SMS/OTP verification and Notification for all forms via Twilio or MSG91. So user can't submit form without verifying mobile number.
As of April 2026, Orion SMS OTP Verification. is a WordPress msg91 plugin with 200 active installations and a 4.8/5 rating from 119 reviews. It has been downloaded 40K+ times in total. Requires WordPress 4.6+ and PHP 5.2.4+. Available on WordPress.org since 2018. Recently updated within the last 3 months. Top alternative: MSG91 for WooCommerce.
This plugin allows you to verify mobile number by sending a one time OTP to the user entered mobile number.
You can verify mobile number on Contact form 7 and any registration form. It will not allow the form to be submitted before completing the OTP verification.
This plugin gives you an option to choose between two third party APIs:
1-MSG91: You can choose MSG91 API to send messages ( https://msg91.com ). All you have to do is get your auth key from MSG91 to send messages from the below link:
MSG91 SignUp
2-Twilio: It can use TWILIO API to send messages ( https://www.twilio.com/ ). All you have to do is get your api key from TWILIO to send messages from the below link:
Twilio
User registration verification via 2FA (two-factor authentication) verification SMS
This plugin…
| WordPress | 4.6+ requiredTested up to 6.9.4 |
| PHP | 5.2.4+ required |
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.