Hello and welcome to Apple Support Communities, GumballWaterson!
We understand you want to know how allow your children to download free apps without having to enter their password. We'd be happy to provide information to help you understand what can be done.
Keep in mind, once you set your child's age, it can't be changed later: Family Sharing and Apple ID for your child
"iPhone, iPad, or iPod touch
- Go to Settings > [your name] > Family Sharing > Add Family Member > Create a Child Account > Next.
- Enter your child's birthday and tap Next. Be sure to enter the correct date — you can't change it later.
- Review the Parent Privacy Disclosure and tap Agree.
- Enter the requested information for your payment method and tap Next. If you don't have a payment method on file, you need to add one.
- Enter your child's name, tap Next, then create their Apple ID (username@icloud.com) and tap Next. Tap Create.
- Follow the onscreen instructions to set a password, choose security questions, and set up your child's account. Choose passwords and security questions that you can both remember.
- Turn on Ask to Buy to approve all iTunes Store, Apple Books, and App Store purchases initiated by your child. You are responsible for all charges to your account. Tap Next.
- Review the Terms and Conditions. Tap Agree.
You can set Ask to Buy which will allow you to approve the downloads: Approve what kids buy with Ask to Buy
Have a great day!