process app for project management

Hello! I am looking to build a process app for my project management needs. I am looking for an app that will help me manage my tasks, promote collaboration among my team, and track time with precision and ease. For this process app, I need it to be compatible with existing applications so it can easily integrate into my workflow, plus I need it to be accessible and usable on mobile devices so that I can stay up to date on my projects no matter where I am. If this sounds like something that you can do, I'd love to hear from you!