Pay as you go
Buy credit when you need it and set an auto top-up so sending never stops.