Comparison

온라인 세종학당 vs Bubblegum

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

온라인 세종학당

Learn Korean online anytime, anywhere with comprehensive courses and content. Engage in online learning activities and receive feedback from Korean instructors. Choose learning paths based on your level and interests.

Highlights
  • Korean language courses
  • Online learning activities
  • Instructor feedback
  • Course search and application
  • Learning management
  • Study material management
Features
Read full description

온라인 세종학당(App)은 언제 어디서나 온라인으로 한국어를 배울 수 있도록 세종학당 교육과정 및 콘텐츠를 제공합니다. 온라인 세종학당 한국어 선생님과 함께 한국어를 배워 보세요. 온라인상의 학습 활동에 참여하면 온라인 선생님의 피드백을 받을 수 있습니다. 온라인에 최적화된 교육 과정을 제공하며 학습자들의 수준 및 관심에 따라 선택적 학습이 가능합니다. 이용할 수 있는 주요 서비스는 다음과 같습니다. - 과정 검색 및 과정 신청 - 학습 관리(수강 및 학습 이력 관리) - 학습 참여(과제, 퀴즈, 평가 제출) - 학습 자료 관리(학습 교재 및 보조 자료) - 공지사항, 문의하기, 커뮤니티 관리 등 앱을 사용하신 후 평점과 리뷰를 작성해 주세요. 여러분의 피드백/제안 및 충고는 향후 앱 개발에 많은 도움이 될 것입니다.

About

Bubblegum

This app uses AI to create personalized Korean reading materials with inline translations and audio. It features an AI tutor for explanations and practice, and a unique review system that resurfaces saved vocabulary within new content. Track your progress with encouraging statistics.

Highlights
  • AI-generated personalized reading content
  • Inline translations and grammar explanations
  • Synchronized audio narration
  • AI Korean tutor chatbot
  • Regenerative vocabulary review
  • Progress tracking and statistics
Features
Read full description

Bubblegum makes learning languages feel clear and personal. Read lessons about what you love, tap any word for help without losing your place, hear natural audio, and see your saved words again right when you need them. Built by language learners for learners. Why learners choose Bubblegum: • Personal lessons: pick from thousands of ideas or write your own, and Poppy, your AI tutor, writes a reading at your level with natural audio in seconds. • Help on tap: see word meanings, grammar notes, and cultural context right inside the text. • Listen as you read: natural narration highlights each line in sync to train your ear. • Ask Poppy anything: get deeper explanations, extra practice, or answers about the language you are learning. • Keep words fresh: Regenerative Review™ brings the words you save back inside future lessons, so you never grind through endless flashcards. • Real momentum: friendly stats celebrate your study time and recent wins. No streaks, no guilt. Every language is taught in its own right: • English (American, British, Australian), Spanish (Spain, Latin America, Río de la Plata), French (France, Canada), and Portuguese (Brazil, Portugal). • Korean, with a course that teaches you to read Hangul. • Japanese, with hiragana, katakana, and kanji courses, plus furigana whenever you want it. • Chinese in Simplified or Traditional characters with Pinyin, and Cantonese with Jyutping and its six tones. • Vietnamese (Northern, Central, Southern) and Arabic (Modern Standard, Egyptian, Moroccan), in the variety you choose. • Indonesian, Malay, Filipino (Tagalog), Cebuano, and Thai, for warm everyday conversations. • Russian and Ukrainian, each with a course that teaches you to read Cyrillic. • German, Italian, Swedish, Danish, Norwegian, Dutch, Finnish, Bulgarian, and Macedonian, with grammar explained inside real sentences. • Turkish and Azerbaijani, with vowel harmony and word endings explained as you read. • Polish, Czech, Slovak, Slovenian, Hungarian, Croatian, Romanian, Albanian, Serbian, Belarusian, Lithuanian, Latvian, and Estonian, with endings explained where you meet them. • Welsh, Irish, Galician, Basque, Catalan, Swahili, Haitian Creole, Nigerian Pidgin, Javanese, Icelandic, Luxembourgish, Afrikaans, Uzbek, and Twi, each with natural audio and its own culture. • Toki Pona, a tiny language made for fun and simple ideas. Bubblegum stays proudly learner-first, learner-funded, and ad-free. Need a hand? Email support@bubblegum.la.

Screenshots

온라인 세종학당4 screens
Bubblegum4 screens

Verdict

The call

The clearest difference is in-app purchases: 온라인 세종학당 at none against Bubblegum's 10. 온라인 세종학당 also leads on review sentiment (100% vs 79%) and iOS requirement (13.0 vs 16.0). Bubblegum's advantage is update cadence (daily vs every 20 months) and ratings volume (167 vs 1). On price, rating, ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Bubblegum sells 10 in-app purchases, starting at $5.99 per 7 days. 온라인 세종학당 asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for 온라인 세종학당 against 4.9 for Bubblegum. That said, the two scores are not equally well evidenced: Bubblegum has 167 ratings behind it against 1, so its average is the more settled of the two. Written reviews are what separate them: 100% of 온라인 세종학당's written reviews are positive against 79% of Bubblegum's.

UpkeepUpdate frequency

온라인 세종학당 ships an update every 20 months, Bubblegum daily. The most recent releases landed on October 2, 2026 and October 14, 2026 respectively.

Scorecard6 real differences · 4 level
온라인 세종학당 versus Bubblegum: the parameters behind the verdict, then further details
Parameter온라인 세종학당Bubblegum
PriceFreeFree
Rating5.0 (1 ratings) — better4.9 (167 ratings)
Positive reviews100.0% of reviews — better78.9% of reviews
Number of ratings1167 — better
Update frequencyEvery 20 monthsDaily — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS13.0 — better16.0
Further details — not scored
Size6 MB183 MB
Age rating4+12+
DeveloperCopyright 2017 King Sejong Institude Foundation All right reservedBubblegum Languages

Customer experience

온라인 세종학당

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bubblegum

All ratings167 ratings
Positive97.6%
Neutral0.6%
Negative1.8%
Written reviews19 reviews
Positive78.9%
Neutral10.5%
Negative10.5%

In-app purchases

None

온라인 세종학당

No in-app purchases

10 purchases

Bubblegum

Subscriptions9
  • Bubblegum Pro Weekly Subscription7 Days trial$5.997 Days
  • Bubblegum Pro Monthly Subscription7 Days trial$13.991 Month
  • Bubblegum Plus Monthly Subscription$14.991 Month
Show 6 more
  • Bubblegum Pro Monthly Subscription$17.991 Month
  • Bubblegum Pro Annual Subscription3 Days trial$69.991 Year
  • Bubblegum Pro Annual Subscription7 Days trial$69.991 Year
  • Bubblegum Pro Annual Subscription$79.991 Year
  • Bubblegum Pro Annual Subscription1 Year trial$99.991 Year
  • Bubblegum Pro 6-Month Subscription7 Days trial$119.996 Months
One-time1
  • Founding Member$899.99

Questions

Is 온라인 세종학당 free?
온라인 세종학당 is free to download, with no in-app purchases.
Is Bubblegum free?
Bubblegum is free to download, with in-app purchases available.
Which has better reviews, 온라인 세종학당 or Bubblegum?
온라인 세종학당 is rated higher. 온라인 세종학당 averages 5.0 out of 5 from 1 ratings, while Bubblegum averages 4.9 from 167 ratings.
Do 온라인 세종학당 or Bubblegum have ads?
Neither 온라인 세종학당 nor Bubblegum shows ads.
Which is updated more often, 온라인 세종학당 or Bubblegum?
온라인 세종학당 ships an update every 20 months, and Bubblegum daily. Most recently, 온라인 세종학당 was updated on October 2, 2026 and Bubblegum on October 14, 2026.

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