QSpec vs Airgas
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
QSpec
This app helps manage gas cylinder inventory, track blend components, and monitor expiration dates for optimal process performance. It simplifies cylinder tracking and provides on-demand electronic Certificates of Analysis.
- Scan and store cylinder information
- Track blend expiration dates
- Set expiration alerts
- Retrieve and email ECOAs
- Create and email reorder lists
- Assign cylinders to locations
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Unleash the power of productivity with Linde’s QSpec. Quickly verify gas blend components and mix accuracy, and track the expiration date of your gas blends to maintain optimal process performance. Simplify cylinder management and cylinder tracking by using your phone as a mobile database of your cylinder information with QSpec. Quickly access on-demand Electronic Certifications of Analysis (ECOA) for each cylinder you scanned into your phone. QSpec Features: • Scan and store cylinder information, blend expiration dates and blend specifications in your phone. • Set alerts to monitor and prevent gas blend expiration dates to ensure process quality. • Quickly retrieve and email ECOA’s • Create, store and email your cylinder reorder list. • Assign scanned cylinders to customizable locations to assist with cylinder tracking
Airgas
Quickly reorder frequently purchased gases, welding, and safety products using your existing account. Streamline your ordering process from your phone or tablet, saving time and effort.
- Quick reordering of up to 50 items
- Access to frequently purchased items
- Biometric login for fast access
- Switch between multiple accounts
- Order anytime, anywhere
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The Airgas Reorder App is the quick, easy way for busy Airgas customers like you to reorder up to 50 of your frequently purchased items in a fraction of the usual time. If you’ve already ordered from Airgas (whether at a branch, through an Airgas representative or online at Airgas.com), you can now reorder with this app using your Airgas.com login to access your frequently purchased items. If you don’t have an Airgas.com account, you can create one today to make your job easier at www.airgas.com/register. Reorder anytime, anywhere: ● Reordering at your fingertips — on your phone or tablet ● See all your accounts — it’s simple to switch between accounts if you have more than one ● Get what you need most — order up to 50 of your frequently purchased items Save time: ● Reorder in seconds — just a few quick taps places orders fast ● No waiting — order right away instead of waiting until you’re back at your desk ● No fussing with passwords — take advantage of your device’s biometric capabilities for quick login Get more done: ● Easy reordering — streamlined processes help you order fast and get back to business If you’re an Airgas customer who needs to reorder your gases, welding and safety products, this is the time-saving app you’ve been waiting for. It’s the fastest way to reorder from Airgas. (Note: this Airgas Reorder App should not be used for orders required to be placed through your eProcurement platform or the Airgas SupplySync punchout site.) Don’t wait—download the free Airgas Reorder App and log into your Airgas.com account to get started today!
Screenshots
Verdict
The clearest difference is review sentiment: Airgas at 100% against QSpec's 0%. Airgas also leads on rating (4.9 vs 4.0) and update cadence (every 6 months vs every 15 months). On price, ratings volume, ads and in-app purchases 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.
Airgas holds the better App Store score, 4.9 against 4.0. Both are backed by a comparable volume of ratings — 6 and 8 respectively. Written reviews point the same way: 0% of QSpec's written reviews are positive against 100% of Airgas's.
QSpec ships an update every 15 months, Airgas every 6 months. The most recent releases landed on October 24, 2026 and October 21, 2026 respectively.
| Parameter | QSpec | Airgas |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (6 ratings) | 4.9 (8 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 6 | 8 — better |
| Update frequency | Every 15 months | Every 6 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 36 MB | 43 MB |
| Age rating | 4+ | 4+ |
| Developer | Linde GmbH | Airgas |
Customer experience
QSpec
Airgas
In-app purchases
QSpec
No in-app purchases
Airgas
No in-app purchases









