Pulse SMS - Is there a limit to the number of devices that can be signed in to my account? May 19, 2023 14:32 No. You can sign in on as many devices as you want. Pulse SMS does not have a limit. Related articles Pulse SMS - What if I forgot my password or my email address, and I am unable to log in to my account? Pulse SMS - Does the app work with all browsers? Pulse SMS - I got a new phone or switched phones. What do I need to do? Pulse SMS - Troubleshooting Message Delivery Pulse SMS - Mobile and Web Status