Amazon Try Amazon Kids+ (formerly FreeTime Unlimited) free for a whole month.

• After your trial, your subscription will renew at the regular price unless you cancel.
• For Prime members, a single child plan is just $2.99/mo. and a family plan (up to 4 children) is $6.99/mo. Without Prime, these plans are $4.99/mo. and $9.99/mo, respectively.
• 3-month and 1-year plans are also available.