SMS for developers: send and receive texts, verify phones, and buy US and Canada numbers.
Free
One server, in communication & collaboration. SMS for developers: send and receive texts, verify phones, and buy US and Canada numbers.
Communication & Collaboration
SMS for developers: send and receive texts, verify phones, and buy US and Canada numbers.
The rest either hold an API key issued by the publisher or ask for nothing.
Listed without a verification tick. Read the listing before installing.