Comparison

코드마스터 vs OpenScore

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

Head to head
About

코드마스터

Features
Read full description

피아노 코드를 체계적으로 배우고 싶은 분들을 위한 앱입니다. -코드 학습- 메이저, 마이너, 디미니쉬드 등 다양한 코드 구조와 건반 위치를 시각적으로 배우고 소리로 확인하세요. -코드 연습- 원하는 코드를 선택하고 건반을 직접 눌러 연습하세요. -출석 & 목표 관리- 매일 학습 목표를 설정하고 연속 출석을 이어가며 꾸준히 연습하세요. 코드마스터r와 함께 매일 한 걸음씩, 코드 실력을 쌓아보세요.

About

OpenScore

Features
Read full description

Open your sheet music and focus on playing. OpenScore brings score management, annotation, page turning, and practice tracking together in one app. From daily practice to stage preparation, open the music you need on iPhone and iPad. • Import PDFs and photos of your scores, or capture paper sheet music with the camera. Arrange your pieces into setlists so the music you need for practice and performance comes up in order. • Mark fingerings, expression, and tricky spots with freehand notes and the highlighter. Keep what you learned in your lesson and noticed while practicing right on the page. • Turn to the next page with a wink or a nod. Keep reading even while both hands are on the instrument. • Set your tempo with the metronome and record your playing. Listen back to find what to polish in your next session. • Check your practice time by piece and your daily history. Look back on the practice you've built up and shape a routine of your own. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

코드마스터4 screens
OpenScore4 screens

Verdict

The call

The clearest difference is in-app purchases: 코드마스터 at none against OpenScore's 2. OpenScore's advantage is iOS requirement (16.4 vs 26.2). On price, update cadence, 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. OpenScore sells 2 in-app purchases, starting at $12.99 per year. 코드마스터 asks for nothing beyond the download.

UpkeepUpdate frequency

코드마스터 ships an update weekly, OpenScore every 5 days. The most recent releases landed on October 13, 2026 and October 8, 2026 respectively.

Scorecard2 real differences · 4 level
코드마스터 versus OpenScore: the parameters behind the verdict, then further details
Parameter코드마스터OpenScore
PriceFreeFree
Update frequencyWeeklyEvery 5 days — better
AdsNoNo
In-app purchasesNo — betterYes
DevicesiPhone, iPadiPhone, iPad
Requires iOS26.216.4 — better
Further details — not scored
Size144 MB103 MB
Age rating4+4+
DeveloperDAEWON KIMNemo Studio (KR)

In-app purchases

None

코드마스터

No in-app purchases

2 purchases

OpenScore

Subscriptions1
  • Pro3 Days trial$12.991 Year
One-time1
  • Plus$19.99

Questions

Is 코드마스터 free?
코드마스터 is free to download, with no in-app purchases.
Is OpenScore free?
OpenScore is free to download, with in-app purchases available.
Do 코드마스터 or OpenScore have ads?
Neither 코드마스터 nor OpenScore shows ads.
Which is updated more often, 코드마스터 or OpenScore?
코드마스터 ships an update weekly, and OpenScore every 5 days. Most recently, 코드마스터 was updated on October 13, 2026 and OpenScore on October 8, 2026.

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