20 Study Languages
Spanish, French, German, Japanese, Chinese, Korean, Arabic, Portuguese, and more. Full curriculum for each with native audio recordings.
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Ages 8+ learning system
Build fluency across 20 study languages
Guided AI practice, pronunciation grading, spaced repetition vocabulary, conversation simulations, and grammar journeys in one connected language path.
- No ads
- Learning time stays focused and commercial-free.
- Family view
- Parents can understand progress without digging.
- All ages
- Paths scale from early learning to advanced study.
Start with structure
Three clear ways into Koydo.
The footer and navigation can stay simple because deeper choices live on focused category pages. Families choose the door, then Koydo guides the details.
What stays consistent
Designed for learning routines, not clutter.
Koydo can support many subjects and ages without turning the page into a list of loose links. Each surface should explain the next useful step and leave the deeper catalog to dedicated pages.
Pronunciation Feedback
Speak into your device and get instant feedback on pronunciation accuracy. Compare your attempt side-by-side with native speakers.
Smart Flashcards
Spaced repetition flashcards that adapt to your memory patterns. Words you struggle with appear more often until they stick.
Related paths
More ways to keep going.
Ready when your learner is