Clockwork SMS is particularly well-suited for small to medium-sized businesses looking for a cost-effective SMS solution. It's ideal for businesses needing to send notifications, alerts, marketing messages, or any other service that requires reliable SMS communication. Developers looking for an easy-to-integrate API will also find Clockwork SMS valuable.
Based on our record, FreeSWITCH seems to be more popular. It has been mentiond 1 time since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
I thought FREESwitch was the new hotness in PBX software? https://freeswitch.com/. - Source: Hacker News / almost 4 years ago
Twilio - Brings voice and messaging to your web and mobile applications.
FusionPBX - FusionPBX is an open source FreeSWITCH GUI.
SMSAPI - SMSAPI.com is browser platform for bulk SMS and other SMS marketing solutions.
Asterisk - An open source telephony switching and private branch exchange service for Linux.
Nexmo - Nexmo is a simple two way SMS API with global reach and wholesale rates
freepbx - FreePBX is a web-based open source GUI that controls and manages Asterisk (PBX).