Hi, Can I develop and create an app on Thunkable absolutely free. Is this app free later.
Welcome to Thunkable!!
Reference this: Pricing (thunkable.com)
If you are looking to make an app free to download on the App stores, that within the app store developer and not Thunkable.
Hi @nfarahmon58t3w, welcome to Thunkable! 
Be sure to check out our posts about How to ask Great Questions v2.0 and our Community Guidelines as you get started.
You can absolutely get started and create an app on Thunkable for free. Go ahead and take a look at our pricing page here to see what our memberships offer as well!