The estimation of time certainly depends on many factors like the scope of the project, technology, number of resources, customization, integrated features, and also the required functionalities. Ideally, it takes to some weeks to months to build any application from scratch.
Yes, we do offer design-based services for your custom Angular app development. If it is to build from scratch – wireframes, and frameworks everything in a pixel-perfect shape.
If you have outsourced your Angular development project to us, you can always alter the scope of work during the development phase. But then, you must know that this will affect the overall development speed, sprint deadlines, and time of delivery too.
After deployment of the project, the complete authority of the code goes to the business owner. They have all the rights to modify codes or make improvements to your developed applications.