Comparison

QR Code Reader vs 作业改改

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

Head to head
About

QR Code Reader

Easily create custom QR codes from text, URLs, videos, pictures, and business cards. Personalize your codes with beautification options for a unique touch. Share information quickly and securely.

Highlights
  • Convert text to QR code
  • Convert URLs to QR code
  • Convert videos/pictures to QR code
  • Create business card QR codes
  • Beautify and customize QR codes
  • Convert email information to QR code
Features
Read full description

[Video, picture to QR code] Videos and pictures can be converted into exclusive QR codes with one click, which is convenient and tall! 【Text conversion QR code】 The text can be edited at will, and the text can be converted into a QR code, and the information transmission is simple, convenient and safe! [Business card conversion QR code] Edit personal business card QR code, scan and exchange business cards, socializing is more convenient and more compelling! 【URL conversion QR code】 The URL can be converted to a QR code, and it can be opened directly by scanning it, which is simple and fast. 【Email Conversion QR Code】 The QR code conversion of mail information makes sending and receiving more convenient. [Beautification and customization] Beautify and customize the QR code, make breakthroughs and innovations, and make your personality shine. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://tools.qjtech.tech/privacy-policy.html

About

作业改改

This app quickly checks math calculations and grades English essays via photo or text input. It also scans documents into PDFs for easy sharing across devices, streamlining the grading and administrative process.

Highlights
  • Photo check for math calculations
  • AI grading for English essays
  • Document scanning to PDF
  • Cross-device sharing
  • Time-saving efficiency
Read full description

作业改改APP拍照快速检查口算结果,拍照或者文本输入批改英文作文,省时又高效率,让工作批改更便捷、更轻轻松松。手机拍照扫描材料纸质文档,自动生成pdf扫描件,一键分享至手机、电脑等设备端。 会员订阅说明: -订阅周期:周会员,月会员或年会员 -付款:用户付款记入iTunes账户 -取消订阅:如需取消订阅,请在当前订阅到期24小时以前,手动到在Apple ID设置管理中关闭自动订阅 -续订:苹果iTunes账户会在到期前24小时内扣款,扣款成功后订阅周期将延续一个周 -隐私政策:https://www.freeprivacypolicy.com/live/a80a4273-843d-4822-acef-56db7cc44590 -服务条款:https://www.freeprivacypolicy.com/live/88d03cab-1148-4f43-bdde-88b816b6c380

Screenshots

QR Code Reader4 screens
作业改改4 screens

Verdict

The call

The clearest difference is ratings volume: QR Code Reader at 10 against 作业改改's 1. QR Code Reader also leads on device support. 作业改改's advantage is iOS requirement (9.0 vs 16.4). On price, rating, in-app purchases and monetization model 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. QR Code Reader sells 11 one-off in-app purchases and 作业改改 sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for QR Code Reader against 5.0 for 作业改改. That said, the two scores are not equally well evidenced: QR Code Reader has 10 ratings behind it against 1, so its average is the more settled of the two.

Scorecard3 real differences · 7 level
QR Code Reader versus 作业改改: the parameters behind the verdict, then further details
ParameterQR Code Reader作业改改
PriceFreeFree
Rating5.0 (10 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings10 — better1
Update frequencyEvery 3 weeks—
AdsYes—
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPad — better—
Requires iOS16.49.0 — better
Further details — not scored
Size54 MB30 MB
Age rating4+4+
DeveloperShenzhen is SunJoy technology co., LTD明笑 常

In-app purchases

11 purchases

QR Code Reader

One-time11
  • 白银会员一个月$5.99
  • 月度会员(单次)$5.99
  • 黄金会员一个月$8.99
Show 8 more
  • 白银会员三个月$12.99
  • 季度会员(单次)$12.99
  • 黄金会员三个月$21.99
  • 白银会员永久$29.99
  • 年度会员(单次)$34.99
  • 黄金会员永久$37.99
  • 终身会员(买断)$99.99
  • 专属域名一年$149.99
3 purchases

作业改改

Subscriptions3
  • 周会员3 Days trial$3.997 Days
  • 月会员$6.991 Month
  • 年会员$14.991 Year

Questions

Is QR Code Reader free?
QR Code Reader is free to download, with in-app purchases available.
Is 作业改改 free?
作业改改 is free to download, with in-app purchases available.
Which has better reviews, QR Code Reader or 作业改改?
QR Code Reader and 作业改改 are both rated 5.0 out of 5 on the App Store, from 10 and 1 ratings respectively.

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