P Numbers vs EXATON Welding Guide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
P Numbers
Quickly access weldability grouping numbers for welding procedures and performance qualifications. This app provides data from authoritative sources like ASME Section IX and AWS B2.1.
- Base metal weldability grouping lookup
- Welding procedure qualification data
- Performance qualification data
- ASME Section IX Table QW/QB-422 data
- AWS B2.1 Table C1 and C2 data
- ISO/TR 20173 data
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P-Numbers: Quick lookup of base metal weldability grouping numbers for welding procedure and performance qualification. Data is provided by C-spec from the master source used for generation, proof-reading and maintenance of ASME Section IX Table QW/QB-422, AWS B2.1 Table C1 and C2, and ISO/TR 20173.
EXATON Welding Guide
This welding handbook provides essential tools for welders and those interested in welding technology. It includes guides for selecting welding grades, calculating heat input, and evaluating weldability, along with tips for weld planning and details on a full product portfolio.
- Welding grade selection guide
- Shielding gas assistance
- Ferrite diagram calculator
- Heat-input calculator
- Weldability evaluation
- Weld planning tips
- Exaton product portfolio details
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Welding Handbook from Exaton: a quick, easy and useful in your pocket tool! For those working with welding or interested in welding technology, in our Welding Handbook you will find a welding grade selection guide and shielding gas assistance, ferrite diagram and heat-input calculators. You will be able to evaluate weldability and find tips and tricks for your weld planning in the welding guide. Included is also the details of the entire Exaton portfolio of welding products.
Screenshots
Verdict
The clearest difference is update cadence: EXATON Welding Guide at every 3 months against P Numbers's every 39 months. EXATON Welding Guide also leads on rating (5.0 vs 4.8) and iOS requirement (10.0 vs 13.0). On price, review sentiment, ratings volume 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
EXATON Welding Guide holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.
P Numbers ships an update every 39 months, EXATON Welding Guide every 3 months. The most recent releases landed on October 2, 2026 and October 7, 2026 respectively.
| Parameter | P Numbers | EXATON Welding Guide |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (5 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 5 — better | 3 |
| Update frequency | Every 39 months | Every 3 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 | 10.0 — better |
| Further details — not scored | ||
| Size | 13 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | ASMEIX CORPORATION | ESAB Group Inc |
Customer experience
P Numbers
EXATON Welding Guide
In-app purchases
P Numbers
No in-app purchases
EXATON Welding Guide
No in-app purchases
Questions
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Is EXATON Welding Guide free?
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