Opis Knowledge Apps - All In One

One place App for all Knowledge sharing apps.
You can go through all knowledge sharing platforms here.
Featured platforms:
Quora
reddit
medium
curiosity
howstuffworks
scientificamerican
stack exchange
ehow
wiki how
verywell
the spruce
the balance
investopedia
Life wire
tripsavvy
ifixit
duolingo
fluther
brilliant
lifehacker
futurism
the economist
Mix
brightside
sputniknews
instructables
bukisa
howcast
thoughtco
wikipedia
gohighbrow
TED
feedly
Quizlet
tacitkey
infobarrel