Comparison

QR Code · Barcode Reader&Maker vs mchain

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

Head to head
About

QR Code · Barcode Reader&Maker

Easily scan and generate QR codes and barcodes for various purposes, from accessing menus and WiFi to sharing contact information. Organize your scan and creation history with custom folders and export data for further use.

Highlights
  • Scan QR codes and barcodes from camera or photos
  • Create custom QR codes for URLs, WiFi, VCards, and more
  • Support for numerous code formats
  • Organize scan/creation history with folders
  • Export history as CSV files
  • Ad-free experience
Features
Read full description

Easily scan QR codes and barcodes, create QR codes, and organize all your codes in one place. Whether you're scanning a restaurant menu, connecting to WiFi, managing inventory, or sharing contact information, this app gives you a simple and powerful way to scan codes, create QR codes, and manage your code collection. Enjoy a clean, ad-free experience with everything you need to scan, create, organize, and export codes in one place. Powerful Scanning Capabilities ● Quickly scan QR codes and barcodes using your camera. Instantly access information from websites, WiFi networks, contacts, events, and more. ● Scan code images directly from your photo library, making it easy to retrieve information from saved screenshots or pictures. ● Supports a wide range of barcode and QR code formats, including QR Code, Aztec, Data Matrix, Micro PDF417, Micro QR, PDF417, Codabar, Code 39, Code 39 Mod 43, Code 93, Code 128, EAN-8, EAN-13, GS1 DataBar, GS1 DataBar Limited, GS1 DataBar Expanded, Interleaved 2 of 5, ITF-14, UPC-E, and many more. Create and Share QR Codes ● Create custom QR codes for websites, WiFi connections, events, contacts (vCard), and other useful information. ● Share your created codes instantly with friends, colleagues, or customers. Organize Your Code History ● Keep your scanned and created codes saved and organized in one place. Create folders to categorize codes by projects, events, business needs, or personal use. ● Easily find important codes whenever you need them, whether it's a WiFi sharing code, inventory label, event invitation, or saved website. ● Export your scan and creation history as CSV files and open them with spreadsheet apps like Excel or Numbers. Simple and Intuitive Design ● Enjoy a clean and easy-to-use interface designed for both beginners and advanced users. ● No ads, no distractions. Focus on scanning, creating, and managing your codes with a smooth and uninterrupted experience. Whether you need a QR scanner for everyday use, a barcode tool for your business, or a simple way to organize your codes, this app provides everything you need for a fast and reliable experience. Download now and unlock the full potential of QR codes and barcodes with fast scanning, easy creation, and smart organization tools. If you have any questions or feedback, contact us at steveyang2010@qq.com. We’re always working to make the app better.

About

mchain

Features
Read full description

mchain 모바일 앱은 의약품 재고관리앱입니다. ■ 주요 기능 1) 재고관리 : 입고, 출고, 소분, 이동, 조정을 할수 있습니다. 2) 제품 : 제품을 등록할수 있습니다. 3) 재고 : 재고를 한번에 확인가능하며 일괄 선택이 가능합니다. 4) 이력 : 입출고 이력을 확인합니다. 5) 설정 : 장소, 거래처, 개인정보 수정이 가능합니다. [접근 권한 안내] mchain 모바일앱은 고품질의 서비스 제공을 위해 아래와 같은 권한에 접근하며, 액세스 권한을 통해 취득한 모든 정보는 암호화를 통해 보안을 유지하고 서비스 제공 외의 목적으로 이용되지 않습니다. 1) 카메라 - QR코드 인식 2) 위치 - 정확한 위치(GPS 및 네트워크 기반)에 액세스 - 대략적인 위치(네트워크 기반)에 액세스 3) 저장용량 - 사용자 데이터 저장 6) 기타 - 완전한 네트워크 접근 - 시작할 때 실행 - 휴대전화가 절전모드로 전환되지 않도록 설정 - 블루투스 설정에 접근 - 네트워크 연결 보기 - Wi-Fi 연결 보기 - 진동 제어 - Wi-Fi 연결 및 연결 해제 - 완전한 네트워크 접근 - 네트워크 연결 변경 - 블루투스 기기와 페어링 - NFC제어 - 배지 알림 읽기 - 진동 제어 - 오디오 설정 변경 ※ 앱이 정상적으로 동작하지 않을 경우, 앱 삭제 후 재설치 하시는 것을 권장드립니다.

Screenshots

QR Code · Barcode Reader&Maker4 screens
mchain4 screens

Verdict

The call

The clearest difference is price: mchain at Free against QR Code · Barcode Reader&Maker's $0.99. mchain also leads on update cadence (weekly vs every 21 months) and device support (3 vs 1). On ads, in-app purchases and iOS requirement 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

mchain is free to download; QR Code · Barcode Reader&Maker costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

QR Code · Barcode Reader&Maker ships an update every 21 months, mchain weekly. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.

Scorecard3 real differences · 7 level
QR Code · Barcode Reader&Maker versus mchain: the parameters behind the verdict, then further details
ParameterQR Code · Barcode Reader&Makermchain
Price$0.99Free — better
Rating4.9 (7 ratings) — better—
Positive reviews66.7% of reviews—
Number of ratings7 — better—
Update frequencyEvery 21 monthsWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size18 MB145 MB
Age rating4+4+
Developer志勇 杨m2cloud Inc

In-app purchases

None

QR Code · Barcode Reader&Maker

No in-app purchases

None

mchain

No in-app purchases

Questions

Is QR Code · Barcode Reader&Maker free?
QR Code · Barcode Reader&Maker costs $0.99, with no in-app purchases.
Is mchain free?
mchain is free to download, with no in-app purchases.
Do QR Code · Barcode Reader&Maker or mchain have ads?
Neither QR Code · Barcode Reader&Maker nor mchain shows ads.
Which is updated more often, QR Code · Barcode Reader&Maker or mchain?
QR Code · Barcode Reader&Maker ships an update every 21 months, and mchain weekly. Most recently, QR Code · Barcode Reader&Maker was updated on October 24, 2026 and mchain on October 30, 2026.

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