Duolingo does have grammar lessons, they cover the parts of speech, rules, exceptions and interesting notes.
You actually have to click the grammar notes for each lesson, and many people skip it. Still it’s up the user, not sure why this myth persists.
The best subscription model I have seen
allows you to use a specific version of software without an active subscription
If you don’t need an active subscription, how is this a subscription model?
Duolingo does have grammar lessons, they cover the parts of speech, rules, exceptions and interesting notes.
You actually have to click the grammar notes for each lesson, and many people skip it. Still it’s up the user, not sure why this myth persists.