Tap on “GET” to download and install it on your iPhone. First, head over to the App Store and search for the Signal app.Assuming you have a cell phone and phone number, here’s what you can do: You will need a valid phone number that you have access to in order to get started with Signal on your device, similar to WhatsApp and Telegram. How to Setup & Use Signal Messenger on iPhone Whatever the reason, if you’re looking at getting started with Signal on your iPhone, that’s what we’re going to focus on here. So perhaps you’re interested in Signal for privacy reasons, or as a cross-platform messenger option, or simply because it’s being more widely discussed at the moment for various reasons (including some users looking to switch from WhatsApp due to a privacy policy update there). The Signal app has been around for a couple of years and has gained popularity several times before, including after being mentioned in some popular media, on prominent podcasts, by the Edward Snowden, and more recently by Elon Musk recommending it on Twitter.

Signal 23 app