Comparison

Hilti Concrete Sensors vs QR Code

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

Head to head
About

Hilti Concrete Sensors

This construction app provides real-time monitoring of concrete curing and drying using wireless sensors. It helps save time and costs by enabling better decision-making for contractors and engineers.

Highlights
  • Real-time concrete strength monitoring
  • Anticipate strength benchmarks
  • Manage schedules and costs
  • Real-time RH monitoring
  • Share data and reports
  • Cold weather fuel cost savings
Features
Read full description

Concrete Sensors is a free construction app that monitors the curing and drying (RH) of concrete in real time that enables better decisions to save time and costs for general contractors, subcontractors, engineers, and others. This app connects to our easy-to-use wireless sensors to display up to the minute concrete curing and drying information. Concrete Curing * Real-time monitoring of the strength of the actual in-place concrete * Anticipate when the strength will reach a benchmark and manage schedules * Save money on fuel costs during cold weather * Avoid a month-long test * Easily share alerts, data and reporting * Better-manage mass concrete curing with real-time alerts on temperature differentials * Use your concrete's curing performance to schedule labor, remove forms, and more * In compliance with ASTM C1074 Concrete Drying * Save on costs and avoid schedule delays from high RH surprises * Install flooring that matches your slab * Avoid drilling holes in your new slab and waiting for RH readings * Real-time readings shared with the team * Graph RH over time and find trends * Similar to ASTM F2170 How it Works 1. Download this app 2. Purchase and zip-tie sensors to rebar 3. Use this app to continuously monitor the status of your concrete

About

QR Code

This app allows you to scan documents and QR codes using your phone's camera. You can edit scanned documents, share them via email or messaging, and even send faxes directly from your device. It also offers instant QR code scanning and document organization.

Highlights
  • Scan documents with camera
  • Edit scanned documents
  • Share documents via email/messaging
  • Send faxes from phone
  • Instant QR code scanning
  • Organize scanned documents
Features
Read full description

QR code: Reader App is widely used to scan documents and QR codes. - Scan documents with your camera or export directly from your phone. - Edit scanned documents right within the app. You can easily crop, rotate, adjust brightness and contrast. - Share your scanned documents vial email, messaging apps. - Send faxes directly from your phone. Simply scan your document, add the recipient's fax number, and send. - Scan QR Codes instantly - Store and organize your scanned documents in the app. With premium version you get 1 GB of storage space to store your documents. Term of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Hilti Concrete Sensors3 screens
QR Code4 screens

Verdict

The call

The clearest difference is review sentiment: Hilti Concrete Sensors at 100% against QR Code's 18%. Hilti Concrete Sensors also leads on rating (5.0 vs 4.2) and in-app purchases (none vs 11). QR Code's advantage is ratings volume (190 vs 4) and chart position (#171 vs unranked). On price and ads 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 sells 11 in-app purchases, starting at $4.99 per 7 days. Hilti Concrete Sensors asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Hilti Concrete Sensors holds the better App Store score, 5.0 against 4.2. That said, the two scores are not equally well evidenced: QR Code has 190 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 100% of Hilti Concrete Sensors's written reviews are positive against 18% of QR Code's.

UpkeepUpdate frequency

Hilti Concrete Sensors ships an update every 3 weeks, QR Code every 19 months. The most recent releases landed on September 1, 2026 and September 21, 2026 respectively.

Scorecard9 real differences · 2 level
Hilti Concrete Sensors versus QR Code: the parameters behind the verdict, then further details
ParameterHilti Concrete SensorsQR Code
PriceFreeFree
Rating5.0 (4 ratings) — better4.2 (190 ratings)
Positive reviews100.0% of reviews — better17.6% of reviews
Number of ratings4190 — better
Update frequencyEvery 3 weeks — betterEvery 19 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
Best chart rank—#171 — better
DevicesiPhoneiPhone, iPad, iPod — better
Requires iOS16.013.0 — better
Further details — not scored
Size36 MB125 MB
Age rating4+4+
DeveloperHilti AGECOM DIGITAL 43 SLU

Customer experience

Hilti Concrete Sensors

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

QR Code

All ratings190 ratings
Positive80.5%
Neutral3.7%
Negative15.8%
Written reviews17 reviews
Positive17.6%
Neutral5.9%
Negative76.5%

In-app purchases

None

Hilti Concrete Sensors

No in-app purchases

11 purchases

QR Code

Subscriptions11
  • Premium3 Days trial$4.997 Days
  • Premium$4.997 Days
  • Premium3 Days trial$8.997 Days
Show 8 more
  • Premium$8.997 Days
  • Premium3 Days trial$9.991 Month
  • Premium$9.991 Month
  • Premium3 Days trial$19.991 Year
  • Premium3 Days trial$39.991 Year
  • Premium$39.991 Year
  • Premium3 Days trial$89.991 Year
  • Premium$89.991 Year

Questions

Is Hilti Concrete Sensors free?
Hilti Concrete Sensors is free to download, with no in-app purchases.
Is QR Code free?
QR Code is free to download, with in-app purchases available.
Which has better reviews, Hilti Concrete Sensors or QR Code?
Hilti Concrete Sensors is rated higher. Hilti Concrete Sensors averages 5.0 out of 5 from 4 ratings, while QR Code averages 4.2 from 190 ratings.
Do Hilti Concrete Sensors or QR Code have ads?
Neither Hilti Concrete Sensors nor QR Code shows ads.
Which is updated more often, Hilti Concrete Sensors or QR Code?
Hilti Concrete Sensors ships an update every 3 weeks, and QR Code every 19 months. Most recently, Hilti Concrete Sensors was updated on September 1, 2026 and QR Code on September 21, 2026.

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