How much it will cost? I am learning on personal project
https://calculator.aws/#/
https://aws.amazon.com/free/
Also refer to the pricing data that each service that you will use.
while using it, monitor your cost in the aws web console.
Read up https://docs.aws.amazon.com/awsaccountbilling/latest/aboutv2/monitoring-costs.html
You can also set your cost limit in the web console so that you will be alerted should the cost surge up more than what you intended to pay
Read up at https://aws.amazon.com/getting-started/hands-on/control-your-costs-free-tier-budgets/
If you are just using basic services, for the first year, it is likely free for you unless you don’t know what you are doing and what you are using.
Have fun