QR Code vs Ring Sizer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QR Code
This app quickly scans and decodes QR codes and barcodes, supporting various data types like URLs, contacts, and plain text. It also allows users to generate their own QR codes and manage scan history.
- Instant QR code and barcode scanning
- Generate custom QR codes
- Scan from photos
- Unlimited scan history
- Auto-decode various data types
- Directly open web links and map locations
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QR Code Reader is the fastest and most user-friendly QR code scanner available. If your iPhone, iPad, or iPod came with a built-in scanner, this would be it. This app support both barcodes and QR codes, which encode URLs, contact details, emails, or any kind of data. You can also easily generate your own QR code. How to use: 1. Open the scanner 2. Point the camera to the QR code/barcode 3. Auto recognize, scan and decode 4. Get results and relevant options When scanning a QR code, if the code contains a website URL, you will automatically be taken to the site. If the code just contains text, you'll immediately see it. For other formats such as phone numbers, email addresses, or contact info, you will be prompted to take the appropriate action. Features: - For iPhone, iPod touch, and iPad. - Instant Scan. - Unlimited storage for scan history. - Create your own QR Codes. - Auto decode all types of QR codes: contact details, plain text, website URL, telephone number, SMS message, email address, locations... - Scan Barcodes & QR codes from photos in your Photo Roll. - Perform all the actions related to the QR code without quitting the app. - Flashlight supported for low light environment. - Open web links and map locations directly in the app. - Share by mail and text message. Enjoy!
Ring Sizer
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Ring Sizer – Quick Ring Size helps you measure ring sizes quickly and accurately using your phone. The app is designed to make ring size measurement easy for everyone, without complicated steps or tools. Whether you are shopping online, buying a gift, or checking your own ring size, Ring Sizer provides reliable and fast results. Key Features Instant ring size measurement Clean and easy-to-use interface Supports multiple ring size standards (US, UK, EU) Ideal for online jewelry shopping Accurate and consistent results Why Choose Ring Sizer Buying a ring with the wrong size can be frustrating. Ring Sizer – Quick Ring Size helps you find the correct size before purchasing, saving time and avoiding returns. Perfect for engagement rings, wedding rings, and everyday jewelry. Who Should Use This App Online jewelry shoppers Engagement and wedding planners Gift buyers Anyone who needs accurate ring sizing Download Ring Sizer – Quick Ring Size A fast, reliable, and simple ring size finder app for everyday use.
Screenshots
Verdict
The clearest difference is update cadence: Ring Sizer at daily against QR Code's every 4 months. QR Code's advantage is iOS requirement (9.0 vs 14.0). 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.
QR Code ships an update every 4 months, Ring Sizer daily. The most recent releases landed on October 14, 2026 and October 18, 2026 respectively.
| Parameter | QR Code | Ring Sizer |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (26 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 26 — better | — |
| Update frequency | Every 4 months | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 14.0 |
| Further details — not scored | ||
| Size | 22 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | 海文 王 | Asil Arslan |
In-app purchases
QR Code
No in-app purchases
Ring Sizer
No in-app purchases









