DUOL vs BALL Comparison

Duolingo Inc is a technology company that develops a mobile learning platform to learn languages and is the top-grossing app in the Education category on both Google Play and the Apple App Store. Its products are powered by sophisticated data analytics and artificial intelligence and delivered with class art, animation, and design to make it easier for learners to stay motivated master new material, and achieve their learning goals. Its solutions include the Duolingo Language Learning App, Super Duolingo, Duolingo English Test: AI-Driven Language Assessment, Duolingo For Schools, Duolingo ABC, and Duolingo Math. It has four predominant sources of revenue; time-based subscriptions, in-app advertising placement by third parties, and the Duolingo English Test, and In-App Purchases.

Ball is the world's largest metal can manufacturer with market share over 30% in its three main regions (North America, Europe, and South America). The company is focused on increasing capacity amid a wave of new developed-market demand, while also investing in faster-growing emerging-market economies. Ball spun-off its glass jar business in 1993 and is now owned by Newell. The company reports three segments—beverage packaging, North and Central America (48% of 2024 revenue), beverage packaging, EMEA (29%), beverage packaging, South America (17%)—and it generated $12 billion in revenue in 2024.