Stembolt Amazon Music Unlimited Joins the Chorus of Price Hikes At $1 to $3 A Month More Starting soon, Prime members will see their monthly subscription fee for Amazon Music Unlimited rise by $1 to $10.99 per month, or $109.99 annually. Non-Prime members will face a similar $1 increase, bringing their monthly cost to $11.99. The Unlimited Family Plan will experience a more significant jump, rising by $3 to $19.99 per month, or $199 annually.