Are there any costs when downloading apps from App Store?
how much do I owe Apple when I sign in to Apple to download an app?
[Re-Titled by Moderator]
how much do I owe Apple when I sign in to Apple to download an app?
[Re-Titled by Moderator]
If any of the six options listed below is true, selecting "None" as a payment method won't appear, and you cannot remove an expired or lost card. In such cases, providing billing information is mandatory.
The "None" option will not appear...

If you can't download, make purchases, or update apps, including free apps, you must update your payment method or add a new one. If you verified that a payment method is available in your country or region and you're still having trouble, learn more.

Nothing gets charged for Free App Downloads.
Nothing will be deducted from the Payment Method unless a purchase is made.
Manage App Store purchases, settings, and restrictions on ...
Nothing.
Are there any costs when downloading apps from App Store?