Duolingo, the popular language-learning app, has become a household name in recent years with its gamified format that allows users to learn dozens of languages with ease. With over half a billion registered users, the app has proven to be a massive success since its launch in 2011, with over 10 million downloads in its first year alone.

One of the most satisfying aspects of using the app is the “ding” sound that plays when a user gets an answer right. It’s become something of an addiction for many language learners, and it’s easy to see why. The sound signifies progress, mastery, and achievement, and it’s this kind of positive reinforcement that has helped Duolingo become the go-to app for language learning.

But Duolingo isn’t content with just teaching languages. The company has already branched out into other areas of study, such as math, with its Duo’s math lessons. While less popular than its language lessons, the app offers a more comprehensive approach to learning math and has been downloaded around 200,000 times per month.

Now, Duolingo has set its sights on a new challenge: music education. It was recently discovered that the company is developing a spin-off music app, and has already begun hiring experts in music education and freelance music composers to join its small team.

It’s unclear what the purpose of the new music app will be, but it will likely face competition from existing music theory and composition apps like Trala and Corridor. Interestingly, Duolingo’s chief business officer is a major investor in Trala, which teaches virtual violin lessons, and Corridor has already been dubbed the “Duolingo for music” by some.

Despite the competition, Duolingo’s success with its language-learning system suggests that the company has the potential to make a significant impact in the music education space. The app’s gamified approach to learning, which has proven to be highly addictive, could translate well to music education, making it more accessible and enjoyable for people of all ages.

It’s still unclear what the app will look and sound like, but we can expect it to incorporate Duolingo’s signature game-like format and positive reinforcement system. Whether the app will teach people how to read music, play instruments, or something else entirely, only time will tell.

In the meantime, language learners can continue enjoying the satisfying “ding” of their Duolingo achievements, and look forward to potentially hitting all the right notes in their music education with the upcoming app.