SMS-Butler

Write your SMS messages on your Mac and send them via your preferred SMS gateway provider.
SMSButler is a client application for the following gateways:
- Clickatell
- BulkSMS
- Nexmo
- Any-Sms
If your preferred gateway is missing, please leave us a message and we will implement it if possible.
Features of SMSButler:
- Addressbook lookup
- Long SMS messages up to 480 characters
- Numeric or alphanumeric sender ID (depends on the gateway)
Please note that you must have an account and enough credits with one of the supported gateway providers to use this application.

Most of them offer a free test account - it's up to you which provider you would like to use, depending on features and offers.