Login/Access Solution
Login/Access conundrum settled for good
How it works

Frequently Asked Questions

Start with 'Trial Setup' section, complete the setup and start using it. If you like our solution, send your details, mainly expected login/access requests per day, and we will get back to you within 24 hrs.
Since user is giving a missed call, there will not be any charges for the call. Application provider may incur additional cost for sending SMS, if existing process doesn't use OTP SMS.
OTP validation is done through https JSON request to AltOTP validation server. (for details check 'Trial Setup' section)
Yes, companies could get license from AltOTP and setup/run validation services on their own servers.
Since requirements may vary a lot, we request you to kindly write to us at contact@greenarrowhead.com.
Trial Setup
(Max 50 OTP SMS/day for 30 days)
Submit following details to get started:
(Missed Call: Receiver phone will automatically disconnect the call immediately after the start of first ring.)
Get in touch
Office
A-26, Sector 63, Noida, Uttar Pradesh, India.
contact@greenarrowhead.com
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