Founder here. Note: This is spaced repetition. I bootstrapped this over the past 1 1/2 years. A few key differences: - A central DB (it has over 1.8M flash cards) which anybody can edit. Card owner can accept/reject the change request. - Courses are just references to flash cards, nothing else. - You decide what you want to learn "Display me field X,Y,Z and prompt me to enter field 'A'. You can choose any field/audio…
Hopefully my use case is useful to you. I'm a heavy user of Duolingo. Been trying to teach myself Russian for the past 2-3 years. Almost use it on daily bases (I have missed a few days here and there by accident or when I had no connection). Usually my repeat usage is anywhere from 20 days to now 143 consecutive days. My biggest frustration with Duolingo (Russian language) is that none of the grammar rules are explai…
I'm not affiliated with them in any way but with the number of people I've convinced to use it, I should be getting commission.