SMS-based authentication using Rownd Sign-in Links is a secure and convenient method for users to sign in to their accounts on your website and mobile apps. This approach eliminates the need for passwords, instead sending a unique, one-time-use sign-in link directly to users’ mobile devices via SMS. By simply clicking on the link, users can securely access their accounts without having to remember any passwords.
Enhance SMS Link Trust with Custom DomainsUsing a custom domain for your SMS authentication links can significantly improve user trust and click-through rates. When users receive links that contain your own domain rather than a generic one, they’re more likely to perceive them as legitimate and click through.Learn more about setting up Custom Domains to create a more cohesive branded experience.
This authentication method offers several advantages, including ease of use for users and enhanced security. By leveraging users’ mobile devices for authentication, you can reduce the risk of password-related security breaches and ensure that only the authorized account holder has access to the account. Integrating SMS-based authentication with Rownd Sign-in Links is straightforward for developers, and the process is intuitive for users. This results in a streamlined authentication experience on your platform and a reduced barrier to entry for your users. By incorporating SMS-based authentication with Rownd Sign-in Links, you can offer a user-friendly and secure authentication option that promotes trust in your platform and safeguards user data.

​
When to use phone sign-in

There are few more powerful ways to bridge the computer-to-mobile gap than with SMS sign-in. Rownd utilizes powerful sign-up links that make it easy to verify a phone number without having to copy down annoying 4-8 digit passcodes. When paired with Rownd’s mobile download links, users can leverage SMS to download and sign-in to your mobile app in just a few taps.

​
Enabling SMS authentication

  1. Navigate to Sign-in methods in the Rownd dashboard.
  2. Toggle the switch for Phone number to the “on” position.
  3. Click Save.
There is an incremental cost to send SMS text messages. Most Rownd plans include a set number of messages per-month and a small surcharge for each message thereafter. Surcharges may vary based on the destination country / carrier.
SMS is disabled for free accounts by default. Get in touch with us if you’d like to enable it.