Free SMS APIs don't charge for sending and receiving SMS. Octopush SMS, FreeSMS8, SMS Gateway are three truly free SMS API. These APIs don't charge a penny for sending or receiving SMS. Authentication APIs use SMS APIs to send verification codes and keep systems secure.Jan 9, 2019
- Sign up for - or sign in to - Twilio.
- Install the Twilio CLI.
- Get a phone number.
- Setup your Java environment.
- Download the standalone Twilio Java helper library.
- Send an outbound SMS message with Java.
- Receive and reply to inbound SMS messages.
- Creating a web application with IntelliJ IDEA and Gradle.
Is Textlocal legit?
"Reliable SMS Marketing tool. We have integrated Textlocal with our platform. The transaction SMS is very effective. You will not have problems related to DND contacts. You can also have sub accounts with some transactional SMS and some Promotional SMS.