Interesting — I have used Duolingo but didn't turn on notifications, same as for pretty much every app I install. Also, I think they allow you to "freeze" your

Interesting — I have used Duolingo but didn't turn on notifications, same as for pretty much every app I install. Also, I think they allow you to "freeze" your streak now in case you're going to be traveling or off-grid. That takes away some of the urgency of keeping your streak going by using the app every day.