*** If you experience problem with the app, please send us feedback at [email protected] or in the feedback tab inside the app before leaving comments with rating, we will try our best to help you out with the issue(s), Thanks ***A cool calculator with cool backgrounds and click sound. The main theme is Pink with GelPink as bonus.The basic calculator is in portrait while the landscape is running scientific mode.Sound volume is adjustable. Tip Calculator is included and calculation and Tips can be noted.Keywords: cool calculator pink gel background theme skin sound