The reasons we require details like mobile number and password is for login purpose.
And the reasons why we require other details are for security purposes (used for security questions).
We require your details not to sell or send.
If for any reason you forget your password you will be asked security questions based on the details you sent to us.
E.g DOB (Date of Birth), NAME, COURSE, ETC.
And if the details are correct then you can log in.
We ask for access to contact so that you can contact us directly for help, info, etc.
It’s optional to allowing or giving access to the basic chemistry app.