Official Website: Visit the official Duolingo website and check their promotions or pricing pages. They may announce any ongoing discounts or promotions there.

Newsletter Subscription: Sign up for the Duolingo newsletter if they offer one. Companies often share exclusive promotions or discounts with subscribers.

Social Media: Follow Duolingo on social media platforms like Twitter, Facebook, or Instagram. Companies sometimes share promotional codes or discounts with their followers here https://duolingopromocodes.com/duolingo-discount-code/.

Partnerships: Duolingo might have partnerships with other companies or organizations that offer discounts to their users. Check if there are any collaboration announcements.

Special Events: Keep an eye out for special events or holidays when companies often run promotions. Duolingo might offer discounts during these times.