How long does it actually take to create an app like Duolingo?

The development timeline can vary a lot depending on what specific features you want to include. Building the actual app is just the tip of the iceberg. You need to invest time in creating quality content, marketing, and ensuring everything runs smoothly for users, which can take years to perfect.

Creating a polished version with limited features for a smaller audience might only take a month or two. But if you plan to scale it up and handle millions of users, you could easily stretch that time to several years.

Realistically? You could spend a few hours building a simple vocabulary-learning app, but replicating Duolingo, with all its content and features, could take several years. It’s a much bigger project than just coding the interface.

It’s a big question! If you’re considering infrastructure for scalability, uplifts in times required can be massive—think anywhere from 6 months to even 10 years, depending on how expansive you want your app to be!

Start with just one feature of Duolingo. Maybe focus on showing random words and their translations first. It's a manageable project for beginners, and you can build on it bit by bit as you gain more experience.