For the segment of people you're targeting, there is very little difference between $3 and $6 a month, let alone $3, $4, $5, and $6 a month. We're talking port

For the segment of people you're targeting, there is very little difference between $3 and $6 a month, let alone $3, $4, $5, and $6 a month. We're talking portions of a Starbucks coffee here. I'd focus on why you're different than the (already loved and highly used) existing options out there. Then I'd think about revamping the pricing to have each plan be more differentiated.