Azure Account and Subscription

For your applications or business needs, you need to create an Azure account, and a subscription will be created for you.
After you've created an Azure account, you're free to create additional subscriptions.
For example, your company might use a single Azure account for your business and separate subscriptions for development, marketing, and sales departments.
After you've created an Azure subscription, you can start creating Azure resources within each subscription.

Create Azure Account

You can create account using

Azure free account includes:

Free access to popular Azure products for 12 months.
A credit to use for the first 30 days.
Access to more than 25 products that are always free. To sign up, you need a phone number, a credit card, and a Microsoft or GitHub account. The credit card information is used for identity verification only. You won't be charged for any services until you upgrade to a paid subscription.

The Azure free student account offer includes:

When you're doing Learn modules, a temporary subscription is created for you and added to your Azure account., which runs in an environment called the Sandbox.
This temporary subscription allows you to create Azure resources during a Learn module. - Learn automatically cleans up the temporary resources for you after you've completed the module.