For WordPress site owners seeking to eliminate the friction of traditional email-and-password authentication, Digits : WordPress Mobile Phone Number OTP Signup and Login Form offers a powerful, passwordless solution. Developed by UnitedOver, this premium plugin allows users to sign up and log in using only their mobile phone number, verified via a One-Time Password (OTP) sent through SMS, WhatsApp, or email. With over 8,100 sales on CodeCanyon, Digits has become a trusted tool for improving user conversion rates by removing the barriers of email verification and password management. It is designed for any WordPress site—from WooCommerce stores to membership platforms—where a faster, more secure login experience can directly impact user retention and growth.
Key Features
- Passwordless Login & Signup: Users can create an account or log in using only their mobile number. An OTP is sent via SMS, eliminating the need for passwords and reducing login friction.
- Email-Less Registration: The plugin bypasses the traditional email verification step. Users no longer need to open an email account and click a link, which dramatically increases sign-up conversion rates.
- Wide SMS Gateway Support: Digits integrates with over 200 SMS gateways, including Twilio, Nexmo, Firebase (free OTP), Plivo, and many regional providers. This ensures global coverage and cost-effective message delivery.
- WooCommerce Compatibility: Full support for WooCommerce includes phone verification at checkout, customer creation from the admin order page, and seamless integration with billing and shipping phone fields.
- Custom Fields & Form Builder: Add custom fields such as text, date, dropdowns, checkboxes, and user role selectors to your signup forms. The built-in drag-and-drop builder allows for complete control over form layout.
- Multi-Factor Authentication (MFA): Support for 2FA and 3FA using OTP, email magic links, Google Authenticator (TOTP), hardware security keys (WebAuthn), and biometrics (Touch ID, Face ID).
- Social Login Integration: Users can sign in with Google, Facebook, Apple, Twitter, LinkedIn, and many other social platforms, further simplifying the registration process.
- OTP via WhatsApp & Email: In addition to SMS, OTPs can be delivered through WhatsApp Business API or email, giving users multiple verification options.
- GDPR Compliant: The plugin includes features to help you meet data protection regulations, including options to disable registration and manage user data.
- Auto-Detect Country Code: The login form automatically detects the user’s country code based on their IP address, improving the user experience for international audiences.
Who Is This For? Use Cases
E-Commerce Store Owners
For WooCommerce stores, reducing checkout friction is critical. Digits allows customers to verify their phone number during checkout, creating a faster, more secure purchase process. It also enables guest checkout phone verification and helps build a verified customer database for marketing and support.
Membership & Community Sites
Sites using BuddyPress, bbPress, or Ultimate Member can benefit from passwordless login. Members can join and participate without managing another password, increasing engagement and reducing support tickets related to forgotten credentials.
SaaS & Subscription Platforms
Subscription-based sites that require high user trust can use Digits’ multi-factor authentication to secure accounts. The ability to add hardware security keys or biometric login makes it suitable for platforms handling sensitive data.
Global Businesses & Agencies
With support for over 200 SMS gateways, Digits is ideal for businesses with an international customer base. Agencies can implement a consistent, phone-based login system across multiple client sites, simplifying user management and improving client retention.
Technical Details & Compatibility
Digits is built to work with the latest versions of WordPress and is compatible with major plugins including WooCommerce, BuddyPress, bbPress, and Elementor. The plugin supports both free and paid SMS gateways, with Firebase offering a free OTP option for initial testing or low-volume sites. It is fully responsive and works seamlessly on mobile devices, with features like auto-detect OTP for Android and iOS. The plugin is also compatible with WPML for multilingual sites and includes support for reCAPTCHA v2/v3, hCaptcha, and Cloudflare Turnstile for spam protection. Performance is optimized with reduced DOM loading and efficient session management. The developer, UnitedOver, provides regular updates, with major version releases occurring several times a year, ensuring ongoing compatibility and new features.
Pros and Cons
Pros
- High Conversion Rates: By removing email verification and passwords, the plugin significantly increases user sign-up and login completion rates.
- Exceptional Gateway Support: Over 200 SMS gateways and WhatsApp integration provide global coverage and cost flexibility.
- Strong Security Options: Multi-factor authentication, brute-force protection, and country-based blocking offer robust account security.
- Excellent WooCommerce Integration: Seamless phone verification at checkout and admin order creation streamline e-commerce workflows.
- Regular Updates & Active Development: The plugin is frequently updated with new features, gateway integrations, and security improvements.
- Value for Money: At $39.00, the plugin offers extensive functionality that would be costly to develop custom, making it a cost-effective solution for serious site owners.
Cons
- Dependency on SMS Gateway: The core functionality relies on a third-party SMS service, which may incur ongoing costs depending on the gateway and volume of messages.
- Setup Complexity for Some Gateways: While the plugin is user-friendly, configuring certain SMS gateways may require technical knowledge, such as obtaining API keys from the provider.
- Potential for User Privacy Concerns: Collecting phone numbers requires careful handling of user data and compliance with privacy regulations like GDPR, which the plugin supports but the site owner must implement.
Frequently Asked Questions
Is Digits compatible with the latest version of WooCommerce and BuddyPress?
Yes, the developer, UnitedOver, explicitly states that Digits is compatible with all the latest versions of BuddyPress, WooCommerce, and every other plugin. The plugin is actively maintained and updated to ensure compatibility with current WordPress and plugin releases.
Can I use a free SMS gateway with Digits, or do I need to pay for one?
Digits supports both free and paid SMS gateways. Firebase offers a free OTP option that can be used for testing or low-volume sites. For higher volumes or specific regional needs, you can choose from over 200 paid gateways, many of which offer competitive pricing.
What happens if a user changes their phone number after signing up with Digits?
Users can update their phone number from their account profile. The plugin includes an “Old Account Migrator” addon that helps users seamlessly transfer their account to a new phone number while maintaining their existing data and history.
Final Verdict
Digits : WordPress Mobile Phone Number OTP Signup and Login Form stands out as a comprehensive and highly effective solution for any WordPress site looking to modernize its user authentication. With over 8,100 sales and a consistent track record of updates from UnitedOver, the plugin has proven its reliability and value in the Envato marketplace. Its ability to eliminate password fatigue, support a vast array of global SMS gateways, and integrate deeply with WooCommerce makes it an indispensable tool for improving user experience and conversion rates. Whether you run a small blog or a large e-commerce store, the investment in Digits is quickly recouped through higher sign-up rates and reduced support overhead. If you are ready to offer your users a faster, more secure login experience, purchase Digits today and transform the way your audience interacts with your site.
