Education · iOS
Learn Korean & Study Hangul
by PLANB LABS OU






Learn Korean and Study Hangul, built by PLANB LABS OU and running since 2017, takes a picture-first approach to Korean vocabulary. Sessions are capped at five minutes by default, and every word is paired with an illustration rather than a translation, pushing learners to build direct visual associations. At 207 MB it is a reasonably lean install, and a December 2024 update signals the app is still actively maintained. The 4.8 store rating from 24,000 reviewers suggests real user satisfaction, though the paywall shape matters a lot here.
The Five-Minute Hook
Capping daily practice at five minutes sounds like a gimmick, but in practice it removes the single biggest barrier to consistency: the feeling that you do not have enough time. Picking up the app on a packed commute feels genuinely low-stakes. The illustrated, translation-free format means your brain works to attach meaning directly to an image, which is a legitimate memory technique rather than just a design flourish.
Where the Formula Gets Tight
The five-minute limit is also the app's main friction point. Once you are in a groove, being cut off mid-session feels punishing rather than motivating, and extending time almost certainly sits behind a subscription. The approach is strong for nouns and concrete vocabulary but thinner for grammar, sentence structure, and reading Hangul in context, so serious learners will hit a ceiling and need a supplementary resource.
Who Actually Gets Value Here
Absolute beginners who want a painless daily habit will get the most out of this app. The visual-only method is particularly well suited to people who bounced off flashcard apps that rely on rote translation. Korean heritage learners refreshing forgotten words could also find the illustrated format a natural fit. Students aiming for conversational fluency or TOPIK preparation will need more than Drops can offer on its own.
Pros
- Illustrated, translation-free word associations support faster recall
- Five-minute sessions make daily consistency genuinely achievable
- Strong store reputation backed by a large 24,000-rating sample
- Regular updates, most recently December 2024, indicate active development
- Zero reading ability required to start, lowering the entry barrier considerably
Cons
- Hard session time cap becomes frustrating once motivation is high
- Grammar and sentence construction are not meaningfully covered
- Core extended features are almost certainly locked behind a subscription
- 207 MB install is noticeable for an app centered on vocabulary drills
- Progress depth is limited for anyone past the beginner stage