Issue
You’d like to begin using paid resources but are unsure where to upgrade your current dynos.
Resolution
In order to begin using paid resources with Heroku, you will first need to verify your account with a valid credit card.
https://devcenter.heroku.com/articles/account-verification
Upgrading from Free Resources
Once you have added your card, you'll be able to upgrade and scale your dyno formation and provision Heroku Add-ons. We've selected a few articles from our Dev Center to help guide you through the process of installing and scaling paid resources with Heroku:
If you accidentally select the wrong dyno, you can always downgrade immediately. All credit card billing on Heroku is pro-rated to the second. As an example, a $25/month dyno is approximately $0.00001/second.
For more details, please see our Usage & Billing documentation:
https://devcenter.heroku.com/articles/usage-and-billing
Heroku Pricing
You can also experiment with the pricing of your selections by using our interactive pricing page to help predict costs: https://www.heroku.com/pricing
The pricing page will allow you to view different options available for the amount and type of dynos, Add-ons, databases, and support levels available with Heroku. As you select from each of these options on the pricing page, you will see the top-right area update with the pricing estimate based on your selections.