Seattle-based Judge John Coughenour requested the firm to run the discount strategy for 12 months starting in January 2017.
It takes in the wake of convincing true blue activity by the US Federal Trade Commission (FTC).
However the FTC’s require a group refund of $25.6m (£20m) was rejected.
Judge Coughenour said the figure was “too high”, Reuters reported.
He in addition turned down Amazon’s ask for to offer repayment as blessing cards.
The choice of paying for additional substance inside versatile applications, for example, redirections and music stages was moved by Amazon and unmistakable stages in 2011.
Guardians whined that it was too much fundamental for young people, making it difficult to make buys, either out of the blue or without authorization, while playing entertainments.
The FTC pushed honest to goodness development in 2014.
“Precisely when Amazon well known in-application accuses for the Amazon App store in November 2011, there were no riddle key necessities of any sort on in-application charges, merging into children’s beguilements and different applications that eagerness to teenagers,” it said at the time.
It in like way gave the occasion of a distraction called Ice Age Village, in which youngsters could utilize free “oak seeds” or “coins” as cash yet meanwhile could buy a more imperative measure of them with honest to goodness exchange out a scene that was “evidently for all intents and purposes indistinguishable” to the unhindered business.
Since 2014, Amazon has changed how in-application buys are depicted in its application store and refined its authorization encounter.
In-application buys can be crippled completely with the affiliation’s parental control choices.
When it sued Amazon in 2014, the FTC likewise moved true blue activity against Apple and Google.
In free settlements Apple consented to refund clients more than $30m(£20m) and Google about $19m (£13m).
The judge ruled against Amazon in April 2016 and has now issued the refund arrange.