YouGlish

youglish.com

My app just reached 100k in total revenue, and it’s growing (mostly organically). Revenue for the last month is approaching 12k, so 2025’s yearly revenue will easily exceed 100k as well. Not a unicorn yet, but fuck yeah, it’s profitable and it’s the most important thing I have done in my life. So this post is to celebrate, share my experience, and make it useful for my fellow solo hackers. Why I Built It The app itself is a language-learning app and it’s a textbook example of doing something you would buy yourself if it existed. I am a polyglot, and I love learning languages. All my adult life I’ve been in a constant process of learning a foreign language - brushing up my French or Spanish, refreshing my Polish, dabbling into Japanese and Mandarin, or speedrunning Slovak to actually use it in Slovakia. If anyone is interested in the method itself, it’s a speech-centric approach based on the comprehensible input hypothesis, the comprehensible output hypothesis, and spaced repetition for memorization: in more detail After years of learning, I had my learning approach sharpened and polished: a simple strategy to go from zero to conversational in a foreign language fast and with con...