Smart OTP – Email Verification & Phone Number Validator is a lightweight WordPress plugin that secures signups, logins, and forms with one-time passwords. It verifies emails and phone numbers in real time, reduces fake accounts, and boosts deliverability. Easy to set up, fast, and compatible with popular form and membership plugins.
- OTP verification for email and phone at signup, login, and checkout
- Real-time phone number validation with international formats
- Email verification to block disposable and invalid addresses
- Supports SMS, email, and app-based OTP delivery
- Works with WooCommerce, Elementor Forms, Contact Form 7, and more
- Optional two-factor authentication for admins and users
- Rate limiting and spam protection to stop bot signups
- Customizable OTP length, expiry time, and resend rules
- Multiple SMS gateways and SMTP/email providers supported
- Country code auto-detection and phone input masking
- GDPR-ready with consent and data retention options
- Admin dashboard with logs, verification status, and reports
- Shortcodes and hooks for flexible integration
- Multisite and multilingual/RTL compatible
- Lightweight, fast, and optimized for SEO and Core Web Vitals