Instructions on how to create QR codes for applications quickly and simply

June 11, 2025 - 6:03 PM

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Today's digital age, QR code for apps has become an extremely effective marketing tool, helping users download the app with just one scan. When users scan the code, the system will automatically open the correct app store for the device (iOS or Android), helping speed up installation, enhance user experience.

This article iCheckQR guide you how to create QR code for application, choose the right code type, how to handle errors when scanning QR code, notes when creating code to help you quick app sharing or apply app marketing campaign for business

1. What is QR code for apps? Why use it?

App QR Code is a two-dimensional barcode that containsDirect link to the app download page on warehouses likeGoogle Play or App Store. When users scan the code with their camera or a QR reader app, they are taken directly to the app installation page,no need to search manually.

2 common types of QR codes

Static QR: Permalinks, cannot be edited after creation. Suitable for short-term campaigns.

Dynamic QR: Can change link content without generating new code. Supports tracking scans, user locations. Suitable for long-term & multi-channel marketing.

Benefits of using QR codes in sharing or marketing apps: Reduced operationsSearch for the app manually on App Store / Google Play.Increase conversion rateInstallation is quick and intuitive. Track campaign performance via dynamic QR (number of scans, location, time)

Photo of scanning QR code to download the application

2. Types of QR codes suitable for applications

Criteria	Static QR Code	Dynamic QR Code
Editing capabilities	Cannot be edited after creation	Can update content, destination link
Tracking scans	Are not	Can do statistics, attach UTM, analyze behavior
Cost of creation	Usually free	Fees may apply depending on the package or platform used.
Device friendly	No smart navigation feature	Navigate by device, region
Fit	Printed documents, simple QR	Marketing campaign, need tracking, customization

3. Instructions for creating QR codes for applications

3.1 Prepare the correct application link

Before generating the code, you need the correct path to the download app. Make sure the user is directed to the correct app when scanning the code. Go to Google Play or App Store

Google Play (Android):
https://play.google.com/store/apps/details?id=your.app.id
Can be replaced“your.app.id” with the actual Package ID, for example:com.zalo.android
App Store (iOS):
https://apps.apple.com/app/idxxxxxxxxx
Can be replaced“xxxxxxxx” with the numeric App ID, for example:id579523206

Tips for checking standard links:

Find the app directly on App Store / Google Play → click Share → Copy link

Visit the link on the browser to check if the correct application is opened.

3.2 Choose a reputable QR generator tool

Tools	Dynamic	Customize	Free of charge	Tracking
iCheckQR	✅	✅	✅	✅
QRCode Tiger	✅	✅	Limited	✅
ME-QR	✅	✅	Limited	✅
Flowcode	✅	✅	❌	✅

3.3 Create QR code with iCheckQR

Step 1: Access https://icheckqr.com - Register/Login account (free). Create main interface -> SelectGenerate QR code for app

Step 2: Select QR type and fill in the path

You want to lead a platform, select enter the link in "enter link"Google Play“ or “ enter linkApp Store”
Leads to both platforms filling in 2 app paths on each platform
Enter application name

Step 3: Customize the QR code interface

Upload logo trademark.
Select colorQR code frame suitable for brand recognition.
Select border style, you can choose a circular, square, or CTA like “Scan to Download”.
Select " Generate code“

Step 4: Select ‘Download’.Select file output format:

PNG: Used for web, social networks, PowerPoint.
SVG: Used for printing high quality banners.

Note: File names should be clearly defined according to the campaign:qr_appname_android_ios.svgfor easy management.

3.4 Check and download

Try scanning the QR code

Using a real phone (Android/iPhone) → Open Camera or Google Lens. Scan the code and check:

Is the correct application open?
Is there correct OS navigation?
Test on 2 different devices to ensure compatibility.

4. Suggested QR code generating applications on phones

You can tGenerate codes anytime, anywhere, no laptop needed. Generate QR codes for apps directly on your phone. Android phone or iPhone. Share app download link via QR in just a few seconds, customize the QR code interface, some applications also support dynamic QR codes and scan statistics right on mobile. The right choice for sales collaborators or promoting apps on social networks.

Below is a comparison table of 3 QR generator tools for mobile apps:

Application	Platform	Dynamic QR	Customize	Tracking	Advantage	Limit
QRbot	Android / iOS	❌	✅(Basic)	❌	Easy to use interface, completely free	No tracking, no dynamic QR
Scanova	iOS	✅	✅(Premium)	✅	Has advanced dashboard	Registration required, trial limited
QR Droid	Android	❌	✅(Average)	❌	Easy customization with code generation history	Old interface. Android only

Note:

Generate codes quickly, no login required - choose QRbot
Dynamic QR with tracking - choose Scanova
Android, offline, easy creation - choose QR Droid

5. Notes when creating QR codes for applications

Avoid misusing app links

Check the path correctly to Google Play or App Store (one wrong character will result in a 404 error).
Note for unpublished apps: QR will not work for users.
Country restrictions: If the app is only released in certain countries, users outside the region will not be able to download it.

Do not use shortened links from unknown sources

Easily blocked by browsers or antivirus.
Not transparent, causing loss of trust. Instead, use a direct URL from Google Play/App Store, or a dynamic QR from a reputable platform

Test on 2–3 devices

Tested on at least 2–3 different device lines(iPhone, mid-range Android, older Android). Tested under different network conditions (Wi-Fi, 3G).
Make sure the code works on both the built-in scanner and third-party scanning apps.

6. Troubleshooting when scanning QR code application

Although the process is correct, in reality,QR codes can still have errors when users scan them.. Below are common errors and how to handle them quickly and professionally so you don't lose downloads or conversions.

Common errors when scanning QR codes

Unrecognized QR code:It could be due to the size being too small, the print quality being low, or being placed on a photo background causing noise.
Error 404 – Page not found:The application link is wrong or the application has been deleted or the ID has been changed.
Wrong platform navigation:For example, iOS users scan but are directed to a Google Play link.
Intermittent operation code:Using poor quality free services without testing on real devices first.
Not accessible from corporate network: Blocked by firewall, internal proxy

How to handle errors effectively

Regenerate with Dynamic QR Code

Allows editing of destination link after creation without changing QR code.
Reduces risk if the app changes the path or needs to update the ID.

Use the redirect checker tool

Use services such aswheregoes.com or httpstatus.ioto test:

Does the link redirect correctly?
Is there a platform switching error (Android → iOS)?

QR code quality assurance

Do not paste the QR code too much less than 2x2 cm if printed on paper.
Avoid placing the code on a flashy or noisy background.
Ensure contrast: white background – black code is optimal.

7. Frequently Asked Questions (FAQ)

Can I change the app link after printing the QR?

→ Have, if you use dynamic QR.

Do you create QR codes for your internal apps?

→ Have,You need to use internal links or enterprise packages (private distribution).

Conclude

Creating QR codes that lead to your app not only helps users download quickly, but is also a powerful, cost-effective marketing tool. In just 4 steps – prepare the right link, choose a reputable tool, customize and test thoroughly – you can create professional QR codes. In particular, using Dynamic QR is a trend to prioritize, as it allows you to edit link content, measure campaign performance, and update as your app changes. To ensure your code works consistently, test it on multiple devices first and avoid common mistakes like bad links, code that's too blurry, or code that's too small.