Comparison

OpenChart vs 코인연

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

Head to head
About

OpenChart

Features
Read full description

OpenChart helps you find coins on the move, compare prices across exchanges, and open charts instantly. Scan the market, spot what catches your attention, and take a closer look. - No sign-up required. - No wallet connection required. - No exchange API keys required. - No ads. Just the market, at a glance. Built for fast market monitoring. - Quickly scan the market for coins that are moving - Explore fast, responsive crypto charts - Compare prices for the same coin across exchanges with watchlists - Analyze charts with drawing tools and technical indicators - Get notified when prices reach your targets - Monitor prices with Home Screen widgets - Follow spot and futures market data across multiple exchanges OpenChart brings market discovery, price tracking, and chart analysis together, so you can go from finding a moving coin to understanding its chart in seconds. OpenChart is a read-only market data and charting application. It does not provide cryptocurrency trading, order placement, brokerage services, deposits, withdrawals, cryptocurrency custody, or exchange account connections. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://sites.google.com/view/linktrader-privacy-policy

About

코인연

Features
Read full description

코인연(演)은 암호화폐 투자에 필요한 데이터를 한곳에 모은 정보 플랫폼입니다. ■ 현물 ETF 자금 흐름 — 비트코인·이더리움 현물 ETF의 일일 순유입을 라이브로 ■ 고래타점 — 대형 고래들의 포지션 상황을 차트에서 실시간으로 ■ 슈퍼차트 — AI 트레이딩 지표와 종목별 스마트머니 포지션을 한눈에 ■ 청산맵 — 통합 6개 거래소의 포지션 청산 히트맵 ■ 파이어차트 — 6거래소 합산 주문 히트맵 + 실시간 통합 오더북 ■ 고래추적 — 고래 지갑의 자산·포지션·매매 내역 ■ 김프·경제 캘린더·공포탐욕지수·롱숏클럽 커뮤니티. 참고용 정보이며, 투자 권유가 아닙니다. 투자 판단과 책임은 본인에게 있습니다. 본 앱은 거래소가 아니며, 오직 정보만을 다룹니다. 코인 매매·입출금 기능이 없습니다.

Screenshots

OpenChart4 screens
코인연4 screens

Verdict

The call

The clearest difference is in-app purchases: 코인연 at none against OpenChart's 2. 코인연 also leads on iOS requirement (15.0 vs 17.0). OpenChart's advantage is update cadence (every 3 days vs weekly). On price, 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. OpenChart sells 2 in-app purchases, starting at $3.99 per month. 코인연 asks for nothing beyond the download.

UpkeepUpdate frequency

OpenChart ships an update every 3 days, 코인연 weekly. The most recent releases landed on October 25, 2026 and October 21, 2026 respectively.

Scorecard3 real differences · 4 level
OpenChart versus 코인연: the parameters behind the verdict, then further details
ParameterOpenChart코인연
PriceFreeFree
Positive reviews—66.7% of reviews
Update frequencyEvery 3 days — betterWeekly
AdsNoNo
In-app purchasesYesNo — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size72 MB20 MB
Age rating4+4+
Developeryounghyun choiJINHOON LEE

In-app purchases

2 purchases

OpenChart

Subscriptions2
  • OpenChart PRO$3.991 Month
  • OpenChart Pro Yearly$29.991 Year
None

코인연

No in-app purchases

Questions

Is OpenChart free?
OpenChart is free to download, with in-app purchases available.
Is 코인연 free?
코인연 is free to download, with no in-app purchases.
Do OpenChart or 코인연 have ads?
Neither OpenChart nor 코인연 shows ads.
Which is updated more often, OpenChart or 코인연?
OpenChart ships an update every 3 days, and 코인연 weekly. Most recently, OpenChart was updated on October 25, 2026 and 코인연 on October 21, 2026.

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