Cross platfrom Mobile app

Mobile application :
- user based access and permissions
- input expenses with items and dates ()
- input donations
-the manager is able to see all transaction
- each department is only able to see his own transactions only
- it needs to be as easy and friendly as possible
- side menu to navigate deposit and withdrawals and input a new transaction
- ability to edit the inputs
- IOS/android --> kotlin is advised
- in Arabic Language
- ready made template to fill in for inputs
- ability to export csv
- ech user need to belong to a department
- each transaction need to have timestamp , serialno , a predefined template whether it was deposit or withdrawal
kol user
- developer not to have access to the data
- developer not to be able to know who are we and what we do we need present this as accounting app for a small business

More details:

Is this project for business or personal use? For starting a new enterprise
What information should successful freelancers include in their application? Detailed project proposals
How soon do you need your project completed? Within a month