need similer app with same function of khata book app

Hi, Please help us know complete project details. We are able to build and manage the complete development. We are offering more than 5 years of experience in building, integrating, maintaining and testing Android applications. And have developed 8+ fully functional applications for Android devices. Our portfolio : Go-Jek : it is like an Uber in Indonesia. It's award-winning app is Indonesia's best time saver. In-one app Go-Jek offers all the transportation, delivery, lifestyle and payment services that need to live the life with ease. Hippily : is is a gorgeous fashion shopping application for India, dedicated to helping users find what's new in online shopping. Hippily helps you to be fashionable and stylish. Hippily has good features and animations. The products are being divided on basis of categories, looks and collections. Checkout method options like paytm, credit / debit card, net banking etc. Changed code architecture, implemented new features and designs, added animations etc. Boomy : it's is an application that provides the facility of making national and international calls with the Teleconnect Calling Cards. Developed this application from scratch using material design and some animations. Asset Vantage : it is an application to monitor and record the investments, wealth and finances. Developed this application from scratch. In this application the attraction is the data representation using graphs and tables. Looking forward to your valuable resp.