Which language learning app's marketing campaign first achieved over 1 billion social media impressions in a single month with its 'Language Challenge' strategy?

The language learning and translation technology market has seen incredible innovation and growth over the past decade. Major companies have employed various marketing strategies to differentiate themselves in this competitive space. This poll tests your knowledge about a significant marketing campaign that changed how language technology was perceived by mainstream consumers.

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Duolingo with its 'Streak Society' campaign
Babbel with its 'Real-Life Conversations' initiative
Rosetta Stone's 'Fluency for the Future' program
Lingoda's 'Language Sprint' challenge