Refining the existing mobile application

Employer
[no-member:pro]Leonid[/no-member:pro]
Project parameters
Type of cooperationOne-time project
SectionMobile app development
Prepaymentprepayment is possible
Payment methodsBank transfer
Acceptance of requestsfrom Jul 4, 2020 until Jul 19, 2020
Project description
Good day!!!! We need a mobile app developer. I need to update the mobile application, as I can not do it myself. I'll put the details on face-to-face. Thank you in advance.