Need some advice on my app.

Hello everyone, I am bootstrapping a scheduling app for small service orientated teams. Please have a look here and give me your opinion: main app: https://app.bzeeb.net/ landing page: https://bzeeb.net/ you can use the following email address and password to login : email: yakek90688@talmetry.com password: redalert3 I have also looked at some advertising avenues for the app. Any founders here who have advice on this and what add mechanism they used to launch.