QR Code Studio Pro vs K信
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QR Code Studio Pro
Easily create and scan colorful QR codes with advanced features like dynamic content, image embedding, and app-specific redirection. Securely share encrypted codes and manage your history with privacy protection.
- Create colorful QR codes
- Dynamic QR code generation
- Embed images and logos
- Fast dual-scan QR reader
- Secure encrypted sharing
- Scan and generation history
- App-specific redirection
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QR Studio Pro reinvents QR Code Reader and Generator. It helps you to create Colorful QR code either for business or showing love. Now you can turn image, video, voice and music into QR Code. You can also create Dynamic QR Code, which allows to change the content of your QR codes after being used. It is very simple and just enjoy it with you unlimited imagination! 【FEATURES】 ● Create your own Colorful QR code - There are a variety of formats for you to create, such as text, website, image, video, voice, music, business card, WIFI, App QR Code, Bitcoin and so on. Moreover, there are a lot of fabulous colorful styles to choose. - Dynamic QR Code makes the image of QR Code remain the same but its content can be modified at any time. The effectiveness of it can be set too. - Fused QR Code fuses QR code and colorful image perfectly. - App QR Code allows different OS to redirect to different link. It redirects to suitable links you set when it is scanned by iPhone or other operation systems. - LinkSet QR Code lets users open different link when using different App scan. - Generate Taobao QR Code that works for Wechat to offer good user experience. - Beautify any QR code with 3 steps easily. - Embed your favorite picture as Logo to make your character QR code. ● The fastest QR code Reader - Scans QR code with Dual Scan Core and gives the result very fast. You can also copy and paste or import a QR Code image to the app at anytime and get the result. - It works whether there is network or not and scan history is saved automatically. - Multiscan allows you scan a number of QR codes continuously and shows the results swiftly. ● Share securely - Encrypt and share securely the QR Code to friends. The content of QR Code can only be seen after entering correct password after encryption. ● History management and privacy protection - Saves scan and generation history automatically for management. - Check Number of Scans and Total number can be scanned of Multimedia QR Code. - Touch ID is here for your privacy protection. ● speech recognizing and iMessage (iOS 10 and above) - What you speak can be recognized as text content to be created as a QR code. - You can create a QR Code in iMessage with this App. ● Spotlight Search (iOS 9 and above) - Use Spotlight to search for content of Scan and Generation and open it directly in QR Studio’s Detail Page. ● App action extension (iOS 8 and above) - You can use it to scan and generate QR code in other Apps on iOS 8 devices. ● 3D Touch feature (iPhone 6s and above) - Quick Actions from the iPhone Home screen: Create test QR, Create Contact QR, Beautify QR and Manage History. There is no advertisement in this app. Besides, you can enjoy sharing wonderful QR code images without watermark to others. Enjoy creating image/ video/voice/music/business card/App/Taobao QR code freely with unlimited times. 【Feedback】 - App feedback:About- Feedback - Official QQ Group:475041343 - Wechat account:vDreamerTeam - Weibo:@vDreamerTeam
K信
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K信(sKeeper),教育集团管理专家。 专业服务于全国性连锁教育培训机构的一站式管理专家。 内含会议即时沟通、无纸化流程、制度设置等多项高效便捷的管理服务功能。 K信不只是教育软件,更是教育行业管理制度精髓的延伸。
Screenshots
Verdict
The clearest difference is price: K信 at Free against QR Code Studio Pro's $2.99. K信 also leads on in-app purchases (none vs 4) and ads (none vs shown). On device support 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
K信 is free to download; QR Code Studio Pro costs $2.99 up front. QR Code Studio Pro sells 4 one-off in-app purchases. K信 asks for nothing beyond the download.
QR Code Studio Pro ships an update every 3 months, K信 every 10 days. Both last shipped on October 12, 2026.
| Parameter | QR Code Studio Pro | K信 |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.2 (18 ratings) — better | — |
| Positive reviews | 73.1% of reviews | — |
| Number of ratings | 18 — better | — |
| Update frequency | Every 3 months | Every 10 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12 — better | 13.0 |
| Further details — not scored | ||
| Size | 54 MB | 143 MB |
| Age rating | 4+ | 17+ |
| Developer | 芸倩 潘 | 杰人软件 |
In-app purchases
QR Code Studio Pro
- 1 Coin$0.99
- 10 Coins$0.99
- 12 Coins$1.99
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- 30 Coins$4.99
K信
No in-app purchases








