RingCaptcha
(FREE)
What is RingCaptcha ?
RingCaptcha is a phone identity API to onboard 'Real Users, Real Contact' which is critical to businesses in sharing economy, marketplaces, fintech, cryptocurrency, e-commerce, online reservation, etc. We offer highly reliable One-Time PIN (OTP) SMS/voice/missed-call phone verification, SMS notifications, 2FA, fraud mitigation. Phone verification can be implemented with a single API call or our cut-and-paste widget. Integrate once with RingCaptcha, get access to all other providers.