GUID vs QR Code Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GUID
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What is a GUID? =========== A GUID (Globally Unique Identifier) is a pseudo-random string consisting of 32 letters (A-F) / numbers (0-9) and 4 hyphens. The application area for GUIDs is manifold. For example, GUIDs can be used to uniquely identify objects, files, or documents. What is GUID generator? ================== The GUID generator is a program for generating GUIDs. Furthermore, it is possible to perform a syntactic check of strings, whether they meet the requirements of a GUID, ie the 8-4-4-4-12 format consisting of the allowed characters. Particularities ========== The GUID generator was developed with SWIFT specifically for iOS. As a result, it is optimally integrated into the system, offers optimum app feeling, best performance, requires minimal storage space and system-specific functionalities. Create GUID ========= The core functionality of this program is generating GUIDs. The GUIDs can be generated either in upper case letters or in lower case letters. Check GUID ========= To check the syntax of individual strings, they can be entered in the result text field. Valid strings are colored in green, invalid strings with red color. Interoperability =========== The exchange with other applications is possible via the device's own clipboard (copy and paste) as well as via sharing function of iOS. Summary of functions: ================ - Generate GUID - Check string for GUID-syntax - Copy - Paste - Share - Convert to upper case - Convert to lower case
QR Code Reader
Easily scan QR codes directly from your camera or photo library. Save, share, and open links instantly. This app automatically manages your scan history for quick access.
- Scan from camera
- Scan from camera roll
- Share scan results
- Save scan history
- Open links directly
- Manage scan history
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The Most User-Friendly Free QR Code Reader! A powerful iOS app designed for seamless QR code scanning and management. Key Features: - Direct QR code scanning from the camera: Simply open the app and point the camera at the QR code to read it instantly. - Scan QR codes from the camera roll: You can select and scan QR codes from your photo library, making it easy to retrieve information from screenshots or saved pictures. - Share and save scan results: Instantly share the scanned information or save it to the clipboard for later use. - Open links immediately: If the scan result is a website link, you can open the browser directly within the app. - Automatic saving and management of scan history: Scan results are automatically saved as history, allowing you to easily reference them at any time. Unwanted history can also be deleted at any time. Simplifies QR code scanning and management more than ever before. Use it as your partner to make your life more convenient. QR Code is a registered trademark of DENSO WAVE INCORPORATED.
Screenshots
Verdict
The clearest difference is update cadence: QR Code Reader at every 4 days against GUID's every 39 months. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
GUID ships an update every 39 months, QR Code Reader every 4 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.
| Parameter | GUID | QR Code Reader |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (4 ratings) — better |
| Number of ratings | — | 4 — better |
| Update frequency | Every 39 months | Every 4 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 12.0 — better | 13.4 |
| Further details — not scored | ||
| Size | 8 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Jens Nabert | Ayahito Nakamura |
In-app purchases
GUID
No in-app purchases
QR Code Reader
No in-app purchases
Questions
Is GUID free?
Is QR Code Reader free?
Do GUID or QR Code Reader have ads?
Which is updated more often, GUID or QR Code Reader?
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