SMS Verification With OTP Codes
Add an extra prompt in your Know Your Customer (KYC) workflow before the regular ID document check. Send a One-Time Passcode (OTP) directly to the user’s mobile device to confirm they’ve entered a valid phone number. Convert legitimate users and improve pass rates with a familiar onboarding experience.
- KYC-compliant
- Customizable
- Code-free
Trusted by over 1,000+ businesses
Add SMS-based 2FA before asking for a
government-issued ID
Detect fraudsters right at signup
Eliminate chances of fake accounts and create a secure ID verification experience for new users with one-time passwords.
Ensure a simple onboarding journey
Send users a four-digit code to confirm their phone number before they move forward with their identity verification.
Save time with customization options
Add extra KYC checks for high-risk customers and tailor workflows to match your industry standards.
Why choose iDenfy’s SMS Verification?
Fast and easy no-code setup
Create the verification session and enable SMS Verification on the dashboard with a single click. Add an extra layer of security without spending time on complex setup processes. Control and adapt the identity verification workflow based on your risk appetite and existing systems.
Built to scale on a global level
200+
Supported countries and territories
15 seconds
Average user onboarding time
4x
Saved costs using automated KYC
Focused on easy integration
Seamlessly add ID verification via API, iFrame, or mobile SDKs. Get expert support for a smooth setup.
Seamless and secure identity verification with built-in 2FA SMS codes
Higher pass rates using a familiar process
The fully automated system sends the four-digit code to any mobile device, eliminating frustration and greeting the customer with a popular online sign-up approach, even when a full KYC process, such as a document and a biometric check, is enabled.
- Automated data capture
- Visual document surface inspection
- Localization in 40+ languages
Higher pass rates using a familiar process
iDenfy analyzes the user’s biometrics within milliseconds, matching them to the ID photo and ensuring a smooth process that keeps backlogs from building up. This ensures that the user’s phone number is valid, their ID document is genuine, and they are live and present during the entire verification process.
- Customizable UI
- Liveness detection
- Face attribute inspection
Ensured security for corporate clients
iDenfy streamlines Know Your Business (KYB) verification with the same level of end-to-end automation. This includes custom questionnaires for efficient data collection on the company, as well as ID verification for all directors and beneficial owners. OTPs can be sent directly to their mobile devices to verify the legitimacy of phone numbers before initiating KYC.
- TIN/EIN verification
- Secretary of State search
- AML screening
Customize every step of SMS verification
Use email verification
Instead of 2FA SMS codes, add email verification as the initial onboarding step to verify if the user has a valid email address and prevent multi-accounting.
Onboard users with eIDs
Enable eID verification and accept digital IDs through BankID, Smart ID, and similar digital identity wallet systems, reaching more global customers in their preferred way.
Keep all data logs
Leave the hassle of storing KYC/KYB data to us. iDenfy maintains a compliant, audit-ready trail with all verification data, keeping it centralized and easy to monitor.
Choose pre-made workflows
Speed up the onboarding process by choosing our expert, ready-made blueprints based on high-risk industry requirements, such as crypto or fintech.
We are G2’s Top Pick
Being designed for everyone and engineered for all business needs allowed us to surpass competitors in the KYC/AML field.
See how other companies are using iDenfy
See all case studies
Frequently Asked Questions
What is SMS verification with OTP?
It’s a fast way to confirm that a user’s phone number is valid. A one-time passcode (OTP) is sent to their mobile device before they proceed with ID checks, making onboarding both simple and secure.
How does SMS verification help prevent fraud?
Verify phone numbers in seconds. Protect every signup.
Businesses worldwide use iDenfy’s SMS verification to confirm real users, block fake accounts, and cut onboarding costs — all with a familiar and secure OTP flow.
