We've tested a lot of different language learning apps, from Duolingo to Rosetta Stone. These are our top picks. Shelby Brown (she/her/hers) is an editor for CNET's services team. She covers tips ...

The popular app has well over 84 learners with a staggering 23 billion lessons ... to Duolingo, the 10 most popular languages for English speakers as of June 2024, include: Spanish – 45.6m ...