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
Easily determine your accurate ring size and convert between international sizing standards. This tool helps you find the perfect fit for any ring, avoiding the frustration of ill-fitting jewelry. Save your sizes and compare them effortlessly.
- Accurate ring and finger size measurement
- Convert between international ring size standards (US, UK, EU)
- Simple and easy-to-use interface
- Supports a wide range of ring sizes
- Save and compare ring sizes
- Unit conversion functionality
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Ring Sizer and unit convertor app helps you to find the accurate ring size & finger size with a size conversion chart and you can convert units with your mobile, so you know better what your ring size measurements are. Discover the perfect fit for your finger with Finger Size Finder! Say goodbye to the hassle of guessing your ring size and hello to accurate measurements. Get ready to single to mingle because our easy-to-use tool lets you measure your ring size with precision and convert it to different international standards. Whether you're shopping for engagement rings, wedding bands, or just want to resize an existing ring, our Perfect Fit ring sizer has you covered. Avoid the disappointment of ill-fitting rings and enjoy the confidence of wearing the perfect size. Features of Ring Sizer app: Easily convert ring sizes between different international standards, including US, UK, EU, and more. Enjoy its simple interface, making it easy for users of all levels to measure and convert ring sizes. It supports a wide range of ring sizes, catering to various finger sizes and jewellery types. Use our app anytime, anywhere, right on your iPhone or iPad for free. Keep track of your ring sizes by saving them within the app and easily compare sizes for different fingers or jewellery pieces. Download our Ring Sizer- Unit convertor Finder app now and get the perfect fit for your precious jewellery!
Screenshots
Verdict
The clearest difference is rating: Ring sizer at 3.7 against QR Code's 3.1. Ring sizer also leads on review sentiment (64% vs 50%). QR Code's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, ratings volume, update cadence and in-app purchases 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.
Ring sizer holds the better App Store score, 3.7 against 3.1. Both are backed by a comparable volume of ratings — 26 and 13 respectively. Written reviews point the same way: 50% of QR Code's written reviews are positive against 64% of Ring sizer's.
QR Code ships an update every 4 months, Ring sizer every 8 months. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.
| Parameter | QR Code | Ring sizer |
|---|---|---|
| Price | Free | Free |
| Rating | 3.1 (26 ratings) | 3.7 (13 ratings) — better |
| Positive reviews | 50.0% of reviews | 64.1% of reviews — better |
| Number of ratings | 26 — better | 13 |
| Update frequency | Every 4 months — better | Every 8 months |
| Ads | No — better | Yes |
| In-app purchases | No | No |
| Monetization | Free — better | Ad-supported |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 22 MB | 48 MB |
| Age rating | 4+ | 4+ |
| Developer | 海文 王 | Regent Branding Ltd |
Customer experience
QR Code
Ring sizer
In-app purchases
QR Code
No in-app purchases
Ring sizer
No in-app purchases
