Light Lux Meter vs QR Code Reader
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Light Lux Meter
This app helps photographers and videographers measure light levels for optimal exposure. It offers lux and foot-candle scales, and can calculate light ratios, serving as a convenient alternative to professional equipment for amateur use.
- Measures light in lux and foot-candles
- Calculates light ratio for photos
- Dual camera support
- Accurate algorithm
- New design
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Looking for a light meter? You have just found the best Light Meter app for iPhone. Controlling light is an essential skill for all photographers, videographers, digital filmmakers, both amateur and professional. Lux Light Meter will help you measure and control light level for the perfect picture exposure. Save time and money by getting our lux light meter app instead of expensive luminosity meters. The app support lux & foot-candle light scales. Get the rate light ratio for your photos. New features: - dual camera support - more accurate algorithm - new design Remember that Lux Light Meter is not a replacement for a professional device. It should be used for amateur purposes only.
QR Code Reader
Easily scan QR codes and barcodes using your device's camera. Create and share custom QR codes for various information types, with a history log and iCloud backup for your scans. Personalize your codes with custom colors.
- QR code and barcode scanning
- QR code generation
- Scan from image gallery
- Flashlight for low-light scanning
- Scan history with iCloud backup
- Customizable QR code colors
- Share generated QR codes
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This QR code reader and barcode scanner app, stands out as an exceptional choice. Utilizing your device's camera, it effortlessly scans and recognizes QR codes and barcodes in various formats. Additionally, it offers the convenience of creating and sharing unlimited QR codes at your convenience. Key Features: - User-Friendly: The QR code reader and barcode scanner automatically identify and scan codes, even allowing scanning from your device's image gallery. In low-light conditions, the built-in flashlight aids in scanning. - QR Code Generation: This app empowers you to create diverse QR codes, such as those for web links, text, vCards, phone numbers, emails, SMS, Wi-Fi, geo-locations, and calendars. You can easily share the results via popular platforms like WhatsApp, Facebook, Twitter, Gmail, WeChat, Line, email, and SMS. -Scan History: All scan results are neatly stored in the scan history, categorized for easy access. The app also offers iCloud backup, and you can export scan results as CSV files. Enabling the history option ensures your scan history remains accessible even when you switch devices. - Custom QR Code Colors: You have the freedom to personalize your QR codes with different colors to make them uniquely yours. Don't hesitate to download this QR reader app for efficient QR code and barcode scanning! Premium Subscription TRUE Chat Stories pro includes an optional auto-renewable subscription to access current and future premium categories (price may vary depending on location): - Subscription start from USD 4.99. - a 1-week subscription - a 1-month subscription - a 1-year subscription • Check in app for exact pricing in your region • Payment will be charged to your iTunes account at confirmation of purchase and will automatically renew (at the duration/price selected) unless auto-renew is turned off at least 24 hours before the end of the current period. • Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. • Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable • You can manage your subscription and/or turn off auto-renewal by going to your iTunes Account Settings, but refunds will not be given for any unused portion of the term. Terms of Service: https://sonvo123.wordpress.com/terms-of-use/ Privacy: https://sonvo123.wordpress.com/privacy-policy/
Screenshots
Verdict
The clearest difference is price: QR Code Reader at Free against Light Lux Meter's $2.99. QR Code Reader also leads on rating (5.0 vs 4.0). Light Lux Meter's advantage is in-app purchases (none vs 2) and ads (none vs shown). On update cadence, device support and iOS requirement 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
QR Code Reader is free to download; Light Lux Meter costs $2.99 up front. QR Code Reader sells 2 in-app purchases, starting at $4.99 per 7 days. Light Lux Meter asks for nothing beyond the download.
QR Code Reader holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Light Lux Meter has 55 ratings behind it against 1, so its average is the more settled of the two.
Light Lux Meter ships an update every 3 months, QR Code Reader every 2 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | Light Lux Meter | QR Code Reader |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | 4.0 (55 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 11.5% of reviews | — |
| Number of ratings | 55 — better | 1 |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Paid | Free with in-app purchases — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 10.0 — better | 11.2 |
| Further details — not scored | ||
| Size | 30 MB | 188 MB |
| Age rating | 4+ | 4+ |
| Developer | Aexol Studio | Son Vo |
Customer experience
Light Lux Meter
QR Code Reader
In-app purchases
Light Lux Meter
No in-app purchases
QR Code Reader
- Premium3 Days trial$4.997 Days
- Premium3 Days trial$39.991 Year
Questions
Is Light Lux Meter free?
Is QR Code Reader free?
Which has better reviews, Light Lux Meter or QR Code Reader?
Do Light Lux Meter or QR Code Reader have ads?
Which is updated more often, Light Lux Meter or QR Code Reader?
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