Use any Google SpreadSheet as Api/Database.

No Backend Code required.
API Endpoint : https://excel-db.herokuapp.com/
HOW TO USE
Use Google Sheets as Database/API - Saroj Subedi - Medium
We will be making a fully working API that can be used to get data out of a Google Spreadsheet without any coding. It will take you ~5 minutes, and you will not need to code anything. 3. Then Click ...
Demo
Simple GET Request Example
POST Request Example