Built for Every Use Case
From simple login OTPs to complex payment flows, StartMessaging handles it all.
Verify users during login with SMS OTP. Add a second factor of authentication without passwords.
Add 2FA to sensitive actions like password changes, settings updates, or admin access.
Verify high-value transactions, wallet top-ups, or UPI mandate approvals with OTP confirmation.
Verify phone numbers during signup to prevent fake accounts and ensure real users.
Send order confirmation codes for delivery verification or pickup authorization.
Confirm delivery handoffs with OTP codes shared between delivery agents and customers.
Who Uses OTP APIs?
E-commerce platforms use OTPs for login verification, payment confirmation, and delivery handoff. Every transaction that needs user confirmation benefits from OTP verification.
Fintech apps rely on OTPs for transaction authorization, account recovery, and regulatory compliance. Two-factor authentication is often mandatory for financial services.
SaaS products use OTPs during user onboarding to verify phone numbers, for password resets, and to protect sensitive account settings.
Healthcare platforms verify patient identity with OTPs before sharing medical records, appointment confirmations, or telemedicine sessions.
Related Pages
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