Comparison

2Planner vs 걍공

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

Head to head
About

2Planner

Features
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Your own material, turned into study you can actually do. Upload a PDF, a lecture recording or a YouTube link. 2Planner breaks it into chapters, summarizes each one, and builds quizzes and flashcards from what it found. The loop · Chapter summaries you can question in chat · Quizzes and flashcards built from your own chapters · FSRS spaced review decides when each card comes back · Missed questions become notes that keep only the choices that misled you Also included · Handwriting, text boxes and memos on your PDFs — always free · Practice banks for USCIS civics, IRS SEE, FAA and citizenship tests · A study room where people studying today sit beside you · A pet that grows while you study Terms of Use: https://2planner.com/terms Privacy Policy: https://2planner.com/privacy

About

걍공

Features
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걍공으로 공부하면 뭐가 다를까요? 사진 한 장이면 끝! AI가 자동으로 플래시카드를 만들어 드립니다. 더 이상 문제를 일일이 타이핑하지 마세요. 스마트한 카드 생성 - 교재, 노트, 프린트물을 촬영하면 AI가 텍스트와 수식을 자동 인식 - 문제와 정답을 자동으로 분류하여 플래시카드 생성 - 손글씨도 인식 가능 (OCR 기술) 다양한 문제 유형 - O/X 퀴즈 - 빠른 개념 점검 - 객관식 - 시험 대비 연습 - 단답형 - 암기 학습에 최적 학습 통계 & 분석 - 정답률, 학습 횟수 자동 기록 - 취약 문제 자동 분류 - 복습 주기 알림으로 장기 기억 강화 체계적인 관리 - 세트별로 카드 정리 (과목, 단원별) - 카테고리와 태그로 세분화 - 북마크로 중요 문제 표시 크로스 플랫폼 동기화 - 스마트폰, 태블릿, PC에서 동일한 학습 경험 - 실시간 동기화로 어디서든 이어서 학습 - PC 데스크톱 앱에서 화면 캡처로 카드 생성 이런 분들께 추천해요 - 시험 준비 중인 학생 - 자격증 공부하는 직장인 - 외국어를 배우는 분 - 효율적인 암기 방법을 찾는 모든 분 무료로 시작하세요 기본 기능은 모두 무료! 지금 바로 다운로드하고 스마트한 학습을 경험해 보세요. 문의 및 피드백: support@kyanggong.com 웹사이트: https://kyanggong.com

Screenshots

2Planner3 screens
걍공4 screens

Verdict

The call

The clearest difference is in-app purchases: 걍공 at none against 2Planner's 6. 걍공 also leads on ads (none vs shown) and iOS requirement (12.0 vs 17.0). On price, update cadence 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. 2Planner sells 6 in-app purchases, starting at $3.99 per month. 걍공 asks for nothing beyond the download.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 10 days. The most recent releases landed on September 20, 2026 and September 18, 2026 respectively.

Scorecard3 real differences · 3 level
2Planner versus 걍공: the parameters behind the verdict, then further details
Parameter2Planner걍공
PriceFreeFree
Update frequencyEvery 10 daysEvery 10 days
AdsYesNo — better
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.012.0 — better
Further details — not scored
Size470 MB111 MB
Age rating4+4+
DeveloperJeongUn LeeYoungJin Kim

In-app purchases

6 purchases

2Planner

Subscriptions3
  • 클라우드7 Days trial$3.991 Month
  • 프로7 Days trial$7.991 Month
  • Premium 월간7 Days trial$14.991 Month
One-time3
  • AI 라이트 패키지$3.99
  • AI 1000회$9.99
  • AI 2000회$19.99
None

걍공

No in-app purchases

Questions

Is 2Planner free?
2Planner is free to download, with in-app purchases available.
Is 걍공 free?
걍공 is free to download, with no in-app purchases.
Do 2Planner or 걍공 have ads?
2Planner shows ads; 걍공 does not.
Which is updated more often, 2Planner or 걍공?
2Planner ships an update every 10 days, and 걍공 every 10 days. Most recently, 2Planner was updated on September 20, 2026 and 걍공 on September 18, 2026.

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