Comparison

JUWEL Smart vs Useful QR Code Reader PRO

Price, ratings, monetisation and update history for both apps, side by side β€” with what reviewers say about each.

Head to head
About

JUWEL Smart

Monitor your JUWEL SmartCam remotely with this app. Stream live footage of your aquarium, share photos and videos with friends, and grant access to family members for shared viewing.

Highlights
  • Remote SmartCam monitoring
  • Live aquarium streaming
  • Photo and video sharing
  • Family member access
Features
Read full description

Easily monitor your JUWEL SmartCam from your mobile with the JUWEL Smart App. 1. Easy to integrate your JUWEL underwater camera into the JUWEL Smart App. 2. Watch your fish wherever you are and at any time via a live stream. 3. Share the photos and videos created from your aquarium with friends. 4. Share your JUWEL SmartCam with all family members.

About

Useful QR Code Reader PRO

Features
Read full description

A convenient QR Code Reader app has been released! This app is an easy, simple, and fast QR code reading application. Additionally, it is a handy QR code reader app that records your scan history. After launching the app, grant camera access, hold your device over a QR code, and scan it. The scanned QR code will be displayed at the top of the main screen. Tap it to open the browser and view the URL, or long-press to copy it to the clipboard and use the text as needed. After launching, tap the "Load Image" button and grant access to your photo library. Then, load an image containing a QR code, such as a screenshot, and the app will scan the QR code within the image. (In some cases, it may fail to read due to errors.) β€»The 'PRO' version is a paid version without ads. The app's functionality is the same as the free version. [How to Use] - Point the camera at a QR code on the initial screen to scan it. - The top right button on the screen transitions to the main screen but skips QR code scanning. - The top left button on the screen scans a QR code from an image in the photo library. - The scanned content is displayed at the top of the main screen. - Tap to open the browser. - Long-press to copy to the clipboard. - QR code scan history is displayed at the bottom of the screen. - Delete all history with "Delete All History." - You can delete history individually. - Tapping on history entries also opens the browser. - Long-pressing history entries copies them to the clipboard. - Tap the "I" in the top right to view information about the app. - Use the back arrow in the top left to return to the initial QR code scanning screen. That's how to use the app. It is a simple, convenient, and fast QR code reading app! Download and try it today!

Screenshots

JUWEL Smart3 screens
Useful QR Code Reader PRO2 screens

Verdict

The call

The clearest difference is price: JUWEL Smart at Free against Useful QR Code Reader PRO's $2.99. JUWEL Smart also leads on iOS requirement (13.0 vs 15.6). Useful QR Code Reader PRO's advantage is update cadence (every 9 days vs every 7 months). On ads, in-app purchases and device support there is nothing between them.

Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS

CostPrice Β· In-app purchases Β· Ads Β· Monetization

JUWEL Smart is free to download; Useful QR Code Reader PRO costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

JUWEL Smart ships an update every 7 months, Useful QR Code Reader PRO every 9 days. The most recent releases landed on June 7, 2026 and September 20, 2026 respectively.

Scorecard3 real differences Β· 5 level
JUWEL Smart versus Useful QR Code Reader PRO: the parameters behind the verdict, then further details
ParameterJUWEL SmartUseful QR Code Reader PRO
PriceFree β€” better$2.99
Positive reviews16.7% of reviewsβ€”
Update frequencyEvery 7 monthsEvery 9 days β€” better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeβ€”
DevicesiPhone, iPodiPhone, iPad, iPod β€” better
Requires iOS13.0 β€” better15.6
Further details β€” not scored
Size191 MB39 MB
Age rating12+4+
DeveloperJUWEL Aquarium AG & Co. KGkatapu.net

In-app purchases

None

JUWEL Smart

No in-app purchases

None

Useful QR Code Reader PRO

No in-app purchases

Questions

Is JUWEL Smart free?
JUWEL Smart is free to download, with no in-app purchases.
Is Useful QR Code Reader PRO free?
Useful QR Code Reader PRO costs $2.99, with no in-app purchases.
Do JUWEL Smart or Useful QR Code Reader PRO have ads?
Neither JUWEL Smart nor Useful QR Code Reader PRO shows ads.
Which is updated more often, JUWEL Smart or Useful QR Code Reader PRO?
JUWEL Smart ships an update every 7 months, and Useful QR Code Reader PRO every 9 days. Most recently, JUWEL Smart was updated on June 7, 2026 and Useful QR Code Reader PRO on September 20, 2026.

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