Bubblegum vs TOPIK Plus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- AI-generated personalized reading content
- Inline translations and grammar explanations
- Synchronized audio narration
- AI Korean tutor chatbot
- Regenerative vocabulary review
- Progress tracking and statistics
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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, Hausa, Ilocano, Maltese, Māori, Somali, Yoruba, 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.
TOPIK Plus
Master Korean vocabulary and grammar with spaced repetition and integrated past exam questions. Track your progress and build a personalized study plan to retain what you learn.
- Spaced repetition for vocabulary retention
- TOPIK past exam questions with explanations
- Vocabulary organized by Korean level
- Native Korean pronunciation audio
- Learning progress tracking
- Personalized study plan recommendations
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Korean learning, optimized — TOPIK Plus Build lasting memory from Korean vocabulary to TOPIK past exam questions. ■ A strong foundation, tailored to your Korean level Essential Korean vocabulary and TOPIK past exam questions are organized by level. Learn naturally through repeated practice with example sentences and native Korean pronunciation. ■ Automatically review words before you forget them TOPIK Plus keeps track of the words you're starting to forget. Based on the forgetting curve, reviews are automatically scheduled at the optimal time, so the Korean words you learn today stay with you over time. ■ Seamlessly connected to TOPIK past exam questions Check the correct answer, explanation, and detailed information on the words used in each passage with a single tap. Build your vocabulary naturally while working through past exam questions. ■ Track your learning progress See the words you studied each day and your daily study time, as well as the total words you've learned and the words you've moved into long-term memory. Use your learning stats to see your progress and build a study plan that works for you. ■ Everything you need to learn Korean, all in one place TOPIK Plus keeps getting better every day. Spend less time on things that don't matter and focus on learning Korean. TOPIK Plus is here to support you every step of the way. App inquiries or suggestions: help.topikplus@mizuvt.com
Screenshots
Verdict
The clearest difference is in-app purchases: TOPIK Plus at none against Bubblegum's 10. Bubblegum's advantage is ads (none vs shown) and ratings volume (168 vs 2). On price, rating, update cadence and monetization model 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
Both are free to download. Bubblegum sells 10 in-app purchases, starting at $5.99 per 7 days. TOPIK Plus asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 4.9 for Bubblegum against 5.0 for TOPIK Plus. That said, the two scores are not equally well evidenced: Bubblegum has 168 ratings behind it against 2, so its average is the more settled of the two.
Bubblegum ships an update daily, TOPIK Plus every 2 days. The most recent releases landed on October 20, 2026 and October 8, 2026 respectively.
| Parameter | Bubblegum | TOPIK Plus |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (168 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 78.9% of reviews | — |
| Number of ratings | 168 — better | 2 |
| Update frequency | Daily — better | Every 2 days |
| Ads | No — better | Yes |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 185 MB | 1.2 GB |
| Age rating | 12+ | 4+ |
| Developer | Bubblegum Languages | mizu |
Customer experience
Bubblegum
TOPIK Plus
In-app purchases
Bubblegum
- 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
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- 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
- Founding Member$899.99
TOPIK Plus
No in-app purchases








