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Global Voice OTP Service Platform
Home > Voice-OTP
Trusted by 12,000+ Happy Customer Worldwide
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What is Voice OTP 2FA Service?
A Voice OTP Service generates and sends a set of characters or numbers to the mobile device of the user to verify a transaction or login session.
Voice OTP is used by businesses as a means of verifying a user’s identity by making a call to the mobile/phone and playing a string of digits. The 2FA service is built on a world-class voice platform providing reliable voice delivery around the world.
A comprehensive solution for 2FA
99.9% times your OTP will be delivered. For the remaining 0.1% times, We will not charge.
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Pin Generation
Our platform provides the back-end logic needed for PIN generation (OTP) so you don’t have to. Each code is tied to an individual user and can only be used once.
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Number Lookup
Save money and increase conversion rates with our number validation. We’re able to catch invalid numbers as they’re entered, making sure your message is headed to a valid number.
Voice Failover
Voice-based 2FA adds text-to-speech capability to the standard 2FA process, enabling you to place calls and deliver user authentication PINs via voice audio. By adding Voice failover message delivery rates can be pushed close to 100 percent.
Global Coverage
Deliver your authentication PINs to users regardless of their location. With https://speedsms.in/ global coverage spanning 800 networks and 190 countries, you can deliver your one-time PINs with best delivery rates and speed available on the market.
Let’s Create Something Big Together.
Easily add a layer of security
Complete
A single API provides the full 2FA solution, from authentication management to message automation, spanning SMS and Voice.
Simple
Just give us a phone number and we’ll take care of the rest. We generate the codes, localize, use the fastest channel available, even fall back from SMS to voice when needed.
Simple
Just give us a phone number and we’ll take care of the rest. We generate the codes, localize, use the fastest channel available, even fall back from SMS to voice when needed.
Convenient
Unlike other 2FA methods that may require special hardware or an authenticator app, our solution works with any phone number.
Smartly-priced
Pay only for successful conversions or a flat monthly fee for frequent logins.
Simple
Just give us a phone number and we’ll take care of the rest. We generate the codes, localize, use the fastest channel available, even fall back from SMS to voice when needed.
Getting Started with Voice OTP
Voice-based OTP is a two factor authentication tool that allows businesses to facilitate call based OTP generation for its potential customers. This quick and reliable notification solution ensures guaranteed delivery of time-sensitive information on consumer’s mobile; like one time passwords, utility passwords, transactions alerts, employee activity alerts, and others.
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FREQUENTLY ASKED QUESTIONS (FAQs)
We thought you would never ask.
Which Businesses Require OTP Services?
Why is Voice OTP Service Beneficial?
We Accept
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