Are you a Coinbase user but you had lost access to your trading account and looking to regain access to your new iPhone? Regaining access to your Coinbase Login account on a new iPhone is easy and quick. But there are a few requirements that you need to full fill in case you are looking to do so. You may be asked to download and install the Coinbase mobile app on your iPhone or you can use a browser as well to access your account on your new iPhone.