Yes, 成年人的涂色本 is completely free and it doesn't have any in-app purchases or subscriptions.
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成年人的涂色本 is free.
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This is a good app just needs a little work. More brush types and be able to adjust the colors to tint etc. It makes the picture more unique for shading etc. Then I will for sure give 5 stars. Thank you for when you say app is free you are not lying. Thank you
