app not show coret online and ofline .need api

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Hello, I have gone through your post very carefully and I am confident and exceed your expectations. I will complete your project within the allocated time with best of my efforts. I did lot of project using: Website Designing, Mobile Application, Photoshop, Web Services, Shopify, WordPress, Enterprise Application, PHP, JavaScript, Html, Android, IOS, Coding, udoo API, Banner Design, Website Design, Layout Design, Poster Design, Packaging Design, Logo Design, Info-Graphic, Design Brochure Design, Magazines Design, Power Point Presentations, Graphic Design, Label Design, Photoshop, Background Removal, Business Card Design, Cover Design, Advertisement Design, Illustrators, SEO, Magento, Article Writing, Data Entry etc. Waiting for your positive response, Thanks, Kundan

I have good knowledge in android app development. i have fully understand your requirement. your requirement"after 5 min your application shows offline ".my plan i) fix the problem in your application ii) test your application before deliver to client iii) deliver the project to client iv) inform the client to release the payment I have already worked in similar project to our project we can discuss more information through chat