In my experience, apps for learning japanese is a hugely saturated niche because the venn diagram of people learning japanese and people who like building software is a circle

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posh_somme 5 days ago | parent [-]

Yeah, all in one apps are now getting built every other week

	▲	otherayden 4 days ago \| parent [-]
		I think it would be interesting to try this with another language though. Picking something like Russian or something obscure like Turkish could be a more undeserved segment