Use this link for the store....
LInk for the Apple Store by Apple or else payment will be asked for.https://appsto.re/gb/uV9xw.i
Tayasui Adult Colouring. iOS Game usually 79p. FREE for a limited time PLEASE NOTE, you MUST download it through the actual "Apple Store App" NOT App Store, download link ABOVE.
It's on the opening page of the Apple Store about half way down the page. Press the Iink then enter your App Store password, the Redeem code will then be supplied. Very Straight foreword.