SMS OTP Login

Secure, Fast, and Password-Free Login via SMS One-Time Passwords

Say goodbye to forgotten passwords and insecure logins. With SMS OTP Login, your users can sign in using a secure, one-time code sent directly to their mobile phone — no username or password required.

WPSMS makes it simple to enable SMS-based authentication for your WordPress website, WooCommerce store, or membership platform.

What Is SMS OTP Login?

SMS OTP Login allows users to log into your website by entering a One-Time Password (OTP) sent via SMS to their registered phone number. This provides a fast, convenient, and secure login experience — and drastically reduces password reset requests or account hacks.

Why Use SMS OTP Login?

  • Eliminates the need for passwords

  • Reduces login friction and boosts conversions

  • Provides an extra layer of security

  • Works on any device — no apps or emails required

  • Improves user experience and trust

Use Cases for SMS OTP Login

Use CaseDescription
E-commerce StoresLet customers log in and check out faster
Membership SitesSimplify access for paid users or subscribers
LMS & Online CoursesImprove student login experience
Booking PlatformsQuick and secure client login for reservations
Admin AccessAdd extra security for admin or staff logins

Key Features of SMS OTP Login in WPSMS

Seamless User Experience

Replace or supplement traditional login forms with a modern SMS OTP login flow.

Instant OTP Delivery

Send OTP codes instantly using your connected SMS gateway (Twilio, ClickSend, Nexmo, etc.).

Configurable Expiry and Attempts

Set how long OTPs remain valid, how many attempts are allowed, and whether to resend codes.

WooCommerce Compatible

Enable OTP login at the account, checkout, or registration stages for a smoother customer experience.

Secure and Reliable

OTP codes are generated with strong randomness and securely matched to user sessions.

Works Globally

Send OTP codes to users in any country using your chosen SMS provider.

How SMS OTP Login Works

  1. User visits the login page

  2. Enters their phone number

  3. Receives a unique OTP via SMS

  4. Enters the code to log in

  5. Access granted — fast, secure, and password-free

Setup in Minutes

Setting up SMS OTP Login with WPSMS is fast and easy:

  • Enable OTP login in WPSMS settings

  • Choose your SMS gateway and configure your API credentials

  • Customize the login form and message template

  • Test the flow and go live

No coding required.

Why Choose WPSMS for OTP Login?

  • Built for WordPress and WooCommerce

  • Integrates with your existing login system

  • Supports custom user roles, multilingual sites, and multisite

  • Fully customizable OTP message and styling

  • GDPR and privacy-ready with opt-in tracking

Frequently Asked Questions

  • Is OTP login more secure than passwords?
    Yes. OTP login reduces risks of password reuse, phishing, and brute-force attacks.
  • Can I allow both OTP and password logins?
    Yes. WPSMS lets you choose between OTP-only, password-only, or a hybrid method.
  • Does this replace the default WordPress login page?
    It can, or it can be used as an alternative login option on a custom page.
  • Can I style the OTP login form?
    Yes. It uses standard WordPress hooks and is compatible with most themes and builders.
  • What gateways are supported?
    Twilio, ClickSend, Nexmo, SMSGlobal, and more — just add your API keys and you’re ready.

Integrate SMS Notifications into Your WordPress Website

Start sending one-time alerts, OTPs, order updates, and marketing campaigns using WP SMS Pro — powerful, flexible, and built for WordPress.