4 weeks $4.99
$1.25/week
buy package
26 weeks $23.99
$0.92/week
buy package
52 weeks $35.99
$0.69/week
buy package

You can split your purchase to any Instagram accounts number and credit any amount to each, e.g. you can buy 52 weeks, and split 10 weeks to one account, 5 weeks to another and all the rest 37 accounts can get 1 week each.