Comparison

QR Code vs 큐알조아 (QRJOA)

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

Head to head

QR Code

Simple QR Scanner

Free

🔧 Utilities

★ 1.01 ratingsView app →

About

QR Code

This utility app automatically saves a history of all scanned QR codes. It requires camera permissions to function correctly.

Highlights

Scan QR codes
Save scan history
Requires camera permission

Features

Read full description

If the camera does not appear, please allow the camera permission in the settings. - Save scan history A record of the scanned QR code is automatically saved.

About

큐알조아 (QRJOA)

Features

Read full description

큐알코드를 스캔하고 저장해 보세요. 쓰기쉬운 큐알코드 스캐너 경험해 보세요. 정말 빠르고 안전한 QR코드 스캐너! 모든 QR코드를 스캔하세요! QR코드 스캐너중 가장 뛰어난 기능 탑재와 간편하고 쉬운 사용법 - 큐알조아(QR JOA) 스캐너입니다. ▣특징 간편하고 쉬운 사용법 가장 빠른 스캔가능 스캔시 기록 저장 및 삭제 메모 까지 가능 즐겨찾기 가능 갤러리에 저장된 QR코드 스캔 가능 카메라 회전 가능 어두운 곳에서도 플래쉬로 스캔 가능 최고의 QR JOA(큐알조아) 스캐너를 무료로 사용해 보십시오! 모든 큐알 코드를 가장 빠르고 정확하게 스캔할 수 있습니다. # 큐알코드 스캐너, 큐알코드 인식, 큐알조아, 스캐너, 스캔, 리더기, QR CODE

Screenshots

QR Code4 screens

큐알조아 (QRJOA)1 screens

Verdict

The call

The clearest difference is update cadence: QR Code at monthly against 큐알조아 (QRJOA)'s every 6 months. 큐알조아 (QRJOA)'s advantage is iOS requirement (11.0 vs 16.4). On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

QR Code ships an update monthly, 큐알조아 (QRJOA) every 6 months. The most recent releases landed on October 7, 2026 and October 16, 2026 respectively.

Scorecard2 real differences · 7 level

QR Code versus 큐알조아 (QRJOA): the parameters behind the verdict, then further details
Parameter	QR Code	큐알조아 (QRJOA)
Price	Free	Free
Rating	1.0 (1 ratings) — better	—
Number of ratings	1 — better	—
Update frequency	Monthly — better	Every 6 months
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone	iPhone, iPod — better
Requires iOS	16.4	11.0 — better
Further details — not scored
Size	36 MB	54 MB
Age rating	4+	4+
Developer	HoJin Lee	soohan bae

In-app purchases

None

QR Code

No in-app purchases

None

큐알조아 (QRJOA)

No in-app purchases

Questions

Is QR Code free?

QR Code is free to download, with no in-app purchases.

Is 큐알조아 (QRJOA) free?

큐알조아 (QRJOA) is free to download, with no in-app purchases.

Do QR Code or 큐알조아 (QRJOA) have ads?

Neither QR Code nor 큐알조아 (QRJOA) shows ads.

Which is updated more often, QR Code or 큐알조아 (QRJOA)?

QR Code ships an update monthly, and 큐알조아 (QRJOA) every 6 months. Most recently, QR Code was updated on October 7, 2026 and 큐알조아 (QRJOA) on October 16, 2026.