Any one can explain me the monthly or yearly costs of App Engine to host TinyWeb DB
Not difficult to google this with
google cloud app engine pricing....
I saw this, but i need as estimate monthly charges as I don't know how to calculate
We do not know your instance class, or anything about how your tinywebDB will be used.
Surely, firebase realtime database free plan will fulfil most of your requirements ?
Create a chat app for a business below 100 people?
chat app with tinyWebDb?
CloudDB or Firebase or MySQL (or combination 2 of them) is best choice.