Really great app
Nice graphics, good learning app
Yes, What's Diff 3 is completely free and it doesn't have any in-app purchases or subscriptions.
Not enough reviews to make a reliable assessment. The app needs more user feedback.
What's Diff 3 is free.
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Nice graphics, good learning app
It is challenging for a 3 year old.
Great app, but I felt like did not get good value for the money. My four yr completed all games in 10 minutes.