DoubleGlazingApp vs QRSure
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DoubleGlazingApp
Easily measure and price new double glazing units at your own pace. Features an assistive measuring tool and allows direct submission of measurements to installers for the next stage of your inquiry.
- Measure double glazing units
- Price double glazing units
- Assistive measuring device
- Submit measurements to installers
- Professional assistance button
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DoubleGlazingApp is the latest and easiest way to price your new double glazing units. You can measure and price at your own pace and if you need help from the professionals you can use the inbuilt assistance button. The app includes an assistive measuring device which helps with the measuring when you don’t have a tape measure to hand. Once you have measured the units you require, you can submit these directly to the installer who will help you with the next stage of your enquiry.
QRSure
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QRSure—scan smarter and stay safe! Never get caught out by fake QRCodes! QRSure is your trusted QR scanner that validates all QRCodes and supports parking payment and EV charging app links before you connect. KEY FEATURES: • QRCodes are validated without actually opening them • QRCodes which link to URL shortening services are "unfurled" to reveal the real link you would be sent to, and this link is safety checked • UK Parking App Validation: Instantly verifies legitimate parking payment apps like RingGo, PayByPhone, and JustPark • EV Charger Authentication: Confirms genuine charging point apps including Pod Point, BP Pulse, and Shell Recharge • Fraud Protection: Identifies fake parking payment QR codes that could lead to scams • History Log: Keep track of your verified parking sessions and charging points • Clean, Simple Interface: Quick scanning with clear safety indicators • Privacy Focused: No personal data stored, pure security PARKING SAFETY: • Validates Official UK Parking Apps: Know you're using the correct payment system • Council Parking Verification: Confirms legitimate council-approved parking solutions • Payment Protection: Avoid scam QR codes that could lead to fraudulent charges • Location Context: Helps verify if the parking app matches your location EV CHARGING SECURITY: • Charging Network Validation: Verifies authentic EV charging network apps • Payment Link Protection: Ensures secure connection to charging payment systems • Network Recognition: Identifies major UK charging networks • Safe Start: Confirms legitimate charge point activation codes PERFECT FOR: • Anyone wishing to use QR Codes safely • Daily Commuters: Safely pay for parking at train stations and city centres • EV Drivers: Confidently start charging sessions at unfamiliar locations • Business Users: Verify corporate parking and charging solutions • Visitors: Safely use parking facilities in new UK locations Essential Protection: • Real-time Safety Checks: Instant verification of QR codes • Visual Safety Indicators: Clear, immediate feedback on link safety • Detailed Risk Assessment: Understand why a link might be unsafe • Offline Database: Works without internet for known UK parking and EV apps Don't risk scanning unknown QR codes. Let QRSure protect you from QR Code scams. QRSure—scan smarter and stay safe! Note: QRSure requires camera access to scan QR codes. All safety checks are performed securely on your device.
Screenshots
Verdict
The clearest difference is update cadence: DoubleGlazingApp at every 3 weeks against QRSure's every 2 months. DoubleGlazingApp also leads on iOS requirement (13.0 vs 17.0). On price, ads, 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.
DoubleGlazingApp ships an update every 3 weeks, QRSure every 2 months. The most recent releases landed on October 4, 2026 and October 17, 2026 respectively.
| Parameter | DoubleGlazingApp | QRSure |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 33.3% of reviews | — |
| Update frequency | Every 3 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 13.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 9 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Infonote | TIMOTHY DOWDALL |
In-app purchases
DoubleGlazingApp
No in-app purchases
QRSure
No in-app purchases
Questions
Is DoubleGlazingApp free?
Is QRSure free?
Do DoubleGlazingApp or QRSure have ads?
Which is updated more often, DoubleGlazingApp or QRSure?
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