With Chemcels Mobile Check Deposit App you can safely and securely make a deposit to your accounts anytime, anywhere. Our mobile check deposit app is FREE and allows you to: Process a deposit into your Chemcel FCU checking account View mobile check deposit history Contact our Customer Service Share our app with friends and family If you are already a Chemcel FCU member, simply download the app from the Apple Store, register with your member number, and begin your deposit. Please call Chemcel FCU with any questions at. Security-- Security is our priority. Rest assured that your personal information is kept safe! Contact Us-- You can contact us at (361) 584-6246, if you have any questions about the Chemcel FCU Mobile Check Deposit App.