Pulse SMS - Is there a limit to the number of devices that can be signed in to my account? October 07, 2021 20:04 Updated No. You can sign in on as many devices as you want. Pulse does not have a limit. Related articles Pulse SMS - What if I forgot my password or my email and I am unable to log in to my account? Pulse SMS - I got a new phone or switched phones. What do I need to do? Pulse SMS is displaying the wrong subscription. Pulse SMS - I upgraded to the lifetime membership, why am I continuing to be charged for the subscription? Pulse SMS - Can I use multi-select more than one conversation or message at a time?