Big QR Reader vs ChromaticWalls
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Big QR Reader
Easily scan and decode various QR codes and barcodes, including contact info, URLs, Wi-Fi credentials, and product details. It supports scanning from your gallery and in low-light conditions, with all scan history saved for quick access.
- Reads all QR & barcode formats
- Saves scan history
- Scans from gallery
- Flashlight for dark environments
- Offline scanning
- Scans promotion and coupon codes
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Big QR Reader can read and decode all kinds of QR code and barcode, including contacts, products, URL, Wi-Fi, text, books, E-mail, location, calendar, etc. You can also use it to scan promotion and coupon codes in shops to get discounts. Why choose Big QR Reader? √ Support all QR & barcode formats √ All scan history will be saved √ Scan QR / barcodes from gallery √ Use flashlight to scan in dark environment √ No internet connection required √ Scan promotion and coupon codes √ Privacy safe. Only camera permission required How to use 1. Point camera to the QR code/barcode 2. Auto recognize, scan and decode 3. Get results and relevant options Privacy Policy: https://app.penbob.top/Privacy.html Terms of Use: https://app.penbob.top/Service.html
ChromaticWalls
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Introducing ChromaticWalls - the ultimate wallpaper app that brings your screen to life like never before! With a wide range of stunning wallpapers, it allows you to express your unique style and personality. Explore a vast collection: Discover thousands of high-quality wallpapers carefully curated to cater to all tastes and preferences. From captivating landscapes to abstract art, there's something for everyone. Smart categorization: Finding the perfect wallpaper has never been easier! Our intelligent categorization system organizes wallpapers into various themes, making it effortless to browse and find exactly what you're looking for. Favorites and collections: Create your own personalized collection of favorite wallpapers and easily access them whenever you want. Easy to use: ChromaticWalls is designed with user-friendliness in mind. Browse, preview, and set wallpapers with just a few taps. It integrates seamlessly with your device's settings, ensuring a smooth experience. Regular updates: We constantly add new wallpapers to keep your collection fresh and exciting. Stay ahead of the trend and give your screen a makeover whenever you desire. Don't settle for ordinary wallpapers. Download ChromaticWalls now and unlock a world of vibrant colors, stunning visuals, and endless possibilities for customizing your device's look!
Screenshots
Verdict
The clearest difference is ads: ChromaticWalls at none against Big QR Reader's shown. ChromaticWalls also leads on iOS requirement (11.0 vs 13.0). Big QR Reader's advantage is update cadence (every 5 days vs every 3 weeks). On price, 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.
Big QR Reader ships an update every 5 days, ChromaticWalls every 3 weeks. The most recent releases landed on October 15, 2026 and October 25, 2026 respectively.
| Parameter | Big QR Reader | ChromaticWalls |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 5 days — better | Every 3 weeks |
| Ads | Yes | No — better |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 13.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 23 MB | 111 MB |
| Age rating | 4+ | 4+ |
| Developer | Shenzhen Peidatong Technology Co., Ltd. | JOYFUL DOG (HK) CO., LIMITED |
In-app purchases
Big QR Reader
No in-app purchases
ChromaticWalls
No in-app purchases
Questions
Is Big QR Reader free?
Is ChromaticWalls free?
Do Big QR Reader or ChromaticWalls have ads?
Which is updated more often, Big QR Reader or ChromaticWalls?
Other comparisons
