GGB vs DUOL Comparison

Gerdau SA produces steel and steel products. The company operates in civil construction, agriculture, automotive, iron ore, exports, research and development, and home steel products sectors. It offers products such as nails, rebar, columns, billets, slabs, tribar tutors, mechanical construction bars, and reinforced steel locks. The company's geographical segment includes Brazil Operations; North America Operations; South America Operations as well as Special Steel Operations. It derives the majority of its revenue from the Brazil Operations segment.

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.