self-paced-learning
(5)
Full Time Filmmaker: The student bought the school.
Parker Walbeck built an online school for people who wanted to make a living with a camera. Then a former student took over - and inherited the harder lesson of keeping a creator business running.
ISSEN
ISSEN is an AI voice tutor for language learning. Built by Y Combinator Fall 2024 founders Mariano Sorgente and Anton Apostolatos, the app holds free-flowing spoken conversations in 50+ languages, adapts to a learner's level and interests, and lets users tune the tutor's speaking speed, patience, and accent. It targets intermediate-to-advanced self-study learners who want real conversation practice without booking a human teacher, and runs on a B2C subscription across web, iOS, and Android.
Numerade
Numerade is a Pasadena-based education technology company that turns dense STEM textbooks into short, step-by-step video lessons and an AI tutor named Ace. Founded in 2018 by Nhon Ma and Alex Lee, the platform pairs a network of expert educators with machine learning to give students affordable, on-demand help in math, science, and test prep - aiming to put a tutor in the pocket of any learner who could never afford one.
Babbel
Babbel is a Berlin-based language learning company that teaches 14 languages through short, expert-designed lessons built for real-life conversation. Founded in 2007 and operated under the legal name Lesson Nine GmbH, it pioneered the paid subscription model for language apps and has sold tens of millions of subscriptions worldwide. Its lessons - typically 10 to 15 minutes - are written by linguists rather than crowdsourced or generated, and the company has layered in speech recognition and AI speaking practice while keeping human-designed pedagogy at the center.
Imprint
Imprint is a New York based education company behind a visual microlearning app that turns dense subjects - psychology, philosophy, history, finance, science - into illustrated, bite-sized lessons you can finish in under 10 minutes a day. Built by mobile entertainment veteran Daniel Terry and developed under the legal entity Polywise, Inc., the app pairs original animation with daily quizzes and visual guides to bestselling nonfiction books. It became one of the highest grossing and most decorated learning apps, winning Google Play's Best App of 2023 and earning Apple Editors' Choice recognition.