Comparison

PRO vs QR Code Reader & Barcode Scan

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

Head to head
About

PRO

Access comprehensive laboratory testing for environmental pollutants like mold, radon, and lead. This service is backed by certified professionals and offers simplified processing with bundled supplies and analysis fees.

Highlights
  • Mold testing
  • Radon testing
  • Lead testing
  • Allergen testing
  • Asbestos testing
  • Drinking water analysis
  • Certified professionals
Features
Read full description

PRO-LAB® offers laboratory testing services for mold, radon, lead, allergen, asbestos, and drinking water pollutants. Staffed with Certified Indoor Air Quality Professionals, Radon Measurement Specialists, Chemists, PRO-LAB® has the knowledge and experience to assist in any environmental investigations. PRO-LAB® is the first laboratory to offer all lab supplies bundled together with the lab analysis fees for simplified processing.

About

QR Code Reader & Barcode Scan

Easily scan QR codes and barcodes by simply pointing your device's camera. This utility offers instant results, a helpful flashlight for low-light conditions, and keeps a history of your scans. No internet connection is needed for this fast and effective tool.

Highlights
  • Instant QR and barcode scanning
  • Flashlight for low-light
  • Scan history
  • No internet required
  • Minimalist material design
  • Simple to use
Features
Read full description

- HOW IT WORKS To scan QR code or barcode, open the app and point the camera at the code, and you're done! App will quickly read the code and give you the details behind the code. In order to use the app, your device must have a built-in camera. FEATURES OF QR CODE READER / BARCODE SCANNER ● Beautiful minimalist material design ● Scans instantly ● Simple to use ● Flashlight for scans in low visibility ● Scan history ● No internet connection required Fast and effective. The app opens instantly in real-time scanning mode. Subscription Terms - Your payment will be charged to your iTunes Account as soon as you confirm your purchase. - You can manage your subscriptions and turn off auto-renewal from your Account Settings after the purchase. - Your subscription will renew automatically unless you turn off auto-renew at least 24 hours before the end of the current period. - The cost of renewal will be charged to your account within 24 hours prior to the end of the current period. - When canceling a subscription, your subscription will stay active until the end of the period. Auto-renewal will be disabled, but the current subscription will not be refunded. - Any unused portion of a free trial period, if offered, will be forfeited when purchasing a subscription. QR Code Reader & Barcode Scanner Related Terms - Terms of Service: https://bit.ly/3tgBMEc - Privacy Policy: https://bit.ly/2Qro3f0

Screenshots

PRO4 screens
QR Code Reader & Barcode Scan4 screens

Verdict

The call

PRO and QR Code Reader & Barcode Scan both sit at 4.9 stars, but that hides the real split: 100% of QR Code Reader & Barcode Scan's written reviews are positive against 20% of PRO's. QR Code Reader & Barcode Scan also leads on device support (3 vs 1). PRO's advantage is in-app purchases (none vs 4) and ads (none vs shown). On price, rating, ratings volume and update cadence 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. QR Code Reader & Barcode Scan sells 4 in-app purchases, starting at $4.49 per month. PRO asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for PRO against 4.8 for QR Code Reader & Barcode Scan. Both are backed by a comparable volume of ratings — 94 and 71 respectively. Written reviews are what separate them: 20% of PRO's written reviews are positive against 100% of QR Code Reader & Barcode Scan's.

UpkeepUpdate frequency

PRO ships an update every 2 weeks, QR Code Reader & Barcode Scan every 3 weeks. The most recent releases landed on September 24, 2026 and September 22, 2026 respectively.

Scorecard5 real differences · 5 level
PRO versus QR Code Reader & Barcode Scan: the parameters behind the verdict, then further details
ParameterPROQR Code Reader & Barcode Scan
PriceFreeFree
Rating4.9 (94 ratings) — better4.8 (71 ratings)
Positive reviews20.0% of reviews100.0% of reviews — better
Number of ratings94 — better71
Update frequencyEvery 2 weeks — betterEvery 3 weeks
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.015.0 — better
Further details — not scored
Size9 MB15 MB
Age rating4+4+
DeveloperProfessional LaboratoriesMert Vardar

Customer experience

PRO

All ratings94 ratings
Positive97.9%
Neutral1.1%
Negative1.1%
Written reviews10 reviews
Positive20.0%
Neutral0.0%
Negative80.0%

QR Code Reader & Barcode Scan

All ratings71 ratings
Positive95.8%
Neutral2.8%
Negative1.4%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

PRO

No in-app purchases

4 purchases

QR Code Reader & Barcode Scan

Subscriptions4
  • QR Code Reader & Barcode +3 Days trial$4.491 Month
  • QR Code Reader & Barcode +$4.991 Month
  • QR Code Scanner Maker +3 Days trial$39.991 Year
Show 1 more
  • QR Code Scanner Maker +$39.991 Year

Questions

Is PRO free?
PRO is free to download, with no in-app purchases.
Is QR Code Reader & Barcode Scan free?
QR Code Reader & Barcode Scan is free to download, with in-app purchases available.
Which has better reviews, PRO or QR Code Reader & Barcode Scan?
PRO is rated higher. PRO averages 4.9 out of 5 from 94 ratings, while QR Code Reader & Barcode Scan averages 4.8 from 71 ratings.
Do PRO or QR Code Reader & Barcode Scan have ads?
QR Code Reader & Barcode Scan shows ads; PRO does not.
Which is updated more often, PRO or QR Code Reader & Barcode Scan?
PRO ships an update every 2 weeks, and QR Code Reader & Barcode Scan every 3 weeks. Most recently, PRO was updated on September 24, 2026 and QR Code Reader & Barcode Scan on September 22, 2026.

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